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The valency of the element having atomic...

The valency of the element having atomic number 9 is

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
A
`X(9)to1s^(2)2s^(2)2p^(5)`
Thus it accepts 1 electron to make noble gas configuration. Therefore its valency is one (1).
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