Home Chemistry Classification of Elements and Periodicity NTA Abhiyas Question Germanium (II) compounds are powerful reduci…
Chemistry Classification of Elements and Periodicity NTA Abhiyas Question Single Correct MCQ
Published on: August 14, 2026

Germanium (II) compounds are powerful reducing agents whereas lead (IV) compounds are strong oxidising agents even they belongs to same group (14), this is due to

A
More powerful inert pair effect in Pb than Ge
B
The ionisation energy of Pb < IE of Ge
C
Pb is more electronegative than Ge
D
The ionic radius of Ge 2+ and Ge 4+ are greater than Pb 2+ and Pb 4+

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The correct answer is:
A

More powerful inert pair effect in Pb than Ge

Inert pair effect increases in 14th group as the atomic number increases.

On moving top to bottom on group 14

(Z)

C 6 •Atomic number increases

Si 14

Ge 32

Sn 50 •Inert pair effect increases

Pb 82

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