8. Standard 3: Structure of Matter:
Compounds
Standard 3b: Students know that
compounds are formed by combining
two or more different elements and that
compounds have properties that are
different from their constituent
elements.
California Science Standard
9. Content Objectives
After this lesson I should be able to:
1. Define a compound.
2. Define a molecule
3. Build models of molecules using
atoms.
10. Language Objectives
After this lesson I should be able to:
1. Read and listen to a presentation.
2. Write information on a thinking map and graphic
organizer.
3. Write Cornell notes.
4. Participate in whole class and small group discussion.
5. Read and write definitions.
6. Read and answer questions.
7. Listen to and takes notes from a video presentation.
16. Copyright Richards 2009
What are the main types of matter?
elements
sugar
compounds
gold
copper
oxygen
water
salt
I. There are 2 main types of matter:
- elements
- compounds
20. Copyright Richards 2009
What are the main types of matter?
elements
sugar
compounds
gold
copper
oxygen
water
salt
I. There are 2 main types of matter:
- elements
- compounds
23. Copyright Richards 2009
What are elements?
copper
A. All of the matter in the universe is
made of 92 elements or combinations
of these elements.
silver
carbon
oxygen sodium
gold
chlorine
32. Copyright Richards 2009
What are elements?
copper
A. All of the matter in the universe is
made of 92 elements or combinations
of these elements.
silver
carbon
oxygen sodium
gold
chlorine
33. Copyright Richards 2009
What are elements?
copper
A. The naturally occurring elements can
NOT be made or destroyed.
silver
carbon
oxygen sodium
gold
chlorine
35. Atoms Molecules Compounds
Elements Graphic Organizer
Page 44
1. All matter is made
of 92 naturally
occurring elements.
2. Elements cannot
be made or .
destroyed. .
38. Copyright Richards 2009
What are elements?
copper
A. The naturally occurring elements can
NOT be made or destroyed.
silver
carbon
oxygen sodium
gold
chlorine
61. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this molecule:
1 hydrogen 1 hydrogen 1 hydrogen
atom atom molecule
H H
62. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this molecule:
1 hydrogen 1 hydrogen 1 hydrogen
atom atom molecule
H H HH
bond
63. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
1 oxygen 1 oxygen 1 oxygen
atom atom molecule
O O
64. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
1 oxygen 1 oxygen 1 oxygen
atom atom molecule
double
bond
O O OO
81. Standard 3: Structure of Matter:
Compounds
Standard 3b: Students know that
compounds are formed by combining
two or more different elements and that
compounds have properties that are
different from their constituent
elements.
California Science Standard
82. Standard 3: Compounds:
Standard 3F: Students know
how to use the periodic table to
identify elements in simple
compounds.
California Science Standard
83. Content Objectives
After this lesson I should be able to:
1. Define a compound.
2. Identify elements in a compound using the
chemical formula and the periodic table.
3. Explain how compounds and elements differ.
4. Build models of molecules using atoms.
84. Language Objectives
After this lesson I should be able to:
1. Read and listen to a presentation.
2. Write information on a thinking map and graphic
organizer.
3. Write Cornell notes.
4. Participate in whole class and small group discussion.
5. Read and write definitions.
6. Read and answer questions.
7. Listen to and takes notes from a video presentation.
100. What are compounds?
V. A compound is made from the chemical
reaction of 2 or more elements
sodium
+
chlorine
=
salt
element element compound
101. salt
What are compounds?
A. Atoms of each element form bonds
to make molecules of the compound.
sodium
+
chlorine
= salt
element compound
Na+ Cl-
+
103. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
2 hydrogen 1 oxygen 1 water
atoms atom molecule
O
H
H
104. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
2 hydrogen 1 oxygen 1 water
atoms atom molecule
O
H
H
HH
O
bonds
108. Atoms Molecules Compounds
Elements Graphic Organizer
Page 45
Atoms bond to form molecules.
Atoms of elements bond to
form molecules of a compound
Molecules
111. salt
What are compounds?
