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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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Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Ratio of Cᵥ and Cᵥ of the gas X is 1.4. The number of atoms of the gas X present
- K₄[Fe(CN)₆] is a
- 0.765 gm of acid gives 0.55 g of CO₂ and 0.12 g of H₂O.Then find the ratio
- Which of the following is not an organometallic compound
- When ethyl alcohol (C₂H₅OH) reacts with thionyl chloride in the presence of
Topics: S and Some P Block Elements (157)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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