All liquids either expands or contracts on boiling.

True

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False

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Solution

The correct option is B False

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Similar questions

Q. Solids and liquids expand on and contract on .

Which of the following substances expands/contracts negligibly on heating?.

Fill in the blanks :

(a) Boiling occurs at ___

(b) Evaporation takes place at ___

(d) Heat is ___ during boiling.

(e) Cooling is produced in ___

(f) A longer rod expands ___ than a shorter rod on being heated to the same temperature.

(g) Liquids expand ___ than the solids.

(h) Gases expand ___ than the liquids.

(i) Alcohol expands ___ than water.

(j) Iron expands ___ than copper.

Assertion [A]: All muscles follow “all or none” principle.

Reason [R]: All muscles fibers contract either fully or do not contract at all depending upon the threshold stimulus availability.

Based on the statements given here choose the correct answer.
(1) Boiling point of a liquid increases with increase in temperature.
(2) The volume of liquids increases on boiling and the vaporisation curve shows the variation of the boiling point of a liquid with pressure and expands the equilibrium state between liquid and vapour phase.

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