A. Atoms of each element form bonds
to make molecules of the compound.
sodium
+
chlorine
= salt
element compound
Na+ Cl-
+
116. Hands on Activity
Making Molecular Models of Compounds:
Use this Legend:
white = hydrogen H
sodium Na
red = oxygen O
black = carbon C
green = chlorine Cl
= fluorine F
orange = nitrogen N
yellow = sulfur S
117. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
Cl HCl
1 hydrogen + 1 chlorine 1 hydrochloric acid
atom atom molecule
+ =
H
118. Hands on Activity
Making Molecular Models of Compounds:
Use this Legend:
white = hydrogen H
sodium Na
red = oxygen O
black = carbon C
green = chlorine Cl
= fluorine F
orange = nitrogen N
yellow = sulfur S
120. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
H Cl HCl
121. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
H Cl HCl
1 hydrogen + 1 chlorine 1 hydrochloric acid
atom atom molecule
122. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
H Cl HCl
1 hydrogen + 1 chlorine 1 hydrochloric acid
atom atom molecule
H
123. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
H Cl HCl
1 hydrogen + 1 chlorine 1 hydrochloric acid
atom atom molecule
H Cl
124. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
H Cl HCl
1 hydrogen + 1 chlorine 1 hydrochloric acid
atom atom molecule
H Cl H ClCl
126. How are elements and compounds different?
B. The properties of compounds are always
different from the properties of the
elements that formed them .
Hydrogen
(gas)
Oxygen
(gas)
=
Water
(liquid)
element element compound
+
127. What are compounds?
The properties of water are nothing like the
properties of hydrogen and oxygen.
Hydrogen
+
Oxygen
=
Water
explodes
burns
freezes
137. Think-Group-Share
How are compounds different
from the elements they are
made from?
Compounds always have
different properties than the
elements they are made from.
140. Class Work Page 46
H Cl HCl1 hydrogen + 1 chlorine 1 hydrochloric acid
atom atom molecule
H Cl H ClCl
141. Hands on Activity
N 3H NH3
1 nitrogen 3 hydrogen 1 ammonia
atom atoms molecule
=+
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
143. Class Work Page 46
H Cl HCl1 hydrogen + 1 chlorine 1 hydrochloric acid
atom atom molecule
H Cl H ClCl
144. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
N 3H NH3
145. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
N 3H NH3
1 nitrogen 3 hydrogen 1 ammonia
atom atoms molecule
146. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
N 3H NH3
1 nitrogen 3 hydrogen 1 ammonia
atom atoms molecule
N
147. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
N 3H NH3
1 nitrogen 3 hydrogen 1 ammonia
atom atoms molecule
N
H
H
H
148. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
N 3H NH3
1 nitrogen 3 hydrogen 1 ammonia
atom atoms molecule
H
H
H
N N
H
H
H
149. Hands on Activity
C 4H CH4
1 carbon 4 hydrogen 1 methane
atom atoms molecule
=+
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
151. Class Work Page 46
H Cl HCl1 hydrogen + 1 chlorine 1 hydrochloric acid
atom atom molecule
H Cl H ClCl
N 3H NH31 nitrogen 3 hydrogen 1 ammonia
atom atoms molecule
H
H
H
N
N
H
H
H
152. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
C 4H CH4
153. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
C 4H CH4
1 carbon
atom
154. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
C 4H CH4
1 carbon
atom
C
155. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
C 4H CH4
1 carbon 4 hydrogen
atom atoms
C
156. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
C 4H CH4
1 carbon 4 hydrogen
atom atoms
C
H
H
H
H
157. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
C 4H CH4
1 carbon 4 hydrogen 1 methane
atom atoms molecule
C
H
H
H
H
158. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
C 4H CH4
1 carbon 4 hydrogen 1 methane
atom atoms molecule
C
H
H
H
H
C
H H
H
H
168. Standard 3: Structure of Matter:
Compounds
Standard 3b: Students know that
compounds are formed by combining
two or more different elements and that
compounds have properties that are
different from their constituent
elements.
California Science Standard
169. Standard 3: Compounds:
Standard 3F: Students know
how to use the periodic table to
identify elements in simple
compounds.
California Science Standard
170. Content Objectives
After this lesson I should be able to:
1. Explain how the properties of compounds
are different from the elements that form
them.
2. Interpret what chemical formulas show
about the atoms in compounds.
3. Build models of molecules using atoms.
171. Language Objectives
After this lesson I should be able to:
1. Read and listen to a presentation.
2. Write information on a thinking map and graphic
organizer.
