Q52.According to molecular orbital theory, the number of unpaired electron(s) in O22 - is _________ .
What This Question Tests
This question tests the ability to apply Molecular Orbital Theory to determine the electronic configuration of a diatomic ion (O2^2-) and identify the number of unpaired electrons.
Concepts Tested
📚 NCERT Sections This Tests
5.16 — Draw Figure To Show The Splitting Of D Orbitals In An Octahedral Crystal Field.
Chemistry Class 11 · Chapter 5
5.16 Draw figure to show the splitting of d orbitals in an octahedral crystal field.
5.18 — What Is Crystal Field Splitting Energy? How Does The Magnitude Of Do Decide
Chemistry Class 11 · Chapter 5
5.18 What is crystal field splitting energy? How does the magnitude of Do decide the actual configuration of d orbitals in a coordination entity?
5.15 — Discuss The Nature Of Bonding In The Following Coordination Entities On The
Chemistry Class 11 · Chapter 5
5.15 Discuss the nature of bonding in the following coordination entities on the basis of valence bond theory: (i) [Fe(CN)6] 4– (ii) [FeF6] 3– (iii) [Co(C2O4)3]3– (iv) [CoF6] 3–
📋 Question Details
- Chapter
- Chemical Bonding
- Topic
- Molecular Orbital Theory
- Year
- 2021
- Shift
- 31 Aug Shift 2
- Q Number
- Q52
- Type
- Numerical
- NCERT Ref
- Class 11 Chemistry Ch 4: Chemical Bonding and Molecular Structure
More from this Chapter
Q83.Which of the following are arranged in an increasing order of their bond strengths ? (1) O−2 < O2 < O+2 < O2−2 (2) O2−2 < O−2 < O2 < O+2 (3) O−2 < O2−2 < O2 < O+2 (4) O+2 < O2 < O−2 < O2−2
Q84.Which of the following statements is true ? (1) HF is less polar than HBr (2) absolutely pure water does not contain any ions (3) chemical bond formation take place when forces (4) in covalency transference of electron takes place of attraction overcome the forces of repulsion
Q85.For an ideal gas, number of moles per litre in terms of its pressure P, gas contant R and temperature T is (1) PT/R (2) PRT (3) P/RT (4) RT/P
Q88.Which one of the following pairs of molecules will have permanent dipole moments for both members? (1) NO2 and CO2 (2) NO2 and O3 (3) SiF4 and CO2 (4) SiF4 and NO2