NEET Chemistry The s-Block Elements Questions Solved

The stability of the following alkali metal chlorides follows the order-

(A) LiCl>KCl>NaCl>CsCl                                 

(B) CsCl>KCl>NaCl>LiCl

(C) NaCl>KCl>LiCl>CsCl                                 

(D) KCl>CsCl>NaCl>LiCl

(D)  The greater the negative heat of formation of a compound, the greater is its stability. The order of stability is KCl>CsCl>NaCl>LiCl

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