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Hardest compound of boron is

Hardest compound of boron is

Options

(a) Magnesium boride
(b) aluminium boride
(c) boron nitride
(d) boron carbide

Correct Answer:

boron carbide

Explanation:

Boron carbide is written as B₃C.It is produced by reducing B₂O₃ with C at 1600⁰C. Fibres of B₄C have an enormous tensile strength and are used to make bullet-proof clothing.

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