Question

18.
The major binding force of diamond, silicon and quartz is
(A)Electrostatic force
(B) Electrical attraction
(C) Covalent bond force
(D) Van der Waal's force
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Answer 1

Hey mate,

The major binding force of Diamond , Silicon , and Quartz is Covalent bond force.

Hope it helps!

Answer 2

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The major binding force of Diamond , Silicon , and Quartz is Covalent bond force.

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