JEE Main & Advanced Chemistry Classification of Elements and Periodicity in Properties Question Bank Valency and oxidation state

  • question_answer The maximum valency of an element with atomic number 7 is [AFMC 2002]

    A) 2

    B) 5

    C) 4

    D) 3

    Correct Answer: B

    Solution :

    Valency is according to valence shall configuration which here is \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}},\,\,ie.\,5\]


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