BF3 is a planar and an electron deficient compound. Hybridization and number of electrons around the central atom, respectively are:
1. | sp2 and 6 | 2. | sp2 and 8 |
3. | sp3 and 4 | 4. | sp3 and 6 |
Which of the compounds depicted below will exhibit a linear structure?
1. NO2
2. HOCl
3. O3
4. N2O
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) |
Molecule | Shape or geometry of the molecule | |
a. | PCl5 | Trigonal |
b. | SF6 | Octahedral |
c. | BeCl2 | Linear |
d. | NH3 | Trigonal pyramidal |
1. | b | 2. | c |
3. | d | 4. | a |
Which of the following species has a bond angle of \(120^\circ\)?
1. \(\mathrm{{SF}_6}\)
2. \(\mathrm{NCl_3}\)
3. \(\mathrm{BCl_3}\)
4. \(\mathrm{PH_3}\)
The hybridisations of atomic orbitals of nitrogen in NO+, NO–3 and NH3 respectively are:
1.
2.
3.
4.
Pair of ions among the following that are isoelectronic and isostructural:
1.
2.
3.
4.
The correct shape and hybridization for XeF4 are:
1. octahedral, sp3d2
2. trigonal bipyramidal, sp3d3
3. planar triangle, sp3d3
4. square planar, sp3d2
In which orbital is the pair of electrons located in the provided carbanion, CH3C≡C– ?
1. sp3
2. sp2
3. sp
4. 2p
1. | The H-O-H bond angle in H2O is larger than the H-C-H bond angle in CH4 |
2. | The H-C-H bond angle in CH4 is larger than the H-N-H bond angle in NH3 |
3. | The H-C-H bond angle in CH4, the H-N-H bond angle in NH3 and the H-0-H bond angle in H2O are all greater than 90o |
4. | The H-O-H bond angle in H2O is smaller than the H-N-H bond angle in NH3 |