Advertisements
Advertisements
प्रश्न
State the principle involved in separation of solid-solid mixtures by Sublimation
Advertisements
उत्तर
Sublimation
Principle - One of the components sublimes on heating.
Examples - Mixture of iodine and salt, Mixture of ammonium chloride, and sand.
संबंधित प्रश्न
What is meant by (i) homogeneous mixtures, and (ii) heterogeneous mixtures ? Give two examples of homogeneous mixtures and two of heterogenous mixtures.
A mixture contains water, kerosene and sand. How will you separate this mixture ?
How will you separate common salt, sand and iron filings from their mixture ?
Define the following:
Pure substance
Define the following:
Heterogeneous mixture
Name two substances insoluble in water.
Write “true” or “false” for the following statement
Air can be separated from water by filtration.
Differentiate between a homogenous and a heterogeneous mixture with one example of each in the (a) solid-solid (b) solid-liquid If (c) liquid-liquid state of the mixture.
You are given two samples of water labelled as ‘A’ and ‘B’. Sample ‘A’ boils at 100°C and sample ‘B’ boils at 102°C. Which sample of the water will not freeze at 0°C? Comment.
Give an example of each mixture having the following characteristics. Suggest a suitable method to separate the components of this mixture
Two volatile components with appreciable differences in boiling points.
