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

10th Class Science Sample Paper Science Olympiad Model Test Paper-15

  • question_answer
    Which one of the following gases is formed when an acid reacts with a metal placed above hydrogen in the reactivity series?

    A) Hydrogen

    B) Nitrogen

    C) Oxygen

    D) Carbon dioxide

    E) None of these

    Correct Answer: A

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