MEDIUM
11th ICSE
IMPORTANT
Earn 100

Which of the two: ice or water has lower density?

Important Questions on Chemical Bonding and Molecular Structure

MEDIUM
11th ICSE
IMPORTANT

Give correct reason for the following:

BF3 has a zero dipole moment although the B-F bonds are polar.

MEDIUM
11th ICSE
IMPORTANT
All carbon to oxygen bonds in CO32- are equivalent. Justify your answer.
HARD
11th ICSE
IMPORTANT
Presence of lone pairs distorts the geometry of a molecule. Explain with example.