A) + 5
B) + 3
C) - 5
D) - 3
Correct Answer: D
Solution :
\[N{{H}_{4}}Cl\] ? \[N{{H}_{4}}^{+}+C{{l}^{-}}\] \[\overset{*\,\,\,\,\,\,\,\,\,}{\mathop{N{{H}_{4}}^{+}}}\,\] \[x+4=+1\]; \[x=1-4=-3\].
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