WBCS.LIVE practice question

Goldsmiths uses aqua-regia, which is prepared by mixing

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

Answer options

  1. nitric acid and sulphuric acid
  2. nitric acid and hydrochloric acid
  3. sulphuric acid and hydrochloric acid
  4. citric acid and benzoic acid

Correct answer and explanation

Correct answer: nitric acid and hydrochloric acid