10th Class Science Sample Paper Science Olympiad Model Test Paper-17

  • question_answer
    From left to right in a period, the acidic nature of the oxides of elements

    A) Decreases

    B) Increases

    C) Does not change

    D) Changes irregularly

    E) None of these

    Correct Answer: B


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