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प्रश्न
Define :- Sublimation
उत्तर
Sublimation : The process in which a solid changes directly into its vapours on heating is called sublimation.
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संबंधित प्रश्न
Name the technique to separate salt from sea-water.
On what principle are the following methods of separation based? Give one example of a mixture for each of the methods mentioned in which they are used
Sublimation
Fill in the blank
Iodine, camphor, naphthalene, ammonium chloride and dry ice are some substances that _________
State the correct technique for the separation of the following mixture.
a sublimable solid and a non-sublimable solid.
Select the correct answer from the choice in the bracket.
The ideal method to separate iodine and KCI.
What is dry ice or cardice?
What are the uses of dry ice?
The energy for the process of sublimation can be derived either from the surroundings or from the heat supplied.
The Inverse of sublimation is called ______.
The correct match between items I and II is:
| Item - I (Mixture) |
Item - II (Separation method) |
||
| (A) | H2O : Sugar | (P) | Sublimation |
| (B) | H2O : Aniline | (Q) | Recrystallization |
| (C) | H2O : Toluence | (R) | Steam distillation |
| (S) | Differential extraction |
