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Select the correct statement(s) for inte...

Select the correct statement(s) for interstitial compounds.

A

They are formed when small atoms like H,C or N are trapped inside the crystal lattices of metals.

B

They have high melting point, higher than those of pure metals.

C

They are hard, some borides approach diamond in hardness.

D

They retain metallic conductivity but are chemically inert.

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The correct Answer is:
A, B, C, D
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