Which of the following sequence is correct as perAufbau principle(a) 3 – InterviewSolution

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1.

Which of the following sequence is correct as perAufbau principle(a) 3s<3d < 4s < 4p (b) is < 2p < 4s < 3d(c) 2s < 5s <4p <5d d 2s <2p <3d <3p77.

Answer»

option b is correct

4s is filled first thatn 3d. in the energy level diagram.

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