HARD
11th CBSE
IMPORTANT
Earn 100
Define Dipole moment. Draw dipole diagrams of.
Important Questions on Chemical Bonding and Molecular Structure
HARD
11th CBSE
IMPORTANT
Explain: Each carbon-oxygen bond in molecule is polar but the molecule itself is non-polar.
HARD
11th CBSE
IMPORTANT
Explain the term dipole moment. Name two molecules which have a dipole moment and two molecules which do not have dipole moment. What is the significance of dipole moment?
HARD
11th CBSE
IMPORTANT
Give reasons for the following:
In solution, reactions of covalent compounds are slow but those of ionic compounds are fast.
HARD
11th CBSE
IMPORTANT
Give reasons for the following:
Covalent compounds show isomerism but ionic compounds do not.
HARD
11th CBSE
IMPORTANT
What type of hybridization is associated with the central atom when the atoms attached to it form an equilateral triangle ?
HARD
11th CBSE
IMPORTANT
What type of hybridization is associated with the central atom when the atoms attached to it form a regular tetrahedron?
HARD
11th CBSE
IMPORTANT
Explain why carbon has a valency of four and not two and why are the four bonds in methane identical?
HARD
11th CBSE
IMPORTANT
Define Hybridization. Describe the formation of and hybrid orbitals of carbon atom. Give one example of molecule in each case involving these different types of hybridisation.
