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प्रश्न
Name the following:
A physical method of separating iron from an iron-sulfur mixture.
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उत्तर
Magnetic separation.
संबंधित प्रश्न
Is air a mixture or a compound ? Give three reasons for your answer.
What is meant by (i) homogeneous mixtures, and (ii) heterogeneous mixtures ? Give two examples of homogeneous mixtures and two of heterogenous mixtures.
Which of the following are homogeneous in nature ?
- ice
- wood
- soil
- air
Tick (√) the correct alternative from the choice given for the following statement:
Example of a homogeneous 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 |
State whether the following statement is true or false. If false write – the correct statement.
Components in a mixture are present in a definite proportion.
State whether the following statement is true or false. If false write – the correct statement.
Sodium chloride and water is an example of a mixture of elements and compounds.
While diluting a solution of salt in water, a student by mistake added acetone (boiling point 56°C). What technique can be employed to get back the acetone? Justify your choice.
What does the LPG (Liquefied petroleum gas) contain?
The salt solution is an example of a heterogeneous mixture.
