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प्रश्न
Define the following:
Heterogeneous mixture
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उत्तर
Heterogeneous mixture: “A mixture in which the components are not uniformly distributed through its volume and can be easily seen separately is called a heterogeneous mixture.”
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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.
Compare the properties of metals and non-metals with respect to
- alleability
- ductility
- electrical conductivity.
Is air a mixture or a compound ? Give three reasons for your answer.
Name one pair of substances whose mixture can be separated by fractional distillation.
Name any two solid substances whose mixture can be separated by sublimation.
How will you separate a mixture of chalk powder and water?
Define the following:
Alloy
Name the components present in the following mixture:
Brass
A few drops of ‘Dettol’ when added to water the mixture turns turbid. Why?
Which of the following are physical changes?
(i) Melting of iron metal
(ii) Rusting of iron
(iii) Bending of an iron rod
(iv) Drawing a wire of iron metal
