Q. No.Consider the given List-I and List-II:
List-I
Molecule
List-II
Shape or geometry of the molecule
a.
PCl5
Trigonal planar
b.
SF6
Octahedral
c.
BeCl2
Linear
d.
NH3
Trigonal pyramidal
Identify the wrong match from the given pairs:
1.
b
2.
c
3.
d
4.
a
Molecule
Shape or geometry of the molecule
The potential energy (y) curve for H2 formation as a function of internuclear distance (x) of the H atoms is shown below.
The bond energy of H2 is:
| 1. | (b – a) | 2. | \(\dfrac{\left(\right. c - a \left.\right)}{2}\) |
| 3. | \(\dfrac{\left(\right. b - a \left.\right)}{2}\) | 4. | (c – a) |
Consider the given compound:
In the given options, the following for the above compound are, respectively:
(i) sp2 hybridised carbon atoms
(ii) bonds
| 1. | 7, 5 | 2. | 8, 6 |
| 3. | 7, 6 | 4. | 8, 5 |
Match the coordination number and type of hybridization with the distribution of hybrid orbitals in space based on Valence bond theory.
| Coordination number and type of hybridisation | Distribution of hybrid orbitals in space | ||
| (a) | 4, sp3 | (i) | Trigonal bipyramidal |
| (b) | 4, dsp2 | (ii) | Octahedral |
| (c) | 5, sp3d | (iii) | Tetrahedral |
| (d) | 6, d2sp3 | (iv) | Square planar |
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (iii) | (iv) | (i) |
| 2. | (iii) | (iv) | (i) | (ii) |
| 3. | (iv) | (i) | (ii) | (iii) |
| 4. | (iii) | (i) | (iv) | (ii) |
Match the compounds of Xe in Column I with the molecular structure in Column II.
| Column-I | Column-II | ||
| (a) | XeF2 | (i) | Square planar |
| (b) | XeF4 | (ii) | Linear |
| (c) | XeO3 | (iii) | Square pyramidal |
| (d) | XeOF4 | (iv) | Pyramidal |
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (i) | (iii) | (iv) |
| 2. | (ii) | (iv) | (iii) | (i) |
| 3. | (ii) | (iii) | (i) | (iv) |
| 4. | (ii) | (i) | (iv) | (iii) |
Which of the compounds given below will exhibit a linear structure?
| 1. | NO2 | 2. | HOCl |
| 3. | O3 | 4. | N2O |
Match the following:
| Oxide | Nature | ||
| (a) | CO | (i) | Basic |
| (b) | BaO | (ii) | Neutral |
| (c) | Al2O3 | (iii) | Acidic |
| (d) | Cl2O7 | (iv) | Amphoteric |
Which of the following is the correct option?
| a | b | c | d | |
| 1. | (ii) | (i) | (iv) | (iii) |
| 2. | (iii) | (iv) | (i) | (ii) |
| 3. | (iv) | (iii) | (ii) | (i) |
| 4. | (i) | (ii) | (iii) | (iv) |
Which of the following set of molecules will have zero dipole moment?
| 1. | Boron trifluoride, hydrogen fluoride, carbon dioxide, 1 3-dichlorobenzene |
| 2. | Nitrogen trifluoride, beryllium difluoride, water, 1 3 -dichlorobenzene |
| 3. | Boron trifluoride, beryllium difluoride, carbon dioxide, 1 4-dichlorobenzene |
| 4. | Ammonia, beryllium difluoride, water, 1, 4-dichlorobenzene |
The number of hydrogen bonded water molecules(s) associated with \(\mathrm{C u S O_{4} . 5 H_{2} O}\) is:
| 1. | 3 | 2. | 1 |
| 3. | 2 | 4. | 5 |
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