JEE Main Chemistry question

Which one has more tendency to form covalent compounds?

(A)Ba
(B)BeCorrect
(C)Mg
(D)Ca

Answer: (B)

Solution

Among the Group 2 metals, Be has by far the smallest ionic size and hence the highest charge density (polarizing power), strongly distorting the electron cloud of any anion it bonds

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Question ID VK-133807