Process of converting precipitate into colloidal solution

Process of converting a colloidal solution into precipitate

Process of converting soluble particles to form colloidal solution

Process of bringing colloidal molecule into solution

Match the following: (i) Foam (a) smoke (ii) Gel (b) cell fluid (iii) Aerosol (c) jellies (iv) Emulsion (d) rubber (e) froth (f) milk

(i) – (e), (ii) – (c), (iii) – (a), (iv) – (f)

(i) – (b), (ii) – (c), (iii) – (e), (iv) – (d)

(i) – (d), (ii) – (b), (iii) – (a), (iv) – (e)

(i) – (d), (ii) – (b), (iii) – (e), (iv) – (f)

EASY

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The size of colloidal particle ranges from $10^{- 7} m$ to $10^{- 9} m .$

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Important Questions on Adsorption and Colloids

HARD

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

The correct statement(s) about surface properties is(are)

EASY

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

When a sulphur sol is evaporated sulphur is obtained. On mixing with water sulphur sol is not formed. The sol is

EASY

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

The most appropriate method of making egg-albumin sol is:

MEDIUM

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

As per Hardy-Schulze formulation, the flocculation values of the following for ferric hydroxide sol are in the order:

EASY

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

On which of the following properties, does the coagulating power of an ion depend?

MEDIUM

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

The correct option among the following is.

MEDIUM

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

Among the following, the correct statement is:

MEDIUM

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

Which of the following is used for the preparation of colloids ?

MEDIUM

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

Which of the following statements about colloids is false?

EASY

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

For coagulation of arsenious sulphide sol, which of the following salt solutions will be most effective?

EASY

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

Colloidal solution commonly used in treatment of skin diseases is:

EASY

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

_____ is not an example of Aerosol.

MEDIUM

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

In the coagulation of a positive sol, the flocculating power of the ions

{PO}_{4}^{3 -}, {SO}_{4}^{2 -}

and

{Cl}^{-}

decreases in the order

EASY

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

Peptization is a:

EASY

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

Match the following:

(i) Foam	(a) smoke
(ii) Gel	(b) cell fluid
(iii) Aerosol	(c) jellies
(iv) Emulsion	(d) rubber
	(e) froth
	(f) milk

EASY

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

In which of the sols, the colloidal particles are with negative charge?

EASY

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

A sample of red ink (a colloidal suspension) is prepared by mixing eosine dye, egg white,

HCHO

and water. The component which ensures stability of the ink sample is :

MEDIUM

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

The coagulating power of electrolytes having ions

{Na}^{+}

{Al}^{3 +}

and

{Ba}^{2 +}

for arsenic sulphide sol increases in the order,

MEDIUM

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

Which one of the following will show Tyndall Effect.

HARD

Chemistry>Physical Chemistry>Adsorption and Colloids>Colloids

A mixture of sulphur and carbon disulphide is:

The size of colloidal particle ranges from 10-7m to 10-9m.

Important Questions on Adsorption and Colloids

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The size of colloidal particle ranges from $10^{- 7} m$ to $10^{- 9} m .$