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Which of the following group 13 elements...

Which of the following group `13` elements have pseudo noble gas configuration is their penultimate shell?

A

`B` and `Al`

B

`Al` and `Ga`

C

`Ga` and `In`

D

`In` and `Tl`

Text Solution

Verified by Experts

The correct Answer is:
C
Both `Ga` and `In` have `18` electrons in their penultimate shell.
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