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The number of electrons present in the K...

The number of electrons present in the K shells of hydrogen and helium are

A

2 and 1 respectively

B

2 in both the elements

C

1 and 2 respectively

D

1 in both the elements

Text Solution

Verified by Experts

The correct Answer is:
3
`H(Z=1)` electronic configuration =1 , He `(Z=2) electronic configuration =2
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