EASY
10th CBSE
IMPORTANT
Earn 100

Non-metals do not liberate H2 with acids. Give reason.

Important Questions on Metals and Nonmetals

EASY
10th CBSE
IMPORTANT
Why are metals reducing agents and while non-metals are oxidising agents?
HARD
10th CBSE
IMPORTANT
Give two differences each in chemical and physical properties of metals and non-metals.
HARD
10th CBSE
IMPORTANT
Give any three differences in the chemical properties of metals and non-metals. 
EASY
10th CBSE
IMPORTANT
Write the name of the force which is responsible for the formation of an electrovalent bond. (Van der Waals Dispersion / electrostatic)
EASY
10th CBSE
IMPORTANT
What type of chemical bond is formed by a complete transfer of electrons from the valence shell of one atom to the valence shell of another atom?
HARD
10th CBSE
IMPORTANT
Illustrate the formation of bond between sodium and chlorine.
MEDIUM
10th CBSE
IMPORTANT
How are the cations and anions arranged in an electrovalent compound like Na+Cl-.
MEDIUM
10th CBSE
IMPORTANT
The electronic configuration of an atom A is 2,8,2 and that of another B is 2,8,7. What is the formula of the compound formed by the combination of A and B.