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प्रश्न
Fill in the blanks
___________is a process to obtain a very pure form of a solid dissolved in a liquid.
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उत्तर
Crystallisation is a process to obtain a very pure form of a solid dissolved in a liquid.
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संबंधित प्रश्न
Classify each of the following as a homogeneous or heterogeneous mixture.
Soda water, wood, air, soil, vinegar, filtered tea.
Is air a mixture or a compound ? Give three reasons for your answer.
The ‘sea water’ can be classified as a homogeneous mixture as well as a heterogeneous mixture ? Comment.
How will you separate a mixture of sodium chloride and sand ?
You are given a mixture of water, groundnut oil and common salt. How will you separate groundnut oil and common salt from it ?
How will you separate a mixture of mercury, oil and water ?
Give one example of the following type of mixture.
Solid-liquid heterogenous mixture
Tick (√) the correct alternative from the choice given for the following statement:
A set of the mixture is
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 |
Name the following:
A mixture of two immiscible liquids
