Tyndall Effect

Q.

The scattering of a beam of light by the colloidal particles is called ___ effect.

Q. Tyndall effect is observed in ________ .

1. Colloidal solution
2. Pure solvents
3. True solutions
4. Suspension

Q.

Is Air a Colloid or Suspension?

Q.

Suspensions always show Tyndall effect.

1. True

2. False

Q.

The particles in a fine suspension exhibit Brownian movement.

1. True
2. False

Q. Which of the following does not exhibit tyndall effect?

1. Vinegar
2. Mist
3. Milk
4. Jelly

Q. Which amongst the options given below, do not exhibit tyndall effect?

1. Sunlight passing through clouds
2. Light beam passing through a glass of milk
3. Light beam passing through a glass of saltwater
4. Sunlight coming through windows

Q.

1. Lemon sherbat has sweet sour and salty taste and it can be poured in glass. Give scientific reason

2. Constituent substanc of colloid cannot be separated by ordinary filtration

Q.

Which of the following will exhibit the Tyndall effect?

1. Salt solution

2. milk

3. Copper (II) sulphate solution

4. starch solution

Q. 49.The solute particles of Colloidal Solutions are very small but particles of colloidal solution scatter beam of light and makes visible path. How?

Q. Tyndall effect is not observed in _______.

1. milk
2. paint
3. sugar solution
4. colored gemstone

Q. The particles of a suspension may scatter a beam of light passing through it.

1. True
2. False

Q. Which of the following does not exhibit tyndall effect?

1. Vinegar
2. Mist
3. Milk
4. Jelly

Q.

The scattering of light by colloidal particles present in a colloidal solution is called _______ .

1. Brownian movement

2. Photolytic effect

3. Dispersion effect

4. Tyndall effect

Q.

How will you test a colloid?

Q.

On mixing chalk powder and water, a mixture is obtained. Give any four reasons to support the fact that mixture so obtained is a suspension

Q. Tyndall effect is not observed in _______.

1. milk
2. paint
3. sugar solution
4. colored gemstone