CST Review
Atoms and
Atomic
Structure
CST Review
Atoms and
Atomic
Structure
Atomic Structure Graphic Organizer
+
+
Proton
Electron
Nucleus
-
-
Energy
Levels
Neutron
-
-
Helium Atom
Electron
Cloud
+ ...
Isotope Graphic Organizer
Study
BrainPop
Atoms
Brain Pop
BrainPop
Atomic Model
Brain Pop
10. What is the reference point?
CST Review Questions
21
How are electrons, protons and neutrons arranged in the atom?
A. Protons and neutrons are in the center of the atom.
Bohr ...
How are electrons, protons and neutrons arranged in the atom?
Bohr Atom
protons
neutrons
nucleus
1. The center of the atom...
How are electrons, protons and neutrons arranged in the atom?
B. Electrons swirl around the nucleus at high speeds,
formin...
How are electrons, protons and neutrons arranged in the atom?
protons
neutrons
nucleus
Copy This Diagram in Your Notes.
el...
10. What is the reference point?
CST Review Questions
21
10. What is the reference point?
CST Review Questions
21
CST Review Questions
20
CST Review Questions
20
CST Review Questions
20
CST Review
Isotopes
BrainPop
Isotopes
Brain Pop
CST Review Questions
1728
How are isotopes written?
Carbon-13
X. Isotope names contain the name of the
element and the mass number of the
isotope.
I...
How many neutrons do atoms have?
protons
neutrons
Carbon-14
6 protons
8 neutrons
14 total
Carbon-13
6 protons
7 neutrons
1...
How many neutrons do atoms have?
Carbon-14
6 protons
8 neutrons
14 total
Carbon-13
6 protons
7 neutrons
13 total
Carbon-12...
CST Review Questions
28
CST Review Questions
28
Think-Group-Share
1. THINK: Read the question and THINK
about the answer.
2. GROUP: Discuss the answer with your
teammates...
Think-Group-Share
What is the smallest particle of an
element?
 a molecule
 an atom
a compound
Think-Group-Share
What is the smallest particle of an
element?
 a molecule
 an atom
a compound
What are the smallest particles of an element?
I. Atoms are the smallest particles of an
element (building blocks of matte...
Think-Group-Share
Name the three subatomic particles
in the atom.
 electrons
 quarks
 neutrons
 protons
 isotopes
Think-Group-Share
Name the three subatomic particles
in the atom.
 electrons
 quarks
 neutrons
 protons
 isotopes
What subatomic particles are in the atom?
II. Scientists discovered that atoms contain
three subatomic particles :
- proto...
Think-Group-Share
Where are protons located in the
atom?
 electron cloud
 energy levels
 nucleus
Think-Group-Share
Where are protons located in the
atom?
 electron cloud
 energy levels
 nucleus
Think-Group-Share
Where are neutrons located in the
atom?
 electron cloud
 energy levels
 nucleus
Think-Group-Share
Where are neutrons located in the
atom?
 electron cloud
 energy levels
 nucleus
How are electrons, protons and neutrons arranged in the atom?
A. Protons and neutrons are in the
center of the atom.
Bohr ...
How are electrons, protons and neutrons arranged in the atom?
Bohr Atom
protons
neutrons
nucleus
1. The center of the atom...
Think-Group-Share
Where are electrons located in the
atom?
 nucleus
 energy levels
Think-Group-Share
Where are electrons located in the
atom?
 nucleus
 energy levels
How are electrons, protons and neutrons arranged in the atom?
B. Electrons are in different energy levels
depending on the...
Think-Group-Share
How do electrons move in the
atom?
A. They do not move.
B. They move slowly in the nucleus
of the atom.
...
Think-Group-Share
How do electrons move in the
atom?
A. They do not move.
B. They move slowly in the nucleus
of the atom.
...
How are electrons, protons and neutrons arranged in the atom?
Electrons swirl around the nucleus at high
speeds
Bohr Atom
...
