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Question

Why non-metals have a dull appearance?

A
They have many free electrons
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B
They gain electrons easily
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C
They do not have lustre
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D
All of above
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Solution

The correct option is D They do not have lustre
Non-metals vary greatly in appearance. They do not have lustre. As it does not have any free electrons light falling on non-metals does not reflect and hence non-metals are not shiny. Hence, they have a very dull appearance.

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