JEE Main & Advanced Chemistry Structure of Atom Question Bank Quantum number, Electronic configuration and Shape of orbitals

  • question_answer Electronic configuration of \[{{H}^{-}}\] is             [CPMT 1985]

    A)                 \[1{{s}^{0}}\]    

    B)                 \[1{{s}^{1}}\]

    C)                 \[1{{s}^{2}}\]    

    D)                 \[1{{s}^{1}}\,2{{s}^{1}}\]

    Correct Answer: C

    Solution :

                    Electronic configuration of \[{{H}^{-}}\] is \[1{{s}^{2}}\]. It has 2 electrons in extra nuclear space.

adversite


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