1. Molecular weight / 3
2. Molecular weight / 6
3. Molecular weight / 1
4. Molecular weight / 2
Molecular weight / 6
1. Matter and radiation have a dual nature
2. In an atom no two electrons can have the same set of four quantum numbers
3. The position and velocity of an electron cannot be exactly measured at one and the same time
4. In orbitals of equilateral energy, electron spins remain unpaired until each orbital holds at least one electron
In orbitals of equilateral energy, electron spins remain unpaired until each orbital holds at least one electron
1. 24
2. 12
3. 64
4. 40
40
1. 2.5 μm
2. 1.5 μm
3. 3.0 μm
4. 2.0 μm
2.5 μm
1. 14
2. 6
3. 16
4. 8
8
1. F-H...F
2. F-H...O
3. S-H...F
4. O-H...S
F-H...F
1. - 0.6
2. - 1.2
3. + 0.6
4. + 1.2
+ 0.6
1. HF
2. HBr
3. CO2
4. H2O
CO<sub>2</sub>
1. C6H5 - NH2
2. C6H5 - NH - NH - C6H5
3. C6H5 - N = N - C6H5
4. C6H5 - NH - CO - C6H5
C<sub>6</sub>H<sub>5</sub> - NH - NH - C<sub>6</sub>H<sub>5</sub>
1. V B
2. IV B
3. VI B
4. III B
V B