explain covalent carbides ???
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Carbides are compounds composed of carbon and less electronegative elements and they are distinguished by their chemical bonding (ionic, covalent).
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★ Covalent carbides: -
✡ covalent carbides are the compound of carbon with elements having similar electronegativity.
✡ these are covalent, polymeric, thermally stable, extremely hard, high melting and technically inert solid.
✡ B4C and SiC are two main covalent carbides.
✡ it is also called giant molecular carbides.
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