Which structure is linear?
SO2
CO2
CO2-3
SO2-4
In which of the following molecules, the central atom said to adopt sp2-hybridisation?
BeF2
BF3
C2H2
NH3
Which one shows maximum hydrogen bonding?
H2O
H2Se
H2S
HF
The molecule which does not exhibit dipole moment is
CHCI3
CCI4
Among the following which compound will show the highest lattice energy?
KF
NaF
CsF
RbF
The weaker among the following types of bond is
ionic
covalent
metallic
H-bond
Which of the following does not have a tetrahedral structure?
BH-4
BH3
NH+4
The correct order of the O-O bond length in O2, H2O2 and O3 is
O2 > O3 > H2O2
O3 > H2O2 > O2
O2 > H2O2 > O3
H2O2 > O3 > O2
Among the following orbital bonds, the angle is minimum between
sp3 bonds
Px and Py orbitals
H - O - H in water
sp bonds
Which of the following statement is not correct?
Double bond is shorter than a single bond
Sigma bond is weaker than a π (pi) bond
Double bond is stronger than a sing bond
Covalent bond is stronger than hydrogen bond