Think-Group-Share
What do electrons form in the atom?
 energy levels
 electron cloud
 nucleus
Think-Group-Share
What do electrons form in the atom?
 energy levels
 electron cloud
 nucleus
How are electrons, protons and neutrons arranged in the atom?
Electrons move so fast they form a blur called
an electron c...
Think-Group-Share
What is most of the atom?
A. the nucleus
B. solid
C. empty space
Think-Group-Share
What is most of the atom?
A. the nucleus
B. solid
C. empty space
How are electrons, protons and neutrons arranged in the atom?
E. Most of the atom is empty space.
nucleus
electron
Think-Group-Share
Where is the majority of the MASS
of an atom?
A. In the electron cloud.
B. In the nucleus.
C. In the ene...
Think-Group-Share
Where is the majority of the MASS
of an atom?
A. In the electron cloud.
B. In the nucleus.
C. In the ene...
Think-Group-Share
What charge does a proton have?
A. positive (+1)
B. negative (-1)
C. neutral - no charge (0)
Think-Group-Share
What charge does a proton have?
A. positive (+1)
B. negative
C. neutral (no charge)
Think-Group-Share
What charge does a neutron have?
A. positive (+1)
B. negative (-1)
C. neutral - no charge (0)
Think-Group-Share
What charge does a neutron have?
A. positive
B. negative
C. neutral - no charge (0)
Think-Group-Share
What charge does an electron
have?
A. positive (+1)
B. negative (-1)
C. neutral - no charge (0)
Think-Group-Share
What charge does an electron
have?
A. positive (+1)
B. negative (-1)
C. neutral - no charge (0)
What are the charges of the subatomic particles?
IV. Scientists discovered that:
- protons have a positive (+1) charge
- e...
Think-Group-Share
How do the sizes of protons and
neutrons compare?
A. They are the same size.
B. Protons are smaller than...
Think-Group-Share
How do the sizes of protons and
neutrons compare?
A. They are the same size.
B. Protons are smaller than...
What are the masses of electrons, protons and neutrons?
V. Protons and neutrons are the same size
and mass.
protons
neutro...
Think-Group-Share
How do the sizes of protons and
electrons compare?
A. They are the same size.
B. Electrons are MUCH smal...
Think-Group-Share
How do the sizes of protons and
electrons compare?
A. They are the same size.
B. Electrons are MUCH smal...
What are the masses of electrons, protons and neutrons?
C. Electrons are MUCH smaller than protons
and neutrons.
protons
n...
What are the masses of electrons, protons and neutrons?
1. Electrons are almost 2000 times lighter than
protons and neutro...
Think-Group-Share
What is the mass of a proton?
A. 1 AMU (atomic mass unit)
B. 0 AMU (atomic mass unit)
Think-Group-Share
What is the mass of a proton?
A. 1 AMU (atomic mass unit)
B. 0 AMU (atomic mass unit)
What are the masses of electrons, protons and neutrons?
A. The mass of a proton is 1 AMU (atomic mass
unit).
proton:
1 AMU...
Think-Group-Share
What is the mass of an electron?
A. 1 AMU (atomic mass unit)
B. 0 AMU (atomic mass unit)
Think-Group-Share
What is the mass of an electron?
A. 1 AMU (atomic mass unit)
B. 0 AMU (atomic mass unit)
What are the masses of electrons, protons and neutrons?
2. Electrons are so small that their mass is
almost nothing (0 AMU...
Think-Group-Share
What is the mass of a neutron?
A. 1 AMU (atomic mass unit)
B. 0 AMU (atomic mass unit)
Think-Group-Share
What is the mass of a neutron?
A. 1 AMU (atomic mass unit)
B. 0 AMU (atomic mass unit)
What are the masses of electrons, protons and neutrons?
B. The mass of a neutron is 1 AMU (atomic
mass unit).
neutron:
1 A...
Think-Group-Share
What is atomic number?
A. The number of protons + neutrons.
B. The number of protons.
C. The number of n...
Think-Group-Share
What is atomic number?
A. The number of protons + neutrons.
B. The number of protons.
C. The number of n...
How many protons do atoms have?
