Advertisements
Advertisements
Question
Suggest a suitable technique to separate the constituents of the following mixtures. Also give the reason for selecting the particular method.
Water and alcohol
Solution
Technique used to separate water and Alcohol is Fractional Distillation.
Because in this method, the vapours of water is left behind in the original vessel as the alcohol boils at lower temperature than water. Thus these two liquids can be separated.
APPEARS IN
RELATED QUESTIONS
Differentiate between the following
Supernatant liquid and Fill rate
What is centrifugation ? Also write the principle on which it works.
Suggest a suitable technique to separate the constituents of the following mixtures. Also give the reason for selecting the particular method.
Sodium chloride and potassium nitrate
Match the ideal method of separation of components in a mixture in List I with the appropriate process in List II.
| List I | List II |
| 1. Sand from a mixture of sand and water | A: Separating funnel |
| 2. kerosene from a mixture of kerosene water | B: Sublimation |
| 3. Alcohol from a mixture of methyl alcohol and water | C: Filtration |
| 4. Naphthalene from a mixture of naphthalene and lead chloride | D: Distillation |
| 5. Pure water from impure water | E: Fractional distillation |
State any one method – to separate the following mixtures – A liquid-gas mixture containing – a gas dissolved in a liquid component.
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].
Select the correct answer from the choice given below to complete the sentence :
The reactive element from the two monoatomic elements is _____________.
Paheli asked for a glass of water from Boojho. He gave her a glass of ice cold water. Paheli observed some water droplets on the outer surface of the glass and asked Boojho how these droplets of water were formed. Which of the following should be Boojho’s answer?
State whether the following statement is true or false.
A mixture of iron filings and rice flour can be separated by magnet.
You are provided with a mixture of salt, sand, oil and water. Write the steps involved for the separation of salt, sand and oil from the mixture by giving an activity along with the diagram.