3. Write Cornell notes.
4. Participate in whole class and small group discussion.
5. Read and write definitions.
6. Read and answer questions.
7. Listen to and takes notes from a video presentation.
177. What are chemical formulas?
VI. Chemical symbols are used to represent elements.
Carbon
(solid)
Oxygen
(gas)
=
Sugar
(solid)
element element compound
+
Hydrogen
(gas)
element
+
HC O
178. What are chemical formulas?
A. Chemical formulas represent compounds.
Carbon
(solid)
Oxygen
(gas)
=
Sugar
(solid)
element element compound
+
Hydrogen
(gas)
element
+
HC O C12H22O11
181. What are chemical formulas?
The Chemical formula for table sugar is
C12H22O11.
=
Table
Sugar
C12H22O11
Carbon
Oxygen
(gas)
Hydrogen
+
Oxygen
182. What are chemical formulas?
Table sugar (C12H22O11) contains the elements
carbon, hydrogen and oxygen
=
Table
Sugar
C12H22O11
Carbon
Oxygen
(gas)
Hydrogen
+
Oxygen
189. What are chemical formulas?
B. Chemical formulas tell (show) you the elements the
compound is made of .
Carbon
(solid)
Oxygen
(gas)
=
Sugar
(solid)
element element compound
+
Hydrogen
(gas)
element
+
HC O C12H22O11
199. What are chemical formulas?
C Ca CaCO3
1 carbon 1 calcium 3 oxygen 1 calcium
atom atom atoms carbonate
molecule
=+
3O
C. Chemical formulas also tell you the numbers of
atoms of each element in a compound.
206. Think-Group-Share
What else do chemical formulas
show about compounds?
Chemical formulas also show
the number of atoms of each
element in a compound.
208. What are chemical formulas?
C Ca CaCO3
1 carbon 1 calcium 3 oxygen 1 calcium
atom atom atoms carbonate
molecule
=+
3O
C. Chemical formulas also tell you the numbers of
atoms of each element in a compound.
209. What are chemical formulas?
C Ca CaCO3
1 carbon 1 calcium 3 oxygen 1 calcium
atom atom atoms carbonate
molecule
=+
3O
1. The number 1 is never written in a chemical
formula. If there is 1 atom, a number is not written.
210. What are chemical formulas?
C Ca CaCO3
1 carbon 1 calcium 3 oxygen 1 calcium
atom atom atoms carbonate
molecule
=+
3O
1. The number 1 is never written in a chemical
formula. If there is 1 atom, a number is not written.
213. Atoms Molecules Compounds
Elements Graphic Organizer
Page 45
Chemical
formulas show
the number of
atoms of each
element.
Chemical
formulas show
the elements in
a compound.
215. Atoms Molecules Compounds
Elements Graphic Organizer
Page 45
Chemical
formulas show
the number of
atoms of each
element.
The number 1 is never written.
217. Think-Group-Share
How many oxygen atoms are in
the compound CaCO3 (calcium
carbonate)?
There are 3 oxygen atoms in
a molecule of CaCO3
The number 3 tells
you there are 3
Oxygen atoms
219. Think-Group-Share
How many carbon atoms are in
the compound CaCO3 (calcium
carbonate)?
There is 1 carbon atom in a
molecule of CaCO3
When no number is
written, it means
there is 1 atom of
that element.
221. Think-Group-Share
How many calcium atoms are in
the compound CaCO3 (calcium
carbonate)?
There is 1 calcium atom in a
molecule of CaCO3
When no number is
written, it means
there is 1 atom of
that element.
222. What are chemical formulas?
C Ca CaCO3
1 carbon 1 calcium 3 oxygen 1 calcium
atom atom atoms carbonate
molecule
=+
3O
C. Chemical formulas also tell you the numbers of
atoms of each element in a compound.
232. Standard 3: Structure of Matter:
Compounds
Standard 3b: Students know that
compounds are formed by combining
two or more different elements and that
compounds have properties that are
different from their constituent
elements.
California Science Standard
233. Standard 3: Compounds:
Standard 3F: Students know
how to use the periodic table to
identify elements in simple
compounds.
California Science Standard
234. Content Objectives
After this lesson I should be able to:
1. Explain how the properties of compounds
are different from the elements that form
them.
2. Interpret what chemical formulas show
about the atoms in compounds.
3. Build models of molecules using atoms.
235. Language Objectives
After this lesson I should be able to:
1. Read and listen to a presentation.
2. Write information on a thinking map and graphic
organizer.
3. Write Cornell notes.
4. Participate in whole class and small group discussion.
5. Read and write definitions.
6. Read and answer questions.
7. Listen to and takes notes from a video presentation.
241. Think-Group-Share
1. THINK: Read the question and
THINK about the answer.