B. The number of protons of an
element is called the atomic number.
Carbon
Oxygen
6 proton...
Think-Group-Share
What is the arrow in the diagram
pointing to?
C
6
Carbon
12.01
 Average Atomic
Mass
Atomic Number
 Ma...
Think-Group-Share
What is the arrow in the diagram
pointing to?
 Atomic Mass
Atomic Number
 Mass Number of
the most com...
Think-Group-Share
What is the name of the element
with an atomic number of 92?
 Uranium
Think-Group-Share
What is the name of the element
with an atomic number of 92?
 Uranium
Think-Group-Share
What is the atomic number of
Barium?
 56
Think-Group-Share
What is the atomic number of
Barium?
 56
Think-Group-Share
How many protons does the
element Arsenic have?
 33
Think-Group-Share
How many protons does the
element Arsenic have?
 Cu
Think-Group-Share
How many electrons does a neutral
atom of Silver have ?
 47
Think-Group-Share
How many electrons does a neutral
atom of Silver have ?
CST Review
Isotopes
Think-Group-Share
What is mass number?
A. The number of protons + neutrons.
B. The number of protons.
C. The number of neu...
Think-Group-Share
What is mass number?
A. The number of protons + neutrons.
B. The number of protons.
C. The number of neu...
How many neutrons do atoms have?
A. The sum of neutrons + protons in an
element is called the mass number.
protons
neutron...
How are isotopes written?
Carbon-13
III. Isotope names contain the name of the
element and the mass number of the
isotope....
Think-Group-Share
What is the mass number of the
isotope Cesium-141?
Think-Group-Share
What is the mass number of the
isotope Cesium-141?
 141
Think-Group-Share
What is average atomic mass?
A. The number of protons + neutrons.
B. The number of neutrons.
C. The aver...
Think-Group-Share
What is average atomic mass?
A. The number of protons + neutrons.
B. The number of neutrons.
C. The aver...
How are mass numbers shown on the periodic table?
A. The average atomic mass is the average
mass of all of the isotopes of...
Think-Group-Share
What is the arrow in the diagram
pointing to?
C
6
Carbon
12.01
 Average Atomic
Mass
Atomic Number
 Ma...
Think-Group-Share
What is the arrow in the diagram
pointing to?
C
6
Carbon
12.01
 Average Atomic
Mass
Atomic Number
 Ma...
How are mass numbers shown on the periodic table?
IV. The average atomic mass of an element
is shown on the periodic squar...
Think-Group-Share
What is the same about all isotopes
of an element?
A. They have the same number of
neutrons.
B. They hav...
Think-Group-Share
What is the same about all isotopes
of an element?
A. They have the same number of
neutrons.
B. They hav...
How many neutrons do atoms have?
I. An element can have different
numbers of neutrons.
protons
neutrons
Carbon-14
6 proton...
Think-Group-Share
What is different about the isotopes
of an element?
A. They have different numbers of
neutrons.
B. They ...
Think-Group-Share
What is different about the isotopes
of an element?
A. They have different numbers of
neutrons.
B. They ...
What is an isotope of an element?
protons
neutrons
Carbon-14
6 protons
8 neutrons
14 total
Carbon-13
6 protons
7 neutrons
...
Think-Group-Share
What is the isotope name of the atom
with 3 protons and 4 neutrons?
Think-Group-Share
What is the isotope name of the atom
with 3 protons and 4 neutrons?
 Lithium-7
Atomic Number Practice
Think-Group-Share
What is the isotope name of the atom
with 3 protons and 4 neutrons?
 Lithium-7
Mass Number = 3 protons ...
How are isotopes written?
Carbon-13
Review
Isotope name
element mass number
How are isotopes written?
C-13
Review
Isotope Symbol
chemical
symbol
mass number
Where are the most common mass numbers shown?
Review
C
6
Carbon
12.01 Avg Atomic Mass
(larger number on the chart)
Atomic ...
Where are the most common mass numbers shown?
Review
C
6
Carbon
12.01 Atomic Mass
(larger number on the chart)
Atomic Numb...
