Go through the following question and provide the answer:
Analyse the given equation:
\(CuO + H_2 → Cu +H_2O\)
\(CuO + H_2 → Cu +H_2O\)
i. Define oxidising agent.
An oxidising agent is a substance that .
ii. Identify the correct change in oxidation states of copper and hydrogen.
iii. Identify the reducing agent.