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The atomic numbers of the elements X, Y ...

The atomic numbers of the elements X, Y and Z are 2, 10 and 16, respectively. Identify the element which does not exist in monoatomic state.

A

X

B

Z

C

Y

D

X and Y

Text Solution

Verified by Experts

The correct Answer is:
2
`{:("Element",X,Y,Z),("Valence shell",K,L,M),(,(1),(2),(3)),("Number of valence",,,),("electrons",2,8,6),("Element","He","Ne","S"):}`
Sulphur ( S) doesn ' t exist in monoatomic state due to its greater chemical reactivity.
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