Physical Property of Non-Metal - Hardness
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.
The hardest substance is formed of which of the elements is _____________ | |||
| Right Option : C | |||
| View Explanation |
Which of the following are correct : (a) Most of the Solid Non-Metals are Quite Soft. (b) Diamond is the hardest natural substance known.
| |||
| Right Option : C | |||
| View Explanation | |||
Sulphur and phosphorus are soft non-metals which can be easily cut into pieces with a knife are the example of ______________________ | |||
| Right Option : A | |||
| View Explanation | |||
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