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The electronic configuration ofhte eleme...

The electronic configuration ofhte elements. A, B and C are given below. Answer the question from 14 to 17 on the basis of these configuration.
`{:(A,1s^(2),2s^(2),2p^(6),,),(B,1s^(2),2s^(2),2p^(6),3s^(2),3p^(3)),(C,1s^(2),2s^(2),2p^(6),3s^(2),3p^(5)):}`
Stable form of A may be represented by the formula.

A

A

B

`A_(2)`

C

`A_(3)`

D

`A_(4)`

Text Solution

Verified by Experts

The correct Answer is:
A
a) the given electronic configuration shows that A represents noble gas because the octet is complete. A is neon which has 10 atomic number.
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