A) \[+1\]
B) \[+3\]
C) \[+2\]
D) \[-1\]
Correct Answer: A
Solution :
\[[Fe{{({{H}_{2}}O)}_{5}}N{{O}^{+}}]S{{O}_{4}}\] \[x+0+1-2=0\] \[x=+1\]
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