1.

Covalent compounds have low melting point because

Answer»

COVALENT molecules are held by weak Van der Waal's force of attraction
covalent bond is less exothermic
covalent bond is weaker than IONIC bond
covalent molecules have definite shape.

Solution :Covalent molecules are held together by weak Van der Waal.s forces. So most of them have LOW melting POINTS.


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