nursing AIIMS BSc Nursing 2025 Mock Test Series Chemistry General Principles And Process of Isolation of Elements
Which of the following reactions is an example of autoreduction?
1
Fe3O4 + 4CO → 3Fe + 4CO2
2
Cu2O + C → 2Cu + CO
3
Cu2+ (aq) + Fe (s) → Cu (s) + Fe2+ (aq)
4
Cu2O + \(\frac{1}{2}\)Cu2S → 3Cu + \(\frac{1}{2}\)SO2