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Question

Free electrons present in metal atoms absorb energy from light and release back to produce the phenomenon of reflection. Which property of the metals is the resultant of this?

A
Sonority
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B
Malleability
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C
Lustre
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D
Melting point
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Solution

The correct option is C Lustre
Metals contain free electrons that absorb energy and vibrate when they come in contact with light. Later, they release the energy back in the form of light. This is reflected back and is responsible for the shiny, lustrous appearance of metal.

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