9th Class Science Structure of the Atom Question Bank Structure of Atom

  • question_answer
    Few statements regarding the distribution of electrons in the energy shells are given.
    Which of the following statements is not correct?
     

    A) For fourth energy shell (N), the maximum number of electrons is 32 according to \[2{{n}^{2}}\] rule.

    B) When N is the outermost shell of an atom, it can accommodate a maximum of 8 electrons only.

    C) The filling of the fourth shell begins even before the third shell is completely filled.

    D) Fifth shell can accommodate 50 electrons according to \[2{{n}^{2}}\] rule.

    Correct Answer: D

    Solution :

    \[2{{n}^{2}}\] rule is not applicable to 5th shell, it can accommodate a maximum of 32 electrons.


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