Calculate total number of electron present in \( \mathrm{Cr} \) having \( \mathrm{n}+l+\mathrm{m...

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Calculate total number of electron present in \( \mathrm{Cr} \) having \( \mathrm{n}+l+\mathrm{m}=7 \).
(A) 1
(B) 2
(C) 5
(D) 6
\( \mathrm{P} \)
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