MHT CET 2022 Chemistry question

Chemistry Classification of Elements and Periodicity in Properties MHT CET 2022

Which among the following elements exhibits diagonal relationship with Li ?

(A)Al
(B)B
(C)Na
(D)MgCorrect

Answer: (D)

Solution

Diagonal relationship exists between elements diagonally placed in the second and third periods: Li-Mg, Be-Al and B-Si. Li and Mg have similar polarising power (ionic charge/size ratio) and so show similar properties (e.g. both

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Question ID VK-095784