Assertion: The first ionisation energy of aluminium is lower than that of magnesium.
Reason: The ionic radius of aluminium is smaller than that of magnesium.

Assertion: The first ionisation enthalpy of aluminium is lower than that of magnesium. Reason : Ionic radius of aluminium is smaller than that of magnesium.

Assertion: The first ionisation enthalpy of aluminium is lower than that of magnesium. Reason : Ionic radius of aluminium is smaller than that of magnesium.

The first ionisation energy of silicon is lower than that of

The first ionisation energy of silicon is lower than that of

The first ionisation energy of silicon is lower than that of

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:The first ionization enthalpy of aluminium is lower than that of magnesium Statement-II:ionic radius of aluminium is smaller than that of magnesium

Why first ionisation potential of aluminium is less than that of magnesium?

The first ionisation energy of Al is smaller than that of Mg because :