Upcoming SlideShare
Loading in …5
×

CST Review_Atoms and Atomic Structure

1,629 views

Published on

Published in: Education, Technology
0 Comments
7 Likes
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
1,629
On SlideShare
0
From Embeds
0
Number of Embeds
81
Actions
Shares
0
Downloads
0
Comments
0
Likes
7
Embeds 0
No embeds

No notes for slide

CST Review_Atoms and Atomic Structure

  1. 1. CST Review Atoms and Atomic Structure
  2. 2. CST Review Atoms and Atomic Structure
  3. 3. Atomic Structure Graphic Organizer + + Proton Electron Nucleus - - Energy Levels Neutron - - Helium Atom Electron Cloud + 1 (positive) 0 (no charge neutral) - 1 (negative) 1 AMU 1 AMU 0 AMU Electrons swirl around the nucleus at high speeds forming a cloud. Far from the nucleus Number of protons nucleus nucleus Number Atomic Average Mass Atomic protons + neutrons Study
  4. 4. Isotope Graphic Organizer Study
  5. 5. BrainPop Atoms Brain Pop
  6. 6. BrainPop Atomic Model Brain Pop
  7. 7. 10. What is the reference point? CST Review Questions 21
  8. 8. How are electrons, protons and neutrons arranged in the atom? A. Protons and neutrons are in the center of the atom. Bohr Atom protons neutrons
  9. 9. How are electrons, protons and neutrons arranged in the atom? Bohr Atom protons neutrons nucleus 1. The center of the atom is called the nucleus.
  10. 10. How are electrons, protons and neutrons arranged in the atom? B. Electrons swirl around the nucleus at high speeds, forming a cloud. Bohr Atom electrons Electron Cloud
  11. 11. How are electrons, protons and neutrons arranged in the atom? protons neutrons nucleus Copy This Diagram in Your Notes. electrons
  12. 12. 10. What is the reference point? CST Review Questions 21
  13. 13. 10. What is the reference point? CST Review Questions 21
  14. 14. CST Review Questions 20
  15. 15. CST Review Questions 20
  16. 16. CST Review Questions 20
  17. 17. CST Review Isotopes
  18. 18. BrainPop Isotopes Brain Pop
  19. 19. CST Review Questions 1728
  20. 20. How are isotopes written? Carbon-13 X. Isotope names contain the name of the element and the mass number of the isotope. Isotope name element mass number
  21. 21. How many neutrons do atoms have? protons neutrons Carbon-14 6 protons 8 neutrons 14 total Carbon-13 6 protons 7 neutrons 13 total Carbon-12 6 protons 6 neutrons 12 total IX. Forms of an element with different numbers of neutrons are called isotopes. 3 isotopes of carbon
  22. 22. How many neutrons do atoms have? Carbon-14 6 protons 8 neutrons 14 total Carbon-13 6 protons 7 neutrons 13 total Carbon-12 6 protons 6 neutrons 12 total A. Isotopes are named by the element’s name and mass number (the number of protons + neutrons.) isotopes of carbon
  23. 23. CST Review Questions 28
  24. 24. CST Review Questions 28
  25. 25. 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.
  26. 26. Think-Group-Share What is the smallest particle of an element?  a molecule  an atom a compound
  27. 27. Think-Group-Share What is the smallest particle of an element?  a molecule  an atom a compound
  28. 28. What are the smallest particles of an element? I. Atoms are the smallest particles of an element (building blocks of matter). Nickel Atoms Nickel Coin Nickel Metal Foil
  29. 29. Think-Group-Share Name the three subatomic particles in the atom.  electrons  quarks  neutrons  protons  isotopes
  30. 30. Think-Group-Share Name the three subatomic particles in the atom.  electrons  quarks  neutrons  protons  isotopes
  31. 31. What subatomic particles are in the atom? II. Scientists discovered that atoms contain three subatomic particles : - protons - neutrons - electrons. An Oxygen Atom proton neutron electron The Element Oxygen
  32. 32. Think-Group-Share Where are protons located in the atom?  electron cloud  energy levels  nucleus
  33. 33. Think-Group-Share Where are protons located in the atom?  electron cloud  energy levels  nucleus
  34. 34. Think-Group-Share Where are neutrons located in the atom?  electron cloud  energy levels  nucleus
  35. 35. Think-Group-Share Where are neutrons located in the atom?  electron cloud  energy levels  nucleus
  36. 36. How are electrons, protons and neutrons arranged in the atom? A. Protons and neutrons are in the center of the atom. Bohr Atom protons neutrons
  37. 37. How are electrons, protons and neutrons arranged in the atom? Bohr Atom protons neutrons nucleus 1. The center of the atom is called the nucleus.
  38. 38. Think-Group-Share Where are electrons located in the atom?  nucleus  energy levels
  39. 39. Think-Group-Share Where are electrons located in the atom?  nucleus  energy levels
  40. 40. How are electrons, protons and neutrons arranged in the atom? B. Electrons are in different energy levels depending on their energy. Bohr Atom Electron Cloud electrons electron orbitals electron shells electrons Electrons move in different energy levels
  41. 41. Think-Group-Share How do electrons move in the atom? A. They do not move. B. They move slowly in the nucleus of the atom. C. They swirl around the nucleus at high speeds.
  42. 42. Think-Group-Share How do electrons move in the atom? A. They do not move. B. They move slowly in the nucleus of the atom. C. They swirl around the nucleus at high speeds.
  43. 43. How are electrons, protons and neutrons arranged in the atom? Electrons swirl around the nucleus at high speeds Bohr Atom electrons High Speeds
  44. 44. Think-Group-Share What do electrons form in the atom?  energy levels  electron cloud  nucleus
  45. 45. Think-Group-Share What do electrons form in the atom?  energy levels  electron cloud  nucleus
  46. 46. How are electrons, protons and neutrons arranged in the atom? Electrons move so fast they form a blur called an electron cloud. Bohr Atom electrons Electron Cloud
  47. 47. Think-Group-Share What is most of the atom? A. the nucleus B. solid C. empty space
  48. 48. Think-Group-Share What is most of the atom? A. the nucleus B. solid C. empty space
  49. 49. How are electrons, protons and neutrons arranged in the atom? E. Most of the atom is empty space. nucleus electron
  50. 50. Think-Group-Share Where is the majority of the MASS of an atom? A. In the electron cloud. B. In the nucleus. C. In the energy levels.
  51. 51. Think-Group-Share Where is the majority of the MASS of an atom? A. In the electron cloud. B. In the nucleus. C. In the energy levels.
  52. 52. Think-Group-Share What charge does a proton have? A. positive (+1) B. negative (-1) C. neutral - no charge (0)
  53. 53. Think-Group-Share What charge does a proton have? A. positive (+1) B. negative C. neutral (no charge)
  54. 54. Think-Group-Share What charge does a neutron have? A. positive (+1) B. negative (-1) C. neutral - no charge (0)
  55. 55. Think-Group-Share What charge does a neutron have? A. positive B. negative C. neutral - no charge (0)
  56. 56. Think-Group-Share What charge does an electron have? A. positive (+1) B. negative (-1) C. neutral - no charge (0)
  57. 57. Think-Group-Share What charge does an electron have? A. positive (+1) B. negative (-1) C. neutral - no charge (0)
  58. 58. What are the charges of the subatomic particles? IV. Scientists discovered that: - protons have a positive (+1) charge - electrons have a negative (-1) charge - neutrons have no (0) charge Atom proton: + charge neutron: no charge electron: - charge
  59. 59. Think-Group-Share How do the sizes of protons and neutrons compare? A. They are the same size. B. Protons are smaller than neutrons. C. Neutrons are smaller than protons.
  60. 60. Think-Group-Share How do the sizes of protons and neutrons compare? A. They are the same size. B. Protons are smaller than neutrons. C. Neutrons are smaller than protons.
