CHOOSE THE BEST OPTION:

STATEMENT 1: A pure substance consists of a single type of matter.

STATEMENT 2: A pure substance consists of more than one type of matter.

STATEMENT 3: Milk is a not a pure substance.

STATEMENT 4: Pure substance has same chemical nature.

All the statements are true.

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Only statement 2 is correct.

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Statement 1, 3 and 4 are correct.

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Statement 3 and 4 are true.

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Solution

The correct option is C
Statement 1, 3 and 4 are correct.

A pure substance has same chemical nature and is of only one type. Milk is impure because it a mixture of many different substances and the composition of milk is not constant and uniform.

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Similar questions

On the basis of composition of matter, milk is considered to be :

(a) a pure substance (b) an impure substance (c) an element (d) a compound

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