elements and compounds

1. SPELLING
1. NITROGEN
2. CALCIUM
3. SILVER
4. SILICON
5. SODIUM
6. HELIUM
7. BROMINE
8. IRON
9. OXYGEN
10. HYDROGEN

2. WHAT IS
MATTER?

3. MATTER
- anything that occupies
space and has mass

4. ATOM
Basic unit
of matter

5. ATOM
MOLECULES
MATTER

6. STATES OF MATTER
1. SOLID
2. LIQUID
3. GAS
4. PLASMA
5. BOSE-EINSTEIN
CONDENSATE

8. Identify if the statement describes solid, liquid, and gas.
1. It has no definite shape but has definite volume.
2. Molecules are very closely to each other/
3. Molecules move freely in all directions.
4. Molecules are slightly far apart.
5. Molecules of matter have no definite volume.

10. PURE SUBSTANCE
- A kind of matter that is
made up of one or more
kinds of atoms.

11. PURE SUBSTANCE
ELEMENTS COMPOUNDS

12. ⮚ ELEMENTS are pure substances
made up of one kind of atom.
⮚ ELEMENTS are classified as metals,
nonmetals, and metalloids.

13. PURE SUBSTANCE
ELEMENTS
METALS NONMETALS METALLOIDS
COMPOUNDS

14. METALS
- Substances with lustrous or shiny appearance and
are malleable, ductile, and good conductors of heat
and electricity.

15. NONMETALS
- Substances with dull appearance and are brittle and
poor conductors of heat and electricity

16. METALLOIDS
- Have the properties of metals and nonmetals. They
are solid but lack luster and typically are
semiconductors.

20. THE PERIODIC TABLE OF ELEMENTS

21. COMPOUNDS
- Combination of two or more
elements that are chemically
combined.

22. Examples of Compounds

23. ❑ COMPOUNDS could be written in a
chemical formula.
❑ CHEMICAL FORMULA is an arrangement of
symbols and numbers that describe a
compound.
Example:

24. EXAMPLES OF COMPOUNDS AT HOME
NaHCO C₅H₈NO₄Na
Monosodium glutamate

25. Striving for EXCELLENCE motivates you!
USES OF COMMON
ELEMENTS AND COMPOUNDS

26. OXYGEN
⮚Most essential element needed by our body
⮚Found in water and is used in the process
called cellular respiration
⮚Used in the production of steel
⮚Very important in combustion (burning)

27. CARBON
⮚Found in every organic molecule in all living things.
⮚Photosynthesis

28. CALCIUM
⮚For development of bones and teeth
⮚Production of glass and cement
⮚Used as an ingredient for the production of toothpaste

29. PHOSPHORUS
⮚Production of body’s adenosine triphosphate(ATP)
⮚Used in matches, pesticides, detergents, and fertilizers

30. SILVER AND GOLD
⮚Jewelries and others

31. IRON
⮚Found in the hemoglobin of our blood that helps
facilitate oxygen transport.
⮚Used in construction, engineering, and the making of
car bodies

32. Striving for EXCELLENCE motivates you!
CHLORINE
⮚One of the essential electrolytes in human body
⮚Used as cleaning agents

33. ALUMINUM
⮚used in a huge variety of products including cans,
foils, kitchen utensils, window frames, beer kegs and
airplane parts.

34. LEAD
⮚widely used for car batteries, pigments, ammunition,
cable sheathing, weights for lifting, weight belts for
diving, lead crystal glass, radiation protection and in
some solders. It is often used to store corrosive
liquids.

35. ELEMENT OR COMPOUND
1.Gold
2.Helium
3.Rubbing alcohol
4.Oxygen
5.Cooking oil

36. Write the name of the following symbols.
1. Fe
2. Cr
3. Mg
4. Ar
5. B

37. Write the symbol of the following elements.
1. GOLD
2. SILVER
3. POTASSIUM
4. RADIUM
5. BROMINE

38. NAME THE ELEMENTS FOUND IN EACH
COMPOUND.
1. SUCROSE (C6H22O11 )
2. TABLE SALT (NaCl)
3. SODIUM HYDROXIDE(NaOH)
4. CARBON DIOXIDE (CO2 )

39. NAME THE ELEMENTS FOUND IN EACH
COMPOUND.
1. (C6H22O11 )-Carbon, Hydrogen,Oxygen
2. (NaCl) – Sodium, Chlorine
3. (NaOH)- Sodium, Oxygen, Hydrogen
4. (CO2 ) – Carbon, Oxygen