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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 meant by a substance?
Fill in the following blanks with suitable words :
Brine is a ..............whereas alcohol is a...............
How will you separate common salt, sand and iron filings from their mixture ?
Name the components present in the following mixture:
Duralumin
Tick (√) the correct alternative from the choice given for the following statement:
Example of a homogeneous mixture is
Tick (√) the correct alternative from the choice given for the following statement:
A set of the mixture is
Explain the term mixtures.
Suggest separation technique(s) one would need to employ to separate the following mixture.
Common salt, water and sand
What would you observe when
a mixture of iron filings and sulphur powder is heated strongly
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
