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Metals And Non-metals

Question

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Explain the term sonority.

Solution

Sonority is the characteristic of a metal to emit a deep resonant sound when struck. Metals are sonorous and some are used for making bells. Non-metals are not sonorous and do not emit a sound when struck with an object.

Some More Questions From Metals and Non-metals Chapter

What is meant by hardness of a substance? Name some metals which are hard.

Explain, how can we find out whether a given substance is a metal if we know its electronic configuration.

Demonstrate why some metals are used for making cooking vessels?

Illustrate that metals are good conductors of electricity. Which metals are used for this purpose?

Aluminium or copper wire required for electric circuits are coated with a rubber—like material. Why?

Why is it not possible to group metals and non-metals on the basis of their physical properties? Explain.

What are non-metals?

How do we find whether a given element is a non-metal if we know its electronic configuration?

How many non-metals are there? How many of them are solids, liquids and gases?

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