1 |
The paramagnetic behaviour of oxygen is well explaned on the basis of. |
M.O Theory
N.B Theory
VSEPR Theory
CF theory
|
2 |
The bond order of N2 molecule is. |
1
2
3
4
|
3 |
Which of the following has linear structure. |
CO2
NH3
CH4
H2O
|
4 |
Carbon atom in methane in hybridized. |
sp3
Sp2
Sp
dsp3
|
5 |
The bond angle in NH3 molecule is |
109.5<sup>o</sup>
107.5<sup>o</sup>
104.5<sup>o</sup>
106<sup>o</sup>
|
6 |
The structure of water molecule is. |
angular
Linear
Trigonal
Trigonal pyramidal
|
7 |
The molecular shape of SO3 is. |
Triangular planar
Tetrahedral
Pyramidal
Linear
|
8 |
The shape of Sncl2 molecule is. |
Linear
Angular
Trigonal planar
Tetrahedral
|
9 |
Which of the following has bond angle of 120 o |
BeCl2
BF3
CH4
NH3
|
10 |
Which of the following has coordinate covalent bond. |
NH4
NaCl
HCl
AlCl3
|
11 |
In methanol, bond between carbon and oxygen. |
Ionic
Non polar
Polar
Co - ordinate
|
12 |
The tendency of an tom to attract shared pair of electron towards itself is called its. |
Ionization energy
Electronegativity
Electron affinity
dipole moment
|
13 |
Which element has highest ionization potential. |
Li
B
Be
C
|
14 |
Which of the following molecule obey octet rule. |
BF3
BCl3
NH2
SF6
|
15 |
Which compound does not obey the octet rule. |
NH3
BCl3
H2O
CH4
|
16 |
When 5d orbital is completed them entering electron goes into. |
6s
6p
6d
6f
|
17 |
n+1 value of 6d orbital is. |
08
09
10
18
|