A) 6
B) 7
C) 8
D) 9
Correct Answer: D
Solution :
\[{{\,}_{z}}{{X}^{m}}\xrightarrow{{}}{{\,}_{z+2}}{{N}^{14}}+2{{\,}_{-1}}{{e}^{0}}\] \[\therefore \]\[Z+2=7\]and \[m=14\] or \[Z=5\]and \[m=14\]\[\therefore \]\[n=m-Z=9\]You need to login to perform this action.
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