The number of antibonding electron pair(s) present in \(O_{2}^{2-}\)is:
1. | 4 | 2. | 3 |
3. | 2 | 4. | 1 |
In , formal charge on every oxygen atom and P-O bond order respectively are:
1. -0.75 and 1.25
2. -0.5 and 2
3. 1 and 1.5
4. -0.75 and 2
The dipole moment of compound AB is 10.92 D and that of compound CD is 12.45 D. If the bond length of AB is 2.72 A° and that of CD is 2.56 A°, then for these compounds the correct statement is:
1. More ionic nature in AB
2. More ionic nature in CD
3. Equal in both
4. Cannot be predicted
Among the following, the compound that is electron deficient is:
1. BaCl2
2. BCl3
3. CCl4
4. PCl5
The compound that forms linear polymer due to H-bond is:
1. | H2O | 2. | NH3 |
3. | HBr | 4. | HCl |
The correct order of dissociation energy of N2 and N2+ is:
1. | N2 > N2+ | 2. | N2 = N2+ |
3. | N2+> N2 | 4. | None of the above |
Among the options given below, identify the Isoelectronic species:
1. CO, CN–, NO+, C22–
2. CO–, CN, NO, C2–
3. CO+, CN+, NO–, C2
4. CO, CN, NO, C2
A species that does not exhibit paramagnetism is:
1. N2+
2. O2–
3. CO
4. NO