MEDIUM
8th ICSE
IMPORTANT
Earn 100

Give a reason for the following with a relevant example.
Solids have high density while gases have minimum density.
 

Important Questions on Matter

MEDIUM
8th ICSE
IMPORTANT
Its All About Science - Chemistry>Chapter 1 - Matter>Exercise>Q D
Give a reason for the following with a relevant example.
Matter cannot be destroyed during a chemical reaction.
 
MEDIUM
8th ICSE
IMPORTANT
Its All About Science - Chemistry>Chapter 1 - Matter>Exercise>Q D
Give a reason for the following with a relevant example.
Masses of reactants in a chemical reaction are not changed.
MEDIUM
8th ICSE
IMPORTANT
Its All About Science - Chemistry>Chapter 1 - Matter>Exercise>Q E
Explain the meaning of term matter'. Show the arrangement of molecules in three states of matter.
MEDIUM
8th ICSE
IMPORTANT
Its All About Science - Chemistry>Chapter 1 - Matter>Exercise>Q E
Name the three states of matter. How can we classify matter?
MEDIUM
8th ICSE
IMPORTANT
Its All About Science - Chemistry>Chapter 1 - Matter>Exercise>Q E
What is the kinetic theory of matter? State the basic postulates of the kinetic theory of matter.
MEDIUM
8th ICSE
IMPORTANT
Its All About Science - Chemistry>Chapter 1 - Matter>Exercise>Q E

With reference to the kinetic theory of matter explain in brief the following:
Melting of a piece of ice.

MEDIUM
8th ICSE
IMPORTANT
Its All About Science - Chemistry>Chapter 1 - Matter>Exercise>Q E
With reference to the kinetic theory of matter explain in brief the following:
Vaporisation of water to steam
 
MEDIUM
8th ICSE
IMPORTANT
Its All About Science - Chemistry>Chapter 1 - Matter>Exercise>Q E
State and explain the law of conservation of mass by giving a suitable example.