1.
Covalent compounds have low boiling point due to
3.
Which compound shows space isomerism?
4.
Which has highest melting point among covalent solids?
5.
Bond length corresponds to
6.
Directionality leads to
7.
Bond energy decreases when
8.
Which has shortest bond length?
9.
Polar covalent bond is formed when
10.
Which has highest bond energy?
11.
According to VBT, covalent bond forms due to
12.
Multiple bonds shorten bond length because
13.
Greater the overlap, bond energy is
14.
Pi bond is weaker than sigma bond due to
15.
Which overlap gives strongest bond?
16.
Which has highest dipole moment?
17.
Covalent bond becomes non-polar when
18.
Maximum number of electrons shared between two atoms is
19.
Covalent compounds usually exist as
20.
“Like dissolves like” applies to
21.
Covalent compounds have low density because
22.
Covalent compounds are poor conductors because
23.
Sigma bond is formed by
25.
Covalent bonding occurs due to
28.
Which is NOT a covalent solid?
29.
Covalent bond is directional due to
30.
Glucose is solid but covalent because of
31.
Covalent compounds are soft because
32.
Which force causes repulsion at short distance?
33.
CO₂ is non-polar due to
34.
Boiling point order is highest for
35.
Which has strongest intermolecular force?
36.
Diamond does not conduct because
37.
Graphite conducts electricity because of
38.
Polar covalent compounds dissolve in
39.
Which theory explains covalent bond formation?
40.
H–H bond length is approximately
41.
Which shows strongest H-bonding?
42.
Covalent bond energy increases with
43.
Which is least polar?
44.
H-bonding occurs when H is bonded to
45.
Which bond is most stable?
