English

Out of a Colloid, Solution and a Suspension : Which One Has the Smallest Particles ? - Science

Advertisements
Advertisements

Question

Out of a colloid, solution and a suspension :

which one has the smallest particles ?

One Line Answer
Short Note

Solution

Solution has the smallest particles.

shaalaa.com
  Is there an error in this question or solution?
Chapter 2: Is Matter Around Us Pure - Very Short Answers [Page 79]

APPEARS IN

Lakhmir Singh Chemistry [English] Class 9
Chapter 2 Is Matter Around Us Pure
Very Short Answers | Q 1.1 | Page 79

RELATED QUESTIONS

Solids have definite shape and definite volume. 


When a gas jar containing air is inverted over a gas jar containing bromine vapour, the red-brown bromine vapour diffuse into air. Explain how bromine vapour diffuse into air.


Honey is more viscous than water. Can you suggest why?


In a beam of sunlight entering a room, we can sometimes see dust particles moving in a haphazard way in the air. Why do these dust particles move?


Explain why, osmosis can be considered to be a special kind of diffusion. Classify the following into

(i) osmosis, and (ii) diffusion  :

  1. swelling up of a raisin on keeping in water
  2. spreading of virus on sneezing
  3. earthworm dying on coming in contact with common salt
  4. shrinking of grapes kept in thick sugar syrup
  5. preserving of pickles in salt
  6. spreading of smell of cake being baked in the kitchen
  7. aquatic animals using oxygen dissolved in water during respiration

Name the property which enables metals to be drawn into wires.


How much water should be added to 15 grams of salt to obtain 15 per cent salt solution ?


In what respects does a true solution differ from a colloidal solution ?


Explain what happens when a beam of light is passed through a colloidal solution.


Name the different types of solutions. Give one example of each.


Define solubility of a substance. How does it vary with temperature ?


How would you prepare a saturated solution of sodium chloride in water at 25°C ? What will happen if this  solution is cooled to 10°C ?


Which technique can be used to detect and identify traces of poison present in the stomach wash of a person ?


Fill in the following blanks with suitable words :

A mixture of kerosene and petrol can be separated by .....................


Describe the method of separating a mixture containing common salt, sand and ammonium chloride.


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 ?


Name one pair of liquids which can be separated by using a separating funnel.


Explain the meaning of the term matter with special reference to the term ‘substance’.


Justify your answer.

Figure 1 Figure 2 Figure 3

The arrangement of particles in three different phases of matter is shown above.

  1. Which state is represented by Fig. 1?
  2. In which state will the inter-particle attraction be maximum?
  3. Which one of them cannot be contained in an open vessel?
  4. Which one can take the shape of its container?

All the matter made of ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×