NEET Chemistry The s-Block Elements Questions Solved


The correct order of increasing lattice energy of the metallic compounds is –

(A) NaCl < CaO < NaI < BaO               

 (B) NaI < NaCl < BaO < CaO

(C) NaCl < NaI < BaO < CaO                 

(D) NaI < NaCl < CaO < BaO

(B). Lattice energy increases as the charge on ion increases and it decreases as the size of ion increases.

Difficulty Level:

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