51. The existence of two different coloured complexes of Co(NH3)4Cl2 is due to A. optical isomerism B. linkage isomerism C. geometrical isomerism D. coordination isomerism Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
52. The lanthanide complex (where, acac = acetylacetonate; phen 1, 10-phenanthroline) that do not have square anti prismatic structure is A. [Ce(NO3)6]2- B. [La(acac)3(H2O)2] C. [Ce(acac)4] D. [Eu(acac)3(phen)] Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
53. The complex with spin-only magnetic moment of ∼ 4.9 BM is A. [Fe(H2O)6]2+ B. [Fe(CN)6]3- C. [Fe(CN)6]4- D. [Fe(H2O)6]3+ Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
54. In the trigonal bipyramidal crystal field, the d orbital with the highest energy is A. dxy B. $$d_{{x^2} - {y^2}}^2$$ C. dyz D. $$d_z^2$$ Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
55. The product of the reaction between CH3Mn(CO)5 and 13CO is A. (C$${\text{H}}_3^{13}$$ CO)Mn(CO)5 B. (CH3CO)Mn(CO)4(13CO) C. (13CH3CO)Mn(CO)5 D. CH3Mn(CO)4 Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
56. The spectroscopic ground state symbol and the total number of electronic transitions of [Ti(H2O)6]2+ are A. 3T1g and 2 B. 3A2g and 3 C. 3T1g and 3 D. 3A2g and 2 Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
57. The metals involved in nitrogenase are A. Fe and Mg B. Mo and K C. Mo and Fe D. Fe and K Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
58. Ligand field stabilization energies are smaller for lanthanides compared to transition metals in the same oxidation state because A. size of lanthanide ions are larger B. f orbitals interact less effectