"Removal of electron becomes easier on moving down the group".
What is the relevance of half-filled and fully filled sub-levels in I.E determination?

"Removal of electron becomes easier on moving down the group". Comment on the statement based on ionisation enthalpy.

Removal of electron becomes easier on moving down the group. a) Comment the above statement based on ionization enthalpy. b) How electronic configuration influences the ionization enthalpy value?

a) On moving down a group what happens to electron gain enthalpy? b) Why chlorine shows more negative electron gain enthalpy than fluorine?

Are you familiar with the Bohr model of an atom? See the Bohr model of atoms of certain element, group I. What happens to the size of an atom when we move down the group?

When the last electron of an atom was filled in the 3d subshell, the subshell electron configuration was 3d^8 . Answer the questions related to third atom. i) Complete subshell electronic configuration ii) Atomic number iii) Block iv)Period number v) Group number