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प्रश्न
Give a reason for the following statement:
Gunpowder is an example of a heterogenous mixture.
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उत्तर
Because Gun powder is produced by mixing two or more substances in any proportion by weight.
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संबंधित प्रश्न
List the points of differences between homogeneous and heterogeneous mixtures with examples.
Which separation technique will you apply for the separation of the following?
Tea leaves from tea.
What is a mixture ? Give two example of mixtures.
What is meant by (i) homogeneous mixtures, and (ii) heterogeneous mixtures ? Give two examples of homogeneous mixtures and two of heterogenous mixtures.
Name one pair of substances whose mixture can be separated completely by distillation.
The constituents of a mixture are present in a fixed ration.
Define the following:
Alloy
Match the statements in List I with the correct answer in List II.
| 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 |
Tabulate Differences between mixtures and compounds.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
