The electronic configurations of the elements A, B, and C are given below.
The stable form of C may be represented by the formula :
1. | C | 2. | C2 |
3. | C3 | 4. | C4 |
The electronic configurations of three elements, A, B, and C are given below.
A 1s2 2s2 2p6
B 1s2 2s2 2p6 3s2 3p3
C 1s2 2s2 2p6 3s2 3p5
The molecular formula of the compound formed from B and C will be
1.
2.
3.
4.
The electronic configurations of the elements A, B, and C are given below.
The bond between B and C will be :
1. | Ionic. | 2. | Covalent. |
3. | Hydrogen. | 4. | Coordinate. |
Among the following, the correct order of energies of molecular orbitals of N2 is-
1.
2.
3.
4.
From the perspective of molecular orbital theory, which statement is false?
1. is not a stable molecule.
2. is not stable but is expected to exist.
3. Bond strength of is maximum amongst the homonuclear diatomic molecules belonging to the second period.
4. The order of energies of molecular orbitals in molecule is:
What is the correct sequence of bond order for the specified species?
1. | \(\mathrm{O}^-_2>\mathrm{O}_2>\mathrm{O}^+_2\) | 2. | \(\mathrm{O}^-_2<\mathrm{O}_2<\mathrm{O}^+_2\) |
3. | \(\mathrm{O}^-_2>\mathrm{O}_2<\mathrm{O}^+_2\) | 4. | \(\mathrm{O}^-_2<\mathrm{O}_2>\mathrm{O}^+_2\) |
Match the species in Column I with the type of hybrid orbitals in Column II.
Column I |
Column II |
A. SF4 |
1. sp3d2 |
B. IF5 |
2. d2sp3 |
C. NO2+ |
3. sp3d |
D. NH4+ |
4. sp3 |
5. sp |
Codes
Options: | A | B | C | D |
1. | 3 | 1 | 5 | 4 |
2. | 1 | 2 | 3 | 5 |
3. | 5 | 4 | 3 | 2 |
4. | 4 | 5 | 3 | 2 |
Match the species in Column I with the shape in Column II.
Column I |
Column II |
A. H3O+ |
1. Linear |
B. HCCH |
2. Angular |
C. ClO2- |
3. Tetrahedral |
D. NH4+ |
4. Trigonal bipyramidal |
5. Pyramidal |
Codes
Options: | A | B | C | D |
1. | 5 | 1 | 2 | 3 |
2. | 1 | 2 | 3 | 5 |
3. | 5 | 4 | 3 | 2 |
4. | 4 | 5 | 3 | 2 |
Match the species in Column I with the bond order in Column II.
Column I |
Column II |
A. NO |
1. 1.5 |
B. CO |
2. 2.0 |
C. O2- |
3. 2.5 |
D. O2 |
4. 3.0 |
Codes
Options: | A | B | C | D |
1. | 3 | 4 | 1 | 2 |
2. | 1 | 2 | 3 | 5 |
3. | 5 | 4 | 3 | 2 |
4. | 4 | 5 | 3 | 2 |
Match the items given in Column I with examples given in Column II.
Column I |
Column II |
A. Hydrogen bond |
1. C |
B. Resonance |
2. LiF |
C. Ionic solid |
3. H2 |
D. Covalent solid |
4. HF |
5. O3 |
Codes
Options: | A | B | C | D |
1. | 2 | 3 | 4 | 1 |
2. | 1 | 2 | 3 | 5 |
3. | 5 | 4 | 3 | 2 |
4. | 4 | 5 | 2 | 1 |