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Byju's Answer

Standard XII

Chemistry

Aufbau Principle

If the electr...

Question

If the electronic configuration of oxygen atom is written as
it would violate :

Hund's rule

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Pauli's exclusion principle

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Both Hund's & Pauli's principles

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None of these

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Solution

The correct option is A Hund's rule
According to Hund's Rule, electrons are first singly filled in each orbital then pairing starts. But in the above case, electrons are paired in the 2p subshell in the first two orbitals and the third one is vacant. Hence, it violates Hund's Rule.

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Similar questions

Q. If nitrogen atom had an electronic configuration of

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Q. The laws violated in the given electronic configuration of oxygen atom are:
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Aufbau Principle

Standard XII Chemistry

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If the electronic configuration of oxygen atom is written as it would violate :

The correct option is A Hund's ruleAccording to Hund's Rule, electrons are first singly filled in each orbital then pairing starts. But in the above case, electrons are paired in the 2p subshell in the first two orbitals and the third one is vacant. Hence, it violates Hund's Rule.

If the electronic configuration of oxygen atom is written as
it would violate :

The correct option is A Hund's rule
According to Hund's Rule, electrons are first singly filled in each orbital then pairing starts. But in the above case, electrons are paired in the 2p subshell in the first two orbitals and the third one is vacant. Hence, it violates Hund's Rule.