Advertisements
Advertisements
Question
Which of the following do not exhibit Tyndall effect ?
Starch solution, Sugar solution, Ink, Salt solution, Copper sulphate solution, Ammonium chloride solution, Fog, Smoke, Car exhausts.
Advertisements
Solution
Sugar solution, salt solution, copper sulphate solution, and ammonium chloride solution do not show Tyndall effect because the particles in these solutions are too small to scatter light in different directions.
APPEARS IN
RELATED QUESTIONS
The smallest unit of matter that exists freely in nature is called ...........
Name the processes involved in two cases.
Define the following term of Atom .
Write true or false for each statement. Rewrite the false statement correctly.
Matter cannot exist in different states.
Which of the following materials fall in the category of a “pure substance”?
- Ice
- Milk
- Iron
- Hydrochloric Acid
- Calcium oxide
- Mercury
- Brick
- Wood
- Air
Explain why air is used to inflate tyres.
Define matter. Give four examples of matter.
What is Brownian motion? Draw a diagram to show the movement of a particle (like a pollen grain during Brownian motion.
Which of the following substances are elements ?
Water, Salt, Mercury, Iron, Marble, Diamond, Wood, Nitrogen, Air, Graphite, Hydrogen, Oxygen, Sugar, Chlorine
State whether colloidal solutions are homogeneous or heterogeneous.
A solution contains 5.6 mL of alcohol mixed with 75 mL of water. Calculate the concentration of this solution.
What happens when the temperature of a saturated sugar solution is increased ?
You have been given a suspension and a solution. How could you tell the difference between them by their appearance ?
Which of the following can be called a suspension ?
How is water purified on a large scale at water works ? Explain with the help of a labelled diagram. Name the substance which is added to kill germs in the drinking water supply ?
You are given a mixture of iodine in alcohol called tincture iodine. Which method will you use to recover both, iodine as well as alcohol, from this mixture ?
Give some examples of the Tyndall effect observed in your surroundings?
Solids possess very high kinetic energy.
Boiling refers to the process by which a substance changes from the liquid to the gaseous state at its ______ point.
Define the term matter.
