Assertion : Noble gases have highest ionisation enthalpies in their respective periods.
Reason : Noble gases have stable closed shell electronic configuration.

This question has statement I and statement II of the four choices given after the statements choose the one that best describes the two statements Statement -I:noble gases have highest ionization enthalpies in their respective period Statement-II:noble gases have stable closed shell electronic configuration

Noble gases have very high ionisation enthalpy. Why ?

Assertion : Noble gases have positive electron gain enthalpy. Reason : Noble gases have stable closed shell electronic configuration.