Screening effect influences A) atomic radius B) Ionisation enthalpy C) electron gain enthalpy

Screening effect influences A) atomic radius B) Ionisation enthalpy

1.	Screening effect influences A) atomic radius B) Ionisation enthalpy C) electron gain enthalpy
Answer» Solution :(a) `MG(s) +1//2 O_(2) rarr MGO(exo)` (b) `MgO(s) rarrMg^(2+) (g) +O^(2-) (g) `(ENDO) (C) Mg(s) `rarr ` Mg (g) (endo), `1//2O_(2) rarr `O (g) (endo) (d) Mg `rarr Mg^(+) +E^(-) ` (endo) (e) `Mg^(+) (g) rarr Mg^(2+) +e^(-) ` (endo) (f) O(g) `+ e^(-) rarr O^(-)` (g) `O^(-) +e^(-) rarr O^(2-)`