A bent T-shape molecule among the following is:
1. \(\mathrm{ICl}^-_4\)
2. \(\mathrm{PCl}_3\)
3. \(\mathrm{BrF}_3\)
4. \(\mathrm{I}^-_3\)
The geometry and the dipole moment of is:
1. | Angular (distorted tetrahedral) and non-zero. | 2. | Angular and zero. |
3. | Linear and zero. | 4. | Linear and non-zero. |
Which of the following species deviates from the octet rule?
1.
2.
3.
4.
Which of the following atomic orbitals would have the greatest overlap to form the strongest covalent bond?
1. | 2s-2s (σ) | 2. | 2s-2p (σ) |
3. | 2p-2p (π) | 4. | 2p-2p (σ) |
The 'S' atom among the following that does not have \(\mathrm{sp}^3\) hybridization is
1. | \(\mathrm{SO}^{2-}_4\) | 2. | \(\mathrm{SF}_4\) |
3. | \(\mathrm{SF}_2\) | 4. | \(\mathrm{S}_8\) |
Which of the following pairs of species have similar shapes?
1. | PCl3, NH3 | 2. | CF4, SF4 |
3. | PbCl2, CO2 | 4. | PF5 , IF5 |
A pair in which both species are not likely to exist is:
1. | \(H^+_2,He^{2-}_2\) | 2. | \(H^-_2,He^{2+}_2\) |
3. | \(H^{2+}_2,He_2\) | 4. | \(H^+_2,He^{2+}_2\) |
A molecule that has an unequal bond length is :
1. | ClF3 | 2. | BF3 |
3. | AlF3 | 4. | NF3 |
Amongst the one with the highest boiling point is:
1. H2O because of H-bonding.
2. H2Te because of higher molecular weight.
3. H2S because of H-bonding.
4. H2Se because of lower molecular weight.