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Which of the Following Are ‘Pure Substances’ ? Ice, Milk, Iron, Hydrochloric Acid, Calcium Oxide, Mercury, Brick, Wood, Air - Science

Short Note

Which of the following are ‘pure substances’ ?
Ice, Milk, Iron, Hydrochloric acid, Calcium oxide, Mercury, Brick, Wood, Air

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Solution

Iron and mercury are pure substances because these are elements. Hydrochloric acid, calcium oxide, and ice are also pure substances, as they are compounds.

Concept: Matter
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APPEARS IN

Lakhmir Singh Class 9 Chemistry - Science Part 2
Chapter 2 Is Matter Around Us Pure
Short Answers | Q 26 | Page 57
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