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Which of the following electronic config...

Which of the following electronic configurations in the outermost two subshells is characteristic of the alkali metals ?

A

`(n-1)s^(2)p^(6)ns^(2)`

B

`(n-1)s^(2)p^(6)d^(10)ns^(1)`

C

`(n-1)s^(2)p^(6)ns^(2)np^(1)`

D

`(n-1)s^(2)p^(6)ns^(1)`

Text Solution

Verified by Experts

The correct Answer is:
D
Alkali metals have one electron in the outermost s-subshell.
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