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

  • question_answer
    Which of the following explains the sequence of filling the electrons in different shells  [AIIMS 1998; BHU 1999]

    A)                 Hund's rule        

    B)                 Octet rule

    C)                 Aufbau principle              

    D)                 All of these

    Correct Answer: C

    Solution :

                    Aufbau principle explains the sequence of filling of orbitals in increasing order of energy.            


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