A hard substance when bent produces a tinkling sound. Predict its nature.

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Solution

A metal is a hard substance. One of its characteristic features is sonority.
Metals are sonorous which means they produce sound when bent or hit with something.
For example, a school bell which is made up of a metal (iron) when hit with a hammer produces a sound.
A hard substance when bent produces a tinkling sound. It is a metal.

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