Amongst LiCl, RbCl, BeCl_2 and MgCl_2, the compounds with the greatest and the least ionic character respectively are:

JEE Main Chemistry question

Amongst and , the compounds with the greatest and the least ionic character respectively are:

(A)LiCl and RbCl
(B)RbCl and Correct
(C)RbCl and
(D) and

Answer: (B)

Solution

Ionic character increases as the cation becomes larger (lower charge density, less polarizing). is the largest, least-polarizing cation among those listed, giving the greatest ionic

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Question ID VK-133704