  61. 61. What are the masses of electrons, protons and neutrons? V. Protons and neutrons are the same size and mass. protons neutrons
  62. 62. Think-Group-Share How do the sizes of protons and electrons compare? A. They are the same size. B. Electrons are MUCH smaller than protons. C. Protons are MUCH smaller than electrons.
  63. 63. Think-Group-Share How do the sizes of protons and electrons compare? A. They are the same size. B. Electrons are MUCH smaller than protons. C. Protons are MUCH smaller than electrons.
  64. 64. What are the masses of electrons, protons and neutrons? C. Electrons are MUCH smaller than protons and neutrons. protons neutrons electrons
  65. 65. What are the masses of electrons, protons and neutrons? 1. Electrons are almost 2000 times lighter than protons and neutrons. protons neutrons electrons 2000 2000
  66. 66. Think-Group-Share What is the mass of a proton? A. 1 AMU (atomic mass unit) B. 0 AMU (atomic mass unit)
  67. 67. Think-Group-Share What is the mass of a proton? A. 1 AMU (atomic mass unit) B. 0 AMU (atomic mass unit)
  68. 68. What are the masses of electrons, protons and neutrons? A. The mass of a proton is 1 AMU (atomic mass unit). proton: 1 AMU 1 AMU
  69. 69. Think-Group-Share What is the mass of an electron? A. 1 AMU (atomic mass unit) B. 0 AMU (atomic mass unit)
  70. 70. Think-Group-Share What is the mass of an electron? A. 1 AMU (atomic mass unit) B. 0 AMU (atomic mass unit)
  71. 71. What are the masses of electrons, protons and neutrons? 2. Electrons are so small that their mass is almost nothing (0 AMU). protons neutrons electrons 0 AMU
  72. 72. Think-Group-Share What is the mass of a neutron? A. 1 AMU (atomic mass unit) B. 0 AMU (atomic mass unit)
  73. 73. Think-Group-Share What is the mass of a neutron? A. 1 AMU (atomic mass unit) B. 0 AMU (atomic mass unit)
  74. 74. What are the masses of electrons, protons and neutrons? B. The mass of a neutron is 1 AMU (atomic mass unit). neutron: 1 AMU 1 AMU
  75. 75. Think-Group-Share What is atomic number? A. The number of protons + neutrons. B. The number of protons. C. The number of neutrons.
  76. 76. Think-Group-Share What is atomic number? A. The number of protons + neutrons. B. The number of protons. C. The number of neutrons.
  77. 77. How many protons do atoms have? B. The number of protons of an element is called the atomic number. Carbon Oxygen 6 protons Atomic Number = 6 8 protons Atomic Number = 8 Hydrogen 1 proton Atomic Number = 1
  78. 78. Think-Group-Share What is the arrow in the diagram pointing to? C 6 Carbon 12.01  Average Atomic Mass Atomic Number  Mass Number
  79. 79. Think-Group-Share What is the arrow in the diagram pointing to?  Atomic Mass Atomic Number  Mass Number of the most common isotope. C 6 Carbon 12.01
  80. 80. Think-Group-Share What is the name of the element with an atomic number of 92?
  81. 81.  Uranium Think-Group-Share What is the name of the element with an atomic number of 92?
  82. 82.  Uranium Think-Group-Share What is the atomic number of Barium?
  83. 83.  56 Think-Group-Share What is the atomic number of Barium?
  84. 84.  56 Think-Group-Share How many protons does the element Arsenic have?
  85. 85.  33 Think-Group-Share How many protons does the element Arsenic have?
  86. 86.  Cu Think-Group-Share How many electrons does a neutral atom of Silver have ?
  87. 87.  47 Think-Group-Share How many electrons does a neutral atom of Silver have ?
  88. 88. CST Review Isotopes
  89. 89. Think-Group-Share What is mass number? A. The number of protons + neutrons. B. The number of protons. C. The number of neutrons.
  90. 90. Think-Group-Share What is mass number? A. The number of protons + neutrons. B. The number of protons. C. The number of neutrons.
