Question

During photocatalytic splitting of water, liberation of O2 requires

• A. $M{n}^{2+}$
• B. $C{I}^{-}$
• C. $C{a}^{2+}$
• D. all of these.

Answer 1

The correct option is D all of these.
The liberation of O2 during photolysis of water involves the role of Mn2+,Ca2+ and CI− ions.