baileycmhill baileycmhill

03-05-2021
Chemistry

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Which element has a 2p sublevel that contains 4 electrons?
-Praseodymium
-Oxygen
-Chromium
-Sulfur

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keijosalonen keijosalonen

03-05-2021

Answer: Oxygen

Explanation: Oxygen has electron configuration 1s²2s²2p^4.

Other element have 2p^6

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