Fewpal
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Fill in the blanks 

(a) A colloid is a ——— mixture and its components can be separated by the technique known as ———. 

(b) Ice, water and water vapour look different and display different —— properties but they are ——— the same. 

(c) A mixture of chloroform and water taken in a separating funnel is mixed and left undisturbed for some time. The upper layer in the separating funnel will be of——— and the lower layer will be that of ———. 

(d) A mixture of two or more miscible liquids, for which the difference in the boiling points is less than 25 K can be separated by the process called———.

(e) When light is passed through water containing a few drops of milk, it shows a bluish tinge. This is due to the ——— of light by milk and the phenomenon is called ——— . This indicates that milk is a ——— solution.

1 Answer

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Best answer

(a) heterogenous, centrifugation 

(b) physical, chemically 

(c) water, chloroform (hint– density of water is less than that of chloroform) 

(d) fractional distillation 

(e) scattering, Tyndall effect, colloidal

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