MEDIUMMCQ SINGLEJEE Mains ChemistryInorganic ChemistryPeriodic PropertiesIonization Enthalpy

Ionisation energy decreases down the group due to

A.increase in charge

B.increase in atomic size✓ Correct

C.decrease in atomic size

D.decrease in shielding effect

Explanation

Ionization energy is the amount of energy required to remove an electron from a neutral gaseous atom. The trend of ionization energy decreases down the group due to an increase in atomic size.

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