Answer:
A
Explanation:
Converting thermal energy into electrical energy
A reducing agent is one which is oxidised in the reaction itself. When you take into account the oxidation numbers you will see that the Cl- ions are oxidised from an oxidation number of -1 to 0 in Cl2. Therefore Cl- ions are the reducing agent.
Answer:
2
Explanation:
Pb(NO3)2 + 2NaI 2NaNO3 + PbI2
