JEE Main & Advanced Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II Question Bank Noble Gases Family

  • question_answer
    Helium was discovered by

    A) Crooks

    B) Rutherford

    C) Frankland and Lockyer

    D) Dorn

    Correct Answer: C

    Solution :

    Helium (In Greek Helios = Sun)


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