1.

The total number of electrons in a nitrogen atom and a chlorine atom are \[7\] and \[17\] respectively. Find the number of valence electrons in them.

A. \[3,\,\,1\]
B. \[5,\,\,8\]
C. \[4,\,\,1\]
D. \[5,\,\,7\]
Answer» E.


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