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Standard IX
Chemistry
Atoms
What is the e...
Question
What is the electronic configuration of phosphorus?
A
2, 8, 5
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B
2, 8, 4
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C
2, 8, 6
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D
2, 8, 3
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Solution
The correct option is
A
2, 8, 5
Phosphorus has atomic no-17. so its k shell has 2 electron, L shell has 8 electron and M shell has 5 electron.
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