2. GROUP: Discuss the answer with
your teammates and agree on the
correct answer.
3. SHARE your answers by writing them
on the magnetic slate and holding
them up.
246. Think-Write-Group-Share
What is true about naturally
occurring elements?
A. They can be made.
B. They can be destroyed.
C. They cannot be made or
destroyed.
247. Think-Write-Group-Share
What is true about naturally
occurring elements?
A. They can be made.
B. They can be destroyed.
C. They cannot be made or
destroyed.
250. Think-Write-Group-Share
What is true about the
properties of compounds?
A. They are the same as the
elements that form them.
B. They are different from the
elements that form them.
251. Think-Write-Group-Share
What is true about the
properties of compounds?
A. They are the same as the
elements that form them.
B. They are different from the
elements that form them.
252. Think-Write-Group-Share
What 2 things do chemical
formulas show?
A. The elements in a compound.
B. How elements react in a
compound.
C. The number of atoms of each
element in a compound.
253. Think-Write-Group-Share
What 2 things do chemical
formulas show?
A. The elements in a compound.
B. How elements react in a
compound.
C. The number of atoms of each
element in a compound.
264. Hands on Activity
2H O H2O
2 hydrogen 1 oxygen 1 water
atoms atom molecule
=+
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
266. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
2H O H2O
2 hydrogen 1 oxygen 1 water
atoms atom molecule
267. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
2H O H2O
2 hydrogen 1 oxygen 1 water
atoms atom molecule
H
H
268. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
2H O H2O
2 hydrogen 1 oxygen 1 water
atoms atom molecule
O
H
H
269. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
2H O H2O
2 hydrogen 1 oxygen 1 water
atoms atom molecule
O
H
H
270. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
2H O H2O
2 hydrogen 1 oxygen 1 water
atoms atom molecule
O
HH
O
H
H
271. Think-Group-Share
Look at the chemical formula for the
compound hydrogen peroxide.
H2O2
How many hydrogen atoms are in
1 molecule of peroxide?
280. Hands on Activity
2H 2O H2O2
2 hydrogen 2 oxygen 1 peroxide
atoms atoms molecule
=+
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
281. Hands on Activity
Making Molecular Models of Compounds:
Use this Legend:
white = hydrogen H
sodium Na
red = oxygen O
black = carbon C
green = chlorine Cl
= fluorine F
orange = nitrogen N
yellow = sulfur S
282. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
2H 2O H2O2
2 hydrogen 2 oxygen 1 peroxide
atoms atoms molecule
283. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
2H 2O H2O2
H
H
2 hydrogen 2 oxygen 1 peroxide
atoms atoms molecule
284. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
2H 2O H2O2
O
H
H
O
2 hydrogen 2 oxygen 1 peroxide
atoms atoms molecule
285. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
2H 2O H2O2
2 hydrogen 2 oxygen 1 peroxide
atoms atoms molecule
O
H
H
O
H
H O
O
287. Think-Group-Share
How does adding an O to the
compound H2O change it?
water (H2O)
Adding an O changes water (H2O) into
peroxide (H2O2).
peroxide (H2O2)
288. Think-Group-Share
Look at the chemical formula for the
compound carbon dioxide.
CO2
How many carbon atoms are in 1
molecule of carbon dioxide?
297. Hands on Activity
C 2O CO2
1 carbon 2 oxygen 1 carbon dioxide
atom atoms molecule
=+
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
299. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction.
C 2O CO2
1 carbon 2 oxygen 1 carbon dioxide
atom atoms molecule
C
300. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction.
C 2O CO2
1 carbon 2 oxygen 1 carbon dioxide
atom atoms molecule
OC O
301. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction.
C 2O CO2
1 carbon 2 oxygen 1 carbon dioxide
atom atoms molecule
CO O
OC O
302. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction.
2. Label reactants and products.
C 2O CO2
1 carbon 2 oxygen 1 carbon dioxide
atom atoms molecule
OC C
O
O O
303. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction.
2. Label reactants and products.
C 2O CO2
1 carbon 2 oxygen 1 carbon dioxide
atom atoms molecule
OC C
O
O O
304. Think-Group-Share
Look at the chemical formula for the
compound carbon monoxide.
CO
How many carbon atoms are in 1
molecule of carbon monoxide?
