ABC26IN0185 · Main Group Elements

Subject: Inorganic Chemistry · Chapter: Main Group Elements · Topic: Main Group Elements – General · Exam: CSIR-NET 2013 · Marks: 2 · Difficulty: Easy

Among the molten alkali metals, the example of an immiscible pair (in all proportions)is

(a)K and Na

(b)K and Cs

(c)Li and Cs

(d)Rb and Cs

Answer

Answer (as printed): C

Explanation

Large difference between the sizes of Li and Cs. So, it is difficult to get a solid solution of these two metals.

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