Home Chemistry Classification of Elements and Periodicity Electron Affinity The stability of dihalides of Si, Ge, Sn and…
Chemistry Classification of Elements and Periodicity Electron Affinity Single Correct MCQ
Published on: August 13, 2026

The stability of dihalides of Si, Ge, Sn and Pb increases steadily in the sequence.

A
SiX2<<GeX2<<SnX2<<PbX2
B
PbX2<<SnX2<<GeX2<<SiX2
C
GeX2<<SiX2<<SnX2<<PbX2
D
SiX2<<GeX2<<PbX2<<SnX2

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Text Solution

Verified by Experts
The correct answer is:
A

Due to the inert pair effect (the reluctance of ns2 electrons of outermost shell to participate in bonding) the stability of M2+ ions (of group 14 elements) increases as we go down the group.

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