311. Think-Group-Share
How do you know there is 1
oxygen atom in CO?
No number is written after the
O for oxygen.
CO
(No number means 1 atom)
312. Hands on Activity
C O CO
1 carbon 1 oxygen 1 carbon monoxide
atom atom molecule
=+
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
315. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
2. Label reactants and products.
C O CO
1 carbon 1 oxygen 1 carbon monoxide
atom atoms molecule
C
Do not write.
316. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
2. Label reactants and products.
C O CO
1 carbon 1 oxygen 1 carbon monoxide
atom atoms molecule
OC
Do not write.
317. Hands on Activity
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction
2. Label reactants and products.
C O CO
1 carbon 1 oxygen 1 carbon monoxide
atom atoms molecule
C O C O
Do not write.
319. Think-Group-Share
How does taking away an oxygen atom
(O) from the compound CO2 change it?
carbon dioxide (CO2)
Taking away an O changes carbon dioxide
(CO2) into carbon monoxide (CO).
carbon monoxide (CO)
321. Think-Group-Share
How many oxygen atoms are in
the compound CaCO3 (calcium
carbonate)?
There are 3 oxygen atoms in
a molecule of CaCO3
The number 3 tells
you there are 3
Oxygen atoms
322. Think-Group-Share
Look at the chemical formula for the
compound calcium carbonate.
CaCO3
How many calcium atoms are in 1
molecule of calcium carbonate?
325. Think-Group-Share
How do you know there is 1
calcium atom in CaCO3?
No number is written after the
Ca for calcium.
CaCO3
(1 is never written)
326. Think-Group-Share
Look at the chemical formula for the
compound calcium carbonate.
CaCO3
How many carbon atoms are in 1
molecule of calcium carbonate?
329. Think-Group-Share
How do you know there is 1
carbon atom in CaCO3?
No number is written after the
C for carbon.
CaCO3
(1 is never written)
330. Think-Group-Share
Look at the chemical formula for the
compound calcium carbonate.
CaCO3
How many oxygen atoms are in 1
molecule of calcium carbonate?
343. Standard 3: Structure of Matter:
Compounds
Standard 3b: Students know that
compounds are formed by combining
two or more different elements and that
compounds have properties that are
different from their constituent
elements.
California Science Standard
344. Standard 3: Compounds:
Standard 3F: Students know
how to use the periodic table to
identify elements in simple
compounds.
California Science Standard
345. Content Objectives
After this lesson I should be able to:
1. Explain how the properties of compounds
are different from the elements that form
them.
2. Interpret what chemical formulas show
about the atoms in compounds.
3. Build models of molecules using atoms.
346. Language Objectives
After this lesson I should be able to:
1. Read and listen to a presentation.
2. Write information on a thinking map and graphic
organizer.
3. Write Cornell notes.
4. Participate in whole class and small group discussion.
5. Read and write definitions.
6. Read and answer questions.
7. Listen to and takes notes from a video presentation.
352. Hands on Activity
C Ca CaCO3
1 carbon 1 calcium 3 oxygen 1 calcium
atom atom atoms carbonate
molecule
=+
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
3O
353. Think-Group-Share
Look at the chemical equation for the
compound calcium carbonate.
What are the elements in this
chemical reaction?
C Ca CaCO33O
355. Think-Group-Share
Look at the chemical equation for the
compound calcium carbonate.
What is the compound formed in
this chemical reaction?
C Ca CaCO33O
358. Hands on Activity
C Ca CaCO3
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction.
2. Label reactants and products.
3O
359. Hands on Activity
C Ca CaCO3
1 carbon
atom
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
3O
C
360. Hands on Activity
C Ca CaCO3
1 carbon 1 calcium
atom atom
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
3O
C
361. Hands on Activity
C Ca CaCO3
1 carbon 1 calcium
atom atom
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
3O
C Ca
362. Hands on Activity
C Ca CaCO3
1 carbon 1 calcium 3 oxygen
atom atom atoms
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
3O
C Ca
363. Hands on Activity
C Ca CaCO3
1 carbon 1 calcium 3 oxygen
atom atom atoms
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
3O
C Ca O
OO
364. Hands on Activity
C Ca CaCO3
1 carbon 1 calcium 3 oxygen
atom atom atoms
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
3O
C Ca O
OO
Hints:
1. The carbon
atom is bonded to
the 3 oxygen
atoms.
