2
Question
In which of the following substances, the melting point increases with the increase in pressure.
In which of the following substances, the melting point increases with the increase in pressure.
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Solution
The correct options are
B Wax
C Lead
The melting point of the substances which contract on melting (like ice and polythene) decreases by the increase in pressure.
On the other hand, the melting point of the substances (such as wax, lead) which expand on melting, increases by the increase in pressure.
B
Wax
C
Lead
The melting point of the substances which contract on melting (like ice and polythene) decreases by the increase in pressure.
On the other hand, the melting point of the substances (such as wax, lead) which expand on melting, increases by the increase in pressure.
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