2. Sample Papers
  3. 10th Class
  4. Science

10th Class Science Sample Paper Science Olympiad Model Test Paper-14

  • question_answer
    A salt on treatment with excess of ammonium hydroxide produces a complex tetraammine copper (II) ions, the salt contains:                    

    A) Cuprous ions

    B) Cupric ions

    C) Calcium ions

    D) Chloride ions

    E) None of these

    Correct Answer: B

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