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

  • question_answer
    Electronic  configuration of deuterium atom is                                                                    [J&K CET 2005]

    A)                 \[1{{s}^{1}}\]

    B)                 \[2{{s}^{2}}\]

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

    D)                 \[1{{s}^{2}}\]

    Correct Answer: A

    Solution :

                    Atomic number of deuterium = 1; \[_{1}{{D}^{2}}\to 1{{s}^{1}}\]

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