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Chemistry Quiz

Questions: 10 Difficulty: Mixed

You can only choose once. Choose wisely.

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

NaCl
CaCO3
NaHCO3
KCl

2. What is the chemical symbol for lead? (Chemistry)

Pb
Pl
Lb
Le

3. Which element has the atomic number 1? (Chemistry, Science, General Knowledge)

Helium
Hydrogen
Carbon
Oxygen

4. What is the term for the energy required to start a chemical reaction? (Chemistry)

Activation energy
Heat of vaporization
Heat of fusion
Reaction energy

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

Au
Ag
Pb
Fe

6. Which chemical element has the symbol "O"? (Chemistry)

Sulfur
Sodium
Oxygen
Gold

7. What is the chemical formula for table salt? (Chemistry, Science, General Knowledge)

NaHCO₃
NaCl
CaCO₃
KCl

8. What is the periodic table group for noble gases? (Chemistry, Science)

Group 1
Group 17
Group 18
Group 2

9. Which element is a liquid at room temperature? (Chemistry)

Gallium
Mercury
Bromine
Lead

10. What is the term for a substance that donates protons in a reaction? (Chemistry)

Acid
Catalyst
Reactant
Base