Q47.The number of unpaired d-electrons in [Co(H2O)6]3+ is (1) 2 (2) 1 (3) 0 (4) 4
What This Question Tests
This question assesses the ability to determine the oxidation state of the central metal ion, its electronic configuration, and then apply Crystal Field Theory to determine the number of unpaired d-electrons in a complex with a weak field ligand like H2O.
Concepts Tested
๐ NCERT Sections This Tests
5.23 โ Give The Oxidation State, D Orbital Occupation And Coordination Number Of
Chemistry Class 11 ยท Chapter 5
5.23 Give the oxidation state, d orbital occupation and coordination number of the central metal ion in the following complexes: (i) K3[Co(C2O4)3] (iii) (NH4)2[CoF4] (ii) cis-[CrCl2(en)2]Cl (iv) [Mn(H2O)6]SO4
5.25 โ Explain The Violet Colour Of The Complex [Ti(H2O)6] 3+ On The Basis Of Crystal
Chemistry Class 11 ยท Chapter 5
5.25 Explain the violet colour of the complex [Ti(H2O)6] 3+ on the basis of crystal field theory.
5.15 โ Discuss The Nature Of Bonding In The Following Coordination Entities On The
Chemistry Class 11 ยท 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] 4โ (ii) [FeF6] 3โ (iii) [Co(C2O4)3]3โ (iv) [CoF6] 3โ
๐ Question Details
- Chapter
- Coordination Compounds
- Topic
- Crystal Field Theory (CFT) and Magnetic Properties
- Year
- 2024
- Shift
- 04 Apr Shift 2
- Q Number
- Q47
- Type
- MCQ
- NCERT Ref
- Class 12 Chemistry Ch 9: Coordination Compounds
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