A) \[3\]
B) \[2\]
C) \[1\]
D) \[0\]
Correct Answer: D
Solution :
\[Na\](atomic number \[=11\]) \[=1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{1}}\] For \[3{{s}^{1}},\] \[n=3,\] \[1=0\]and \[m=0\]
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