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Question
List five characteristics by which compounds can be distinguished form mixtures.
Solution
| Characteristics | Compound | Mixture |
| 1)Substance | Pure | Impure |
| 2)Way of combination | Two or more components combined chemically | Two or more substances mixed physically |
| 3)Ratio | Combine with a fixed ratio | Ratio of combination is not fixed. |
| 4)Relation between the properties of constituent molecules and compound or mixture | The properties of the constituents are different from compound. | The properties of constituent remain unchanged in mixture. |
| 5) Separation | The constituents of a compound can be separated by chemical methods. | The constituents of a mixture can be separated by physical methods. |
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