Assertion : `O_(3)` has higher boiling point than O2.
Reason : `O_(3)` is allotrope of oxygen.

Asseration: O_(3) has higher boiling point than O_(2) . Reason: O_(3) is allotrope of oxygen

H_(2)O has higher boiling point than H_(2)S because

NH_(3) has higher boiling point than PH_(3) . Give reason.

Assertion :H_(2)O_(2) has higher boiling point than water Reason : It has stronger dipole interaxtions than that shown by water.

Assertion :D_(2)O has higher boiling point than H_(2)O . Reason : Viscosity of H_(2)O(l) is less than that of D_(2)O(l) .

H_(2)O has higher boiling point than that of H_(2)S . Give reasons.