Which one of the following statements about water is false ?

Options

A. Water is oxidized to oxygen during photosynthesis.
B. Water can act both as an acid and as a base.
C. There is extensive intramolecular hydrogen bonding in the condensed phase
D. Ice formed by heavy water sinks in normal water

Answer

C

Explanation

In the condensed phase, there is extensive intermolecular hydrogen bonding in water molecules, not intramolecular hydrogen bonding.