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प्रश्न
Name two substances insoluble in water.
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उत्तर
Sand and chalk powder.
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संबंधित प्रश्न
Solutions are
Select homogeneous and heterogeneous mixtures from the following:
The salt solution, petrol, and water, sand, and charcoal, alcohol and water, air dissolved in water, air, seawater, fruit juices, mist, brass.
Give reason:
Why sulphur does dissolve when carbon disulphide is added to a mixture of iron and sulphur but not when it is added to iron sulphide?
Write “true” or “false” for the following statement
Common salt is separated from its solution in water by decantation.
With reference to the mixture of iron and sulphur, state the main characteristics of the mixture.
Name the following:
A physical method of separating iron from an iron-sulfur mixture.
Why do we need to separate different components of a mixture? Give two examples.
Under which category of mixtures will you classify alloys and why?
A mixture of iron filings and salt is a ______ type of mixture.
Write scientific reason.
Lemon sherbet has a sweet, sour and salty taste, and it can be poured into a glass.
