Chem Mantra
MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryChemical BondingIonic Bond

I. When a gas phase atom in its ground state gains an electron, the enthalpy change is called electron gain enthalpy. II. The electron gain process is always exothermic. III. The ionization enthalpy process is always endothermic

A.I and II are correct while III is incorrect
B.All I, II and III are correct
C.I and III are correct while II is incorrect
D.All I, II and III are incorrect
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