2. Questions Bank
  3. 10th Class
  4. Science
  5. Metals and Non-metals / धातु और अधातु

10th Class Science Metals and Non-metals / धातु और अधातु Question Bank Metals and Non-metals

  • question_answer
    Which one of the following is correct about aqua-regia?

    A) It is a mixture of one part of concentrated nitric acid and three parts of concentrated hydrochloric acid.

    B) It is a mixture of one part of dilute nitric acid and three parts of concentrated sulphuric acid.

    C) It can dissolve all metals.

    D) Both [a] and [c]

    E) None of these

    Correct Answer: D

You need to login to perform this action.
You will be redirected in 3 sec spinner