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

EASY
IMPORTANT

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

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Unscramble the following word to make meaningful word:
ESIERDU 

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Unscramble the following word to make meaningful word:
AIFLTRET

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Unscramble the following word to make meaningful word:

ESUSPEDND ________

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Observe the given image carefully and answer the following question.

Name the method of separation shown in the image.

Question Image

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

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State whether the following statement is true or false.

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This method of separating a mixture of sand and water does not involve any chemical reaction, nor do they require energy input.

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Which of the following solutions will leave a residue on the paper when they are filtered?

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Write a short note on the following.

Winnowing

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Write a short note on filtration.

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Fill in the blank with an appropriate word:

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

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Soluble impurities can be separated by evaporation and distillation.

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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.)

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Name the following:

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

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

HARD
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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.

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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.

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

Heavier than other components.

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The salt is obtained by the evaporation of sea water. 

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The particles of rice are separated by the sieve of the fine holes.