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Question

The atom having the valence shell electronic configuration 4s2 4p2 would be in?

A
Group 2 or II A and period 3
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B
Group 12 or II-B and period 4
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C
Group 14 or IV-A and period 4
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D
Group 14 or IV-A and period 3
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Solution

The correct option is C Group 14 or IV-A and period 4

There are 4 electrons in the outermost shell.

So, it belongs to 14th or IV-A.

The outermost electron is in 4p, so it belongs to the 4th period.


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