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प्रश्न
Give reasons for the following:
Naphthalene and camphor cannot be separated by sublimation.
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उत्तर
Because both of these are sublimable solids and they sublimes on heating.
संबंधित प्रश्न
What is the major difference between a solution and an ordinary mixture ?
Which of the following is not a mixture ?
Discuss the method of separating a mixture containing chalk powder, iron filings and naphthalene.
How will you separate a mixture of cooking oil (groundnut oil) and water ?
Define the following:
Pure substance
Define the following:
Alloy
Define the following:
Solution
Fill in the blanks
The substances that make a mixture are called its ______or_________.
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.
Give a reason for the following statement:
Gunpowder is an example of a heterogenous mixture.
