The electronic configurations of the elements A, B, and C are given below.
The stable form of A may be represented by the formula:
1. | A | 2. | A2 |
3. | A3 | 4. | A4 |
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. |
\(O_2^-\) |
3. |
2.5 |
D. |
O2 |
4. |
3.0 |
Choose the correct option:
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 |