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

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

  • question_answer
    How many elements does the fourth period contain in the modern periodic table?

    A) 2

    B) 8

    C) 18

    D) 32

    E) None of these

    Correct Answer: C

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