2. One bond is a
double bond
C=O.
3. C, Ca and 2 Os
form a ring.
365. Hands on Activity
C Ca CaCO3
1 carbon 1 calcium 3 oxygen 1 calcium
atom atom atoms carbonate
molecule
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
3O
O
OO
C Ca
366. Hands on Activity
C Ca CaCO3
1 carbon 1 calcium 3 oxygen 1 calcium
atom atom atoms carbonate
molecule
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
3O
O
OO
C Ca
C
O
Ca
O
O
368. Think-Group-Share
Look at the chemical formula for the
compound methanol.
CH3OH
What elements are in the
compound methanol?
369. Think-Group-Share
Look at the chemical formula for the
compound methanol.
CH3OH
What elements are in the
compound methanol?
carbon, hydrogen, oxygen
370. Think-Group-Share
Look at the chemical formula for the
compound methanol.
CH3OH
How many carbon atoms are in 1
molecule of methanol?
374. Think-Group-Share
Look at the chemical formula for the
compound methanol.
CH3OH
How many hydrogen atoms are in
1 molecule of methanol?
375. Think-Group-Share
CH3OH
How many hydrogen atoms are in
1 molecule of methanol?
There are 4 hydrogen atoms in
1 molecule of methanol.
(This is 1 hydrogen atom)
(This is 3 hydrogen atoms)
376. Hands on Activity
C 4H CH3OH
1 carbon 4 hydrogen 1 oxygen 1 methanol
atom atoms atom molecule
=+
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
O
+
377. Hands on Activity
C 4H CH3OH
1 carbon 4 hydrogen 1 oxygen 1 methanol
atom atoms atom molecule
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction.
2. Label reactants and products.
O
378. Hands on Activity
C 4H CH3OH
1 carbon 4 hydrogen 1 oxygen 1 methanol
atom atoms atom molecule
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
O
C
H
H
H
H O
379. Hands on Activity
C 4H CH3OH
1 carbon 4 hydrogen 1 oxygen 1 methanol
atom atoms atom molecule
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
O
C
H
H
H
H O
Hints:
1. The carbon atom is
bonded to 3 hydrogen
atoms.
2. The oxygen atom is
bonded to 1 hydrogen
atom.
3. The carbon is bonded
to the oxygen atom.
380. Hands on Activity
C 4H CH3OH
1 carbon 4 hydrogen 1 oxygen 1 methanol
atom atoms atom molecule
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
O
C
C
O
H
H
H
H O
H
HH
H
381. Hands on Activity
C 4H CH3OH
1 carbon 4 hydrogen 1 oxygen 1 methanol
atom atoms atom molecule
Making Molecular Models of Chemical Equations:
1. Using the legend, make a model of this reaction:
O
C
O
H
HH
H
383. Think-Group-Share
Look at the chemical formula for the
compound vinegar (acetic acid).
CH3COOH
What elements are in the
compound vinegar?
384. Think-Group-Share
Look at the chemical formula for the
compound vinegar.
CH3COOH
What elements are in the
compound vinegar?
carbon, hydrogen, oxygen
385. Think-Group-Share
Look at the chemical formula for the
compound vinegar.
CH3COOH
How many carbon atoms are in 1
molecule of vinegar?
389. Think-Group-Share
Look at the chemical formula for the
compound vinegar.
CH3COOH
How many hydrogen atoms are in
1 molecule of vinegar?
390. Think-Group-Share
CH3COOH
How many hydrogen atoms are in
1 molecule of vinegar?
There are 4 hydrogen atoms in
1 molecule of vinegar.
