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Unlike the elements of group 1 and group...

Unlike the elements of group 1 and group 2. The elements of group 14, do not show close resemblance in their properties because.

A

They have different valence shell configurations

B

The Penultimate shell of Group 14 elemants have different configurations

C

All the elements of Group 14 contain d-electrons

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
B
Group 14 elements have different penultimate shell configuration C has `2es^(-)` , Si has 8, while Sn, Ge and Pb have 18 electrons in their penultimate shell.
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