Physical Property of Non-Metal - Hardness


 
 
Concept Explanation
 

Physical Property of Non-Metal - Hardness

 Hardness

Hardness is defined as the property of material to resist deformation.

Hardness of Non- metals

Non- metals are generally soft (eg: phosphorus and sulphur). Diamond is an exception. It is the hardest substance known. They can be easily broken. Their tensile strength is low.

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Sample Questions
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Question : 1

Sulphur and phosphorus are soft non-metals which can be easily cut into pieces with a knife are the example of ______________________ 

Right Option : A
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Question : 2

Which of the following non metal can be easily cut ?

Right Option : C
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Question : 3

Which of the following statements is true about non-metals?

Right Option : C
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