(This is 1 hydrogen atom)
(This is 3 hydrogen atoms)
391. Hands on Activity
2C 4H CH3COOH
2 carbon 4 hydrogen 2 oxygen 1 acetic
atom atoms atoms acid
molecule
=+
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
2O
393. Hands on Activity
2C 4H CH3COOH
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
2O
394. Hands on Activity
2C 4H CH3COOH
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
2O
2 carbon
atoms
395. Hands on Activity
2C 4H CH3COOH
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
2O
2 carbon
atoms
C
C
396. Hands on Activity
2C 4H CH3COOH
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
2O
2 carbon 4 hydrogen
atoms atoms
C
C
397. Hands on Activity
2C 4H CH3COOH
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
2O
2 carbon 4 hydrogen
atoms atoms
C
C
H
H
H
H
398. 2 carbon 4 hydrogen 2 oxygen
atoms atoms atoms
Hands on Activity
2C 4H CH3COOH
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
2O
2 carbon 4 hydrogen
atom
C
C
H
H
H
H
399. Hands on Activity
2C 4H CH3COOH
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
2O
2 carbon 4 hydrogen
atom atoms
C
C
H
H
H
H
2 carbon 4 hydrogen 2 oxygen
atom atoms atoms
O
O
400. Hands on Activity
2C 4H CH3COOH
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
2O
2 carbon 4 hydrogen
atom atoms
C
C
H
H
H
H
2 carbon 4 hydrogen 2 oxygen 1 acetic
atom atoms atoms acid
molecule
O
O
401. Hands on Activity
CH3COOH
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
CCH
H
H
O
O H
402. Hands on Activity
CH3COOH
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
C
O
O
H
CH
H
H
CCH
H
H
O
O H
403. Hands on Activity
2C 4H CH3COOH
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
2O
2 carbon 4 hydrogen
atom atoms
C
C
H
H
H
H
2 carbon 4 hydrogen 2 oxygen 1 acetic
atom atoms atoms acid
molecule
O
O
C
O
O
H
C
H HH
404. Hands on Activity
CH3COOH
Making Molecular Models of Chemical Equations:
1. Write the reaction below.
2. Using the legend, make a model of this reaction:
C
O
O
H
CH
H
H
CCH
H
H
O
O H
406. Copyright Richards 2009
Interpreting Chemical Formulas
• Think about the question.
• Group with your teammates.
Discuss your answer with your teammates.
• Share with someone else
Share your answer with the class.
426. Think-Group-Share
1. THINK: Read the question and
THINK about the answer.
2. GROUP: Discuss the answer with
your teammates and agree on the
correct answer.
3. SHARE your answers by writing them
on the magnetic slate and holding
them up.
452. Interpreting Chemical Formulas
Os Pb3 Os P B3 O S Pb3
osmium lead
osmium
phosphorus
boron
What elements are these
compounds made of?
453. Interpreting Chemical Formulas
Os Pb3 Os P B3 O S Pb3
osmium lead
osmium
phosphorus
boron
What elements are these
compounds made of?
454. Interpreting Chemical Formulas?
Os Pb3 Os P B3 O S Pb3
osmium lead
osmium
phosphorus
boron
oxygen
What elements are these
compounds made of?
455. Interpreting Chemical Formulas
Os Pb3 Os P B3 O S Pb3
osmium lead
osmium
phosphorus
boron
oxygen
sulfur
What elements are these
compounds made of?
456. Interpreting Chemical Formulas
Os Pb3 Os P B3 O S Pb3
osmium lead
osmium
phosphorus
boron
oxygen
sulfur
lead
What elements are these
compounds made of?
487. Think-Group-Share
1. THINK: Read the question and
THINK about the answer.
2. GROUP: Discuss the answer with
your teammates and agree on the
correct answer.
3. SHARE your answers by writing them
on the magnetic slate and holding
them up.
492. Think-Write-Group-Share
What is true about naturally
occurring elements?
A. They can be made.
B. They can be destroyed.
C. They cannot be made or
destroyed.
493. Think-Write-Group-Share
What is true about naturally
occurring elements?
A. They can be made.
B. They can be destroyed.
C. They cannot be made or
destroyed.
502. Think-Write-Group-Share
What is true about the
properties of compounds?
A. They are the same as the
elements that form them.
B. They are different from the
elements that form them.
503. Think-Write-Group-Share
What is true about the
properties of compounds?
A. They are the same as the
elements that form them.
B. They are different from the
elements that form them.
504. Think-Write-Group-Share
What 2 things do chemical
formulas show?
A. The elements in a compound.
B. How elements react in a
compound.
C. The number of atoms of each
element in a compound.
505. Think-Write-Group-Share
What 2 things do chemical
formulas show?
A. The elements in a compound.
B. How elements react in a
compound.
C. The number of atoms of each
element in a compound.
506. Think-Write-Group-Share
1 atom of carbon combines with
2 atoms of oxygen to form
A. 1 molecule of CO.
B. 1 molecule of CO2.
C. 2 molecules of CO.
507. Think-Write-Group-Share
1 atom of carbon combines with
2 atoms of oxygen to form
A. 1 molecule of CO.
B. 1 molecule of CO2.
C. 2 molecules of CO.