  91. 91. How many neutrons do atoms have? A. The sum of neutrons + protons in an element is called the mass number. protons neutrons Carbon-14 6 protons 8 neutrons 14 total (Mass Number) Carbon-13 6 protons 7 neutrons 13 total (Mass Number) Carbon-12 6 protons 6 neutrons 12 total (Mass Number)
  92. 92. How are isotopes written? Carbon-13 III. Isotope names contain the name of the element and the mass number of the isotope. Isotope name element mass number Draw this
  93. 93. Think-Group-Share What is the mass number of the isotope Cesium-141?
  94. 94. Think-Group-Share What is the mass number of the isotope Cesium-141?  141
  95. 95. Think-Group-Share What is average atomic mass? A. The number of protons + neutrons. B. The number of neutrons. C. The average mass of all of the isotopes.
  96. 96. Think-Group-Share What is average atomic mass? A. The number of protons + neutrons. B. The number of neutrons. C. The average mass of all of the isotopes.
  97. 97. How are mass numbers shown on the periodic table? A. The average atomic mass is the average mass of all of the isotopes of that element. C 6 Carbon 12.01 Average Atomic Mass (larger number on the chart) Atomic Number (smaller number on the chart) protons
  98. 98. Think-Group-Share What is the arrow in the diagram pointing to? C 6 Carbon 12.01  Average Atomic Mass Atomic Number  Mass Number
  99. 99. Think-Group-Share What is the arrow in the diagram pointing to? C 6 Carbon 12.01  Average Atomic Mass Atomic Number  Mass Number of the most common isotope.
  100. 100. How are mass numbers shown on the periodic table? IV. The average atomic mass of an element is shown on the periodic square (larger number). C 6 Carbon 12.01 Average Atomic Mass (larger number on the chart) Atomic Number (smaller number on the chart) protons
  101. 101. Think-Group-Share What is the same about all isotopes of an element? A. They have the same number of neutrons. B. They have the same number of protons. C. They have the same atomic mass.
  102. 102. Think-Group-Share What is the same about all isotopes of an element? A. They have the same number of neutrons. B. They have the same number of protons. C. They have the same atomic mass.
  103. 103. How many neutrons do atoms have? I. An element can have different numbers of neutrons. protons neutrons Carbon-14 6 protons 8 neutrons 14 total Carbon-13 6 protons 7 neutrons 13 total Carbon-12 6 protons 6 neutrons 12 total
  104. 104. Think-Group-Share What is different about the isotopes of an element? A. They have different numbers of neutrons. B. They have different numbers of electrons. C. They have different numbers of protons.
  105. 105. Think-Group-Share What is different about the isotopes of an element? A. They have different numbers of neutrons. B. They have different numbers of electrons. C. They have different numbers of protons.
  106. 106. What is an isotope of an element? protons neutrons Carbon-14 6 protons 8 neutrons 14 total Carbon-13 6 protons 7 neutrons 13 total Carbon-12 6 protons 6 neutrons 12 total II. The same element with different numbers of neutrons is called an isotope. 3 isotopes of carbon
  107. 107. Think-Group-Share What is the isotope name of the atom with 3 protons and 4 neutrons?
  108. 108. Think-Group-Share What is the isotope name of the atom with 3 protons and 4 neutrons?  Lithium-7
  109. 109. Atomic Number Practice
  110. 110. Think-Group-Share What is the isotope name of the atom with 3 protons and 4 neutrons?  Lithium-7 Mass Number = 3 protons + 4 neutrons
  111. 111. How are isotopes written? Carbon-13 Review Isotope name element mass number
  112. 112. How are isotopes written? C-13 Review Isotope Symbol chemical symbol mass number
  113. 113. Where are the most common mass numbers shown? Review C 6 Carbon 12.01 Avg Atomic Mass (larger number on the chart) Atomic Number (smaller number on the chart) protons
  114. 114. Where are the most common mass numbers shown? Review C 6 Carbon 12.01 Atomic Mass (larger number on the chart) Atomic Number (smaller number on the chart) protons

×