WBCS.LIVE practice question

Zinc gives hydrogen gas with sulphuric acid and hydrochloric acid but not with nitric acid.

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Zinc act oxidising agent when react with nitric acid
  2. Nitric acid is the weakest acid than sulphuric acid and hydrochloric acid
  3. In electrochemical series zinc is below hydrogen
  4. Nitrate ions (NO₃⁻) are reduced in preference to hydronium ion

Correct answer and explanation

Correct answer: Nitrate ions (NO₃⁻) are reduced in preference to hydronium ion