Q44.Given below are two statements : Statement I: [Mn(CN)6]3−, [Fe(CN)6]3− and [Co (C2O4)3]3− are d2 sp3 hybridised. Statement II : [MnCl6]3− and [FeF6]3− are paramagnetic and have 4 and 5 unpaired electrons, respectively. In the light of the above statements, choose the correct answer from the options given below: (1) Statement I is correct but statement II is false (2) Both statement I and statement II are false (3) Statement I is incorrect but statement II is true (4) Both statement I and statement II are are true
What This Question Tests
Tests the ability to determine hybridization and magnetic properties of coordination compounds based on ligand field strength and electronic configuration.
Concepts Tested
📚 NCERT Sections This Tests
5.19 — [Cr(Nh3)6] 3+ Is Paramagnetic While [Ni(Cn)4] 2– Is Diamagnetic. Explain Why?
Chemistry Class 11 · Chapter 5
5.19 [Cr(NH3)6] 3+ is paramagnetic while [Ni(CN)4] 2– is diamagnetic. Explain why? 5.20 A solution of [Ni(H2O)6] 2+ is green but a solution of [Ni(CN)4] 2– is colourless. Explain. 5.21 [Fe(CN)6] 4– and [Fe(H2O)6] 2+ are of different colours in dilute solutions. Why?
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–
5.23 — Give The Oxidation State, D Orbital Occupation And Coordination Number Of
Chemistry Class 11 · 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
📋 Question Details
- Chapter
- Coordination Compounds
- Topic
- Hybridization and Magnetic Properties in Coordination Compounds
- Year
- 2021
- Shift
- 27 Jul Shift 2
- Q Number
- Q44
- Type
- Assertion Reasoning
- NCERT Ref
- Class 12 Chemistry Ch 9: Coordination Compounds
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