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प्रश्न
What is meant by (i) homogeneous mixtures, and (ii) heterogeneous mixtures ? Give two examples of homogeneous mixtures and two of heterogenous mixtures.
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उत्तर
- Homogeneous mixtures: Mixtures in which the constituting substances are mixed together completely and are indistinguishable from one another are called homogeneous mixtures. Such mixtures have a homogeneous composition of their substances throughout the solution. Examples: Sugar solution, salt solution
- Heterogeneous mixtures: Heterogeneous mixtures are mixtures in which the constituting substances remain separated and one substance is spread throughout the other substance as small particles, droplets or bubbles. Examples: Starch solution, soap solution
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संबंधित प्रश्न
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Pure substance
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liquid-gas
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A pure substance consists of only one kind of atom or molecule.
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| List I | List II |
| 1. Purification of water by adding alum | A: Sublimation |
| 2. Seawater leaving behind common salt | B: Sieving |
| 3. Separation of camphor and potassium chloride | C: Filtration |
| 4. Separation of charcoal from a charcoal-water mixture | D: Sedimentation |
| 5. Separation of bran and wheat flour | E: Evaporation |
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