GK
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the noble gas configuration for phosphorus?
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[Ar] 3p5
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[Ne] 3s2 3p3
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[He] 3s2 3p5
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[Na] 3s2 3p5
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Explanation:
Detailed explanation-1: -The phosphorus atom, for example, has the configuration 1s2 2s2 2p6 3s2 3p3, indicating that the 1s subshell possesses two electrons, and so on.
Detailed explanation-2: -The electronic configuration of the given element is [ Ne ] 3 s 2 3 p 3 . So the element is Phosphorus .
Detailed explanation-3: -Thus, the electron configuration for a P3– ion is 1s22s22p63s23p6.
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