JEE Main - Previous Year Papers JEE MAIN 2026 JEE Mains 5 April 2026 Paper Shift -1 Single Correct MCQ
Published on: August 23, 2026

Which of the following is NOT a physical or chemical characteristics of interstitial compounds?

A
They have high melting points, higher than those of pure metals
B
They are very soft ionic in nature
C
They retain metallic conductivity
D
They are chemically inert and usually nonstoichiometric

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Text Solution

Verified by Experts
The correct answer is:
B

The physical and chemical characteristics of interstitial compounds are :
They have high melting points, higher than those of pure metals.
They are very hard, some borides approach diamond in hardness.
They retain metallic conductivity
They are chemically inert and usually nonstoichiometric.

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