Advertisements
Advertisements
प्रश्न
Choose one term from the following which includes the other three :
aerosol, emulsion, colloid, sol
Advertisements
उत्तर
Colloid includes the other three. Aerosol, sol and emulsions are different types of colloids.
APPEARS IN
संबंधित प्रश्न
Gases have definite volume but no definite shape.
Differentiate between an atom and a molecule.
What are the conditions for 'something' to be called 'matter'?
When a crystal of potassium permanganate is placed at the bottom of water in a beaker, the water in the whole beaker turns purple on its own, even without stirring. This is an example of :
Name one solid, one liquid and one gaseous non-metal.
What is meant by saying that non-metals are brittle ?
What elements do the following compounds contain ?
Sugar, Common salt
What are pure substances ? Give two examples of pure substances.
State any two properties for believing that aluminium is a metal.
What is the most common way of expressing the concentration of a solution ?
Fill in the following blank :
A colloid is a ..............mixture and its components can be separated by the technique known as ...............
You have been given a suspension and a solution. How could you tell the difference between them by their appearance ?
One of the following does not show Tyndall effect. This one is :
Name the process you would use to separate a mixture of water and alcohol.
Which method is better for recovering sugar from sugar solution : evaporation or crystallisation ? Give reason
for your answer.
With the help of a labelled diagram, describe the method of separating ammonium chloride from a mixture of ammonium chloride and common salt. Mention the difference in the properties of ammonium chloride and sodium chloride which has made this separation possible.
What is fractional distillation ? What is the use of fractionating column in fractional distillation ?
State whether true or false. If false, correct the statement.
Oil and water are immiscible with each other.
______ is a smallest particle.
______ is used for industrial refrigeration and transporting frozen food.
