Home Chemistry Structure of Atom JEE Advanced Previous Years Question Which of the following statements in relatio…
Chemistry Structure of Atom JEE Advanced Previous Years Question Single Correct MCQ
Published on: August 13, 2026

Which of the following statements in relation to the hydrogen atom is correct?

A
3s, 3p and 3d orbitals all have the same energy
B
3s and 3p orbitals are of lower energy than 3d orbital
C
3p orbital is lower in energy than 3d orbital
D
3s orbital is lower in energy than 3p orbital

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Text Solution

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The correct answer is:
A

For hydrogen the energy order of orbital is

1s < 2s = 2p < 3s = 3p = 3d < 4s = 4p = 4d = 4f

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