Q.

Statement 1: Melting point of a substance is used for testing the purity of the substance.Statement 2:There is no other method to determine the purity of substance.

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a

Both statements 1 and 2 are correct

b

Both statements 1 and 2 are incorrect

c

Statement 1 is correct statement 2 is incorrect

d

Statement 1 is incorrect statement 2 is correct

answer is C.

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Detailed Solution

A pure component has sharp melting point. If any impurity is present, it lowers the melting point of the substance. Other methods like chromatography etc., can also be used to check the purity of substances.
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