1.
Which has highest melting point among covalent solids?
2.
Bond length corresponds to
4.
Which theory explains covalent bond formation?
5.
Polar covalent compounds dissolve in
6.
Which compound shows space isomerism?
8.
Bond energy decreases when
9.
Which has strongest intermolecular force?
10.
Covalent compounds are soft because
11.
Covalent compounds have low boiling point due to
12.
Multiple bonds shorten bond length because
13.
Covalent bond becomes non-polar when
14.
Sigma bond is formed by
15.
Graphite conducts electricity because of
16.
Which overlap gives strongest bond?
17.
Which is least polar?
18.
Covalent bond is directional due to
19.
Which shows strongest H-bonding?
20.
Directionality leads to
21.
“Like dissolves like” applies to
22.
Covalent bond energy increases with
23.
Which is NOT a covalent solid?
24.
Polar covalent bond is formed when
25.
Which bond is most stable?
26.
Which has highest bond energy?
27.
Boiling point order is highest for
28.
Covalent compounds are poor conductors because
29.
Which has shortest bond length?
30.
Diamond does not conduct because
31.
Glucose is solid but covalent because of
33.
Which has highest dipole moment?
34.
Pi bond is weaker than sigma bond due to
35.
Covalent bonding occurs due to
36.
Covalent compounds have low density because
37.
H-bonding occurs when H is bonded to
38.
Which force causes repulsion at short distance?
39.
Greater the overlap, bond energy is
41.
Maximum number of electrons shared between two atoms is
42.
CO₂ is non-polar due to
43.
H–H bond length is approximately
44.
According to VBT, covalent bond forms due to
45.
Covalent compounds usually exist as
