Help, please? In the reaction, 2 Al (s) + 3 Sn+2 (aq) arrow 2 Al+3 (aq) + 3 Sn (s), the reducing agent is:

Athe Al
Bthe Sn+2
Cthe Al+3
Dthe Sn

Verified Answer :

The answer is a. the Al. First, the reducing agent must be reactants. And reducing agent will have oxidation reaction and will lose electrons. So the answer should be Al(s).