Two substances X and Y are hammered. X got converted into thin sheets while Y got broken into small pieces. From the following options, X and Y can be.
A
X: Gold, Y: Glass
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B
X: Glass, Y: Gold
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C
X: Copper, Y: Gold
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D
X: Chalk, Y: Gold
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Solution
The correct option is A
X: Gold, Y: Glass
Metals have the property of malleability, so they can be formed into sheets by compressive stress.
Non-metals do not show the malleability property, it is brittle in nature.