Question on: SS1 Chemistry - Atomic Structure

The electronic configuration of an atom is 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2. Which element does this configuration represent?

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A

Carbon (C)

 

B

Oxygen (O)

 

C

Calcium (Ca)

 

D

Nickel (Ni)

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Correct Option: C

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