Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

MEDIUM

Earn 100

Explain the following with examples:

Colloid

Important Questions on Is Matter around Us Pure?

EASY

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Which one of the following is solution?

EASY

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Fog is a colloidal solution of

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Which one of the following will show Tyndall Effect.

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

A solution is prepared by dissolving

60 g

of sugar in

480 g

of water. Concentration in terms of mass by a mass percentage of the solution is:

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Milk is the example of the following type of colloid

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Solution is

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Which of the following statement is true about the solubility of a substance?

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Gas used for precipitation of pure common salt

(NaCl)

from saturated solution of common salt is

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

If

110 g

of salt is present

550 g

of the solution then the concentration of the solution will be:

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

What is the mass of oxygen required to react completely with

15 g

of

H_{2}

gas to form water:

EASY

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

_____ is not an example of Aerosol.

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Take 30g of common salt and dissolve it 70g of water, Find the concentration of the solution in terms of weight percent.

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Dispersed medium + Dispersion medium =

HARD

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

A mixture of sulphur and carbon disulphide is:

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

The particle size of solute in a true solution is of the order of -

HARD

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

The teacher instructed three students A, B and C to prepare

50 %

(mass/volume) solution of sodium hydroxide (

NaOH

). 'A' dissolved

50 g

of

NaOH

in

100 ml

of water, 'B' dissolved

50 g

of

NaOH

in

100 g

water and ‘C’ dissolved

50 g

NaOH

in water to make

100 ml

of solution. Which one of them has made the desired solution?

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Which of the following is/are examples of suspension?

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Which of the following statement is not true about true solution?

MEDIUM

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

When a beam of light is passed through a true solution it gets _____.

HARD

Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

The percentage of water of crystallisation in washing soda is

60.9 %

.