10th Class Science Sample Paper Science Olympiad Model Test Paper-12

  • question_answer
    Which one of the following is not present in the alloy of German silver?

    A) Cu

    B) Zn

    C) Ni

    D) Mg

    E) None of these

    Correct Answer: D


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