Class 10 Science Chemical Reactions Quiz
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Questions and Answers

What is the product when sodium hydroxide reacts with hydrochloric acid?

  • Sodium chloride and water (correct)
  • Sodium hydroxide and water
  • Sodium chloride and hydrogen gas
  • Sodium chloride and oxygen gas
  • What is the chemical name for the rusting of iron?

  • Iron hydroxide
  • Ferric oxide (correct)
  • Iron oxide
  • Ferrous oxide
  • What is the gas evolved when dilute hydrochloric acid is added to a reactive metal?

  • Oxygen
  • Chlorine
  • Carbon dioxide
  • Hydrogen (correct)
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