Chemistry - Complete s-block Question with Solution | TestHub

(i) Ice formed by heavy water sinks in normal water due to higher density of${\mathrm{D}}_2\mathrm{O}$than normal water.

(ii)$6{\text{CO}}_2+6{\text{H}}_2\text{O}\underset{\text{chlorophyll}}{\overset{\text{hv}}{\to }}{\text{C}}_{\text{6}}{\text{H}}_{\text{12}}{\text{O}}_{\text{6}}{\text{+6O}}_{\text{2}}$

(iii) Water can show amphiprotic nature and hence water can act both as an acid a base.

(iv) There is extensive intermolecular hydrogen bonding in the condensed phase instead of intramolecular H - bonding.