Question

Which of the following statement is incorrect about isolated gaseous atoms?
(A) For a C atom, the energy of 2s & 2p atomic orbitals are different
(B) For a H atom, the energy of 2s atomic orbital is lower than that of 2p atomic orbital
(C) For a O atom, the energy of Is atomic orbital is lower than that of 2s atomic orbital
(D) For any atom, three 2p atomic orbitals are degenerate​

Answer 1

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Answer 2

Answer:

(C) for a O atom , the energy of Is atomic orbital us lower than that of 2p atomic orbital

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