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Q.

Which of the following is NOT true about chromium?

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a

It is cheap.

b

It has a shiny appearance.

c

It does not corrode.

d

It resists scratches.

answer is A.

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Detailed Solution

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Chromium is shiny, non-corrosive, and scratch-resistant metal. Therefore, it is used in car parts, bath taps, wheel rims, etc. However, chromium is an expensive material so it is difficult to make the whole object with it. So the object is made from cheaper material and then coated with chromium.

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