Advertisements
Advertisements
Question
State two characteristics of matter demonstrated by Brownian motion.
Advertisements
Solution
The characteristics of matter demonstrated by Brownian motion are :
- The matter is made up of tiny particles.
- Particles move randomly and collide with one another.
APPEARS IN
RELATED QUESTIONS
What do you mean by the inter-molecular spaces? How do they vary in different states of matter?
Differentiate between an atom and a molecule.
What are the two conditions for the interconversion of states of matter ?
Fill in the blank
Any matter which has a definite _______ but no definite shape is called a _______
Classify the following into elements, compounds and mixtures:
- Sodium
- Soil
- Sugar solution
- Silver
- Calcium carbonate
- Tin
- Silicon
- Coal
- Air
- Soap
- Methane
- Carbon dioxide
- Blood
What is meant by saying that metals are lustrous ?
Classify the following into elements and compounds :
- H2O
- He
- Cl2
- CO
- Co
What are the two types of pure substances? Give one example of each type.
Which of the following does not have a fixed melting point/boiling point ?
You have been given a suspension and a solution. How could you tell the difference between them by their appearance ?
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 ?
Milk of Magnesia is :
The correct increasing order of the boiling points of liquid oxygen, liquid argon and liquid nitrogen present in liquid air is :
There are three liquids A, B and C, all having different densities and different boiling points. Liquids A and C are organic in nature whereas liquid B is considered to be inorganic. When liquids A and B are put together in a container, they form a single layer. On the other hand, when, liquids B and C are mixed, they form two separate layers :
(a) Which process will you use to separate a mixture of A and B ?
(b) Which method will you use to separate a mixture of B and C ?
(c) Name the liquids which would behave like (i) A (ii) B and (iii) C.
Explain the meaning of the term matter with special reference to the term ‘substance’.
Select the correct answer from A, B, C, D & E for the statement given below:
An atom or group of atoms _________ having a resultant charge.
Which among the following is not a matter?
Higher the temperature, the higher the kinetic energy of particles.
Define the term matter.
