Statement I : In multi electronic atoms energy of atomic orbitals increases as 1s < 2s = 2p < 3s = 3p = 3d < 4s = 4p = 4d = 4f <........Statement II : In multi electronic atoms energy of an electron depends completely on principal quantum number
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a
Both Statement I and Statement II are true
b
Statement I is true and Statement II is false
c
Statement I is false and Statement II is true
d
Both Statement I and Statement II are false
answer is D.
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Detailed Solution
Statement II : In multielectron atom, energy of orbitals is decided by (n + l) ruleStatement I : Energy of 2s < 2p 3s < 3p < 3d 4s < 4p < 4d < 4fStatement I is falseThus Statement II is false.