Question

When $Sn^{2 +}$changes to $Sn^{4 +}$in a reaction.

• A. It loses two electrons
• B. It gains two electrons
• C. It loses two protons
• D. It gains two protons

Answer 1

Answer: (A)

It loses two electrons

Answer 2

$Sn^{2 +} \rightarrow Sn^{4 +} + 2e^{-}$. In this reaction $Sn^{2 +}$ change in $Sn^{4 +}$ it is called an oxidation reaction.