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प्रश्न
What would you observe when
a mixture of iron filings and sulphur powder is heated strongly
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उत्तर
Iron sulphide is formed when a mixture of iron filings and sulphur is heated strongly.
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संबंधित प्रश्न
Define :- Immiscible liquids
Select the correct alternative from the choices given for the following statement:
Example of a homogeneous mixture is
How will you separate a mixture of mercury, oil and water ?
Give two examples of the following type of mixture.
solid-solid
Name the components present in the following mixture:
Bronze
Write “true” or “false” for the following statement
Air can be separated from water by filtration.
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 |
Suggest separation technique(s) one would need to employ to separate the following mixture.
Common salt, water and sand
What would you observe when
a saturated solution of potassium chloride prepared at 60°C is allowed to cool to room temperature.
When elements are physically mixed they form ______.
