Which of the following is a paramagnetic compound?
1.
2.
3.
4.
Which of the following is the correct order of dipole moment for the species given?
1.
2.
3.
4.
Match the oxide given in Column I with its property given in Column II:
Column I | Column II | ||
(i) | (a) | Neutral | |
(ii) | (b) | Basic | |
(iii) | (c) | Acidic | |
(iv) | (d) | Amphoteric |
Which of the following options is correct?
(i) | (ii) | (iii) | (iv) | |
1. | (b) | (a) | (d) | (c) |
2. | (c) | (b) | (a) | (d) |
3. | (a) | (d) | (b) | (c) |
4. | (b) | (d) | (a) | (c) |
A diatomic molecule, among the following species, that only has bonds according to the Molecular Orbital Theory (MOT) is:
1. | Be2 | 2. | O2 |
3. | N2 | 4. | C2 |
Which of the following is not isostructural with SiCl4?
1.
2.
3.
4.
The number of unpaired electrons in a paramagnetic diatomic molecule of an element with atomic number 16 is:
1. 2
2. 3
3. 4
4. 1
Which of the following is not a correct statement?
1. | The electron-deficient molecules can act as Lewis acids. |
2. | The canonical structures have no real existence. |
3. | Every AB5 molecule does in fact have a square pyramidal structure. |
4. | Multiple bonds are always shorter than corresponding single bonds. |
Which of the following is the most basic oxide?
1.
2.
3.
4.
Which of the following species has a linear shape?
1.
2.
3.
4.
In which of the following molecules are all the bonds not equal?
1. | ClF3 | 2. | BF3 |
3. | AlF3 | 4. | NF3 |