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Chemistry Quiz

Questions: 10 Difficulty: Mixed

You can only choose once. Choose wisely.

1. What is the chemical symbol for gold? (Chemistry)

Pb
Fe
Ag
Au

2. What is the molecular formula for table salt? (Chemistry)

KCl
NaHCO3
NaCl
CaCO3

3. Which gas is used in balloons to make them float? (Chemistry)

Nitrogen
Hydrogen
Oxygen
Helium

4. What is the process of converting a liquid into a gas called? (Chemistry)

Vaporization
Deposition
Condensation
Sublimation

5. What is the chemical symbol for potassium? (Chemistry)

K
Ko
P
Ka

6. What is the name of the process used to separate crude oil into its components? (Chemistry)

Filtration
Centrifugation
Fractional distillation
Decantation

7. What is the primary use of helium gas? (Chemistry)

Explosives
Inflating balloons
Fuel production
Cooking

8. What is the hardest natural substance on Earth? (Chemistry)

Topaz
Diamond
Quartz
Graphite

9. What is the term for the measure of a substance's resistance to flow? (Chemistry)

Viscosity
Density
Elasticity
Conductivity

10. What is the common name for H2O2? (Chemistry)

Hydrogen peroxide
Sulfuric acid
Water
Carbonic acid