Podcast
Questions and Answers
What is the product formed when calcium oxide reacts with water?
What is the product formed when calcium oxide reacts with water?
- Calcium carbonate
- Calcium peroxide
- Calcium hydroxide (correct)
- Calcium dioxide
What is the balanced chemical equation for the reaction between sulfuric acid and sodium hydroxide?
What is the balanced chemical equation for the reaction between sulfuric acid and sodium hydroxide?
- H2SO4 + 2NaOH → Na2SO4 + H2O
- H2SO4 + 2NaOH → Na2SO4 + 2H2O (correct)
- H2SO4 + NaOH → Na2SO4 + H2O
- 2H2SO4 + 2NaOH → 2Na2SO4 + 2H2O
In the reaction 2H2 + O2 → 2H2O, what is the role of oxygen?
In the reaction 2H2 + O2 → 2H2O, what is the role of oxygen?
- Reducing agent
- Catalyst
- Oxidizing agent (correct)
- Inert gas