Advertisements
Advertisements
प्रश्न
Explain with diagram the process used to – separate the following substance from the given mixtures - Benzene from a mixture of – benezene [b.p. 80°C] & toluene [b.p. 110°C].
Advertisements
उत्तर
By fractional distillation, miscible low boiling point benzene (B.P. 80°C) evaporates on heating the mixture and condenses in and collects in flask ‘Y’ whereas higher boiling pt. Toluene (B.P. 110°C) remains in flask ‘X’ after condensation.
APPEARS IN
संबंधित प्रश्न
Write the Chemical Name of the Following and Also Give Their Molecular Formulae:
Baking Soda
Why is iron sulphide a compound ?
Differentiate between the following
Supernatant liquid and Fill rate
Why is filtration a better technique than sedimentation and decantation ?
State any one method – to separate the following mixtures – Two solid mixtures one of which – directly changes into vapour on heating.
How can husk or fine dust particles be separated from rice before cooking?
Malar’s mother was preparing to cook dinner. She accidentally mixed ground nuts with urad-dhal. Suggest a suitable method to separate the two substances so that Malar can have ground nuts to eat.
A mixture of powdered salt and sugar can be separated by the process of winnowing.
Separation of sugar from tea can be done with filtration.
State whether the following statement is true or false.
A mixture of iron filings and rice flour can be separated by magnet.
