Question

What will be the value of $a,b$ and $c$ in the following balanced equation?
$aZn+bNO_{3}^{-} \rightarrow cZn^{2 +}+NH_{4}^{+}$ (in basic medium)

• A. $4,1,4$
• B. $2,2,2$
• C. $4,2,4$
• D. $4,4,4$

Answer 1

Answer: (A)

$4zn+1NO_{3}^{- 1}+7H_{2}O \rightarrow 4zn^{+ 2}+NH_{4}^{+}+10OH^{-}$