Methods of Separation

IMPORTANT

Methods of Separation: Overview

This topic covers concepts, such as, Applications of Decantation, Methods of Separation, Using Multiple Methods of Separation & Evaporation as a Method of Separation etc.

Important Questions on Methods of Separation

MEDIUM
IMPORTANT

How can we separate grains and iron?

EASY
IMPORTANT

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Is the filtered water suitable for drinking? Explain your answer.

EASY
IMPORTANT

The table shows the processes required to separate different mixtures in four separate jars.

Jar Jar 1 Jar 2 Jar 3  Jar 4
Process Distillation Filtration Evaporation Sublimation

What process does not involve heating?

EASY
IMPORTANT

Take some muddy water in a beaker. Filter it in three different ways as shown below. Which do you think is the most effective method? Why? 

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EASY
IMPORTANT

Draw and label the process to remove the insoluble impurities from water.

MEDIUM
IMPORTANT

Name the method of separating the components of the following mixture: Sand and water

(Decantation / Distillation / Filtration)

EASY
IMPORTANT

Give an example of the following from our daily life.
Filtration in the kitchen.

EASY
IMPORTANT

Unscramble the following word to make meaningful word:
ESIERDU 

EASY
IMPORTANT

Unscramble the following word to make meaningful word:
AIFLTRET

EASY
IMPORTANT

Unscramble the following word to make meaningful word:

ESUSPEDND ________

EASY
IMPORTANT

Which method of separation can be used for removing green chilly pieces from salted poha?

EASY
IMPORTANT

Write a short note on the following.

Winnowing

HARD
IMPORTANT

Write a short note on filtration.

MEDIUM
IMPORTANT

Fill in the blank with an appropriate word:

_____ (Algae/Alarm/Alum) speeds up the rate of sedimentation.

MEDIUM
IMPORTANT

Soluble impurities can be separated by evaporation and distillation.

MEDIUM
IMPORTANT

Can you name a food item that we do not get either from plants or animals?

(Hint: Unscramble the word ''LAST'' to get the right answer.)

EASY
IMPORTANT

Name the following:

The process in which the solution containing undissolved particles is made to pass through a filter paper. 

HARD
IMPORTANT

Some small pieces of wood charcoal have been found in sugar syrup. How will you separate them?

HARD
IMPORTANT

If the component in a mixture shows the property given below, then which separation method should be adopted—

One is soluble and another is insoluble in water.

HARD
IMPORTANT

If the component in a mixture shows the property given below, then which separation method should be adopted—

Different in the colour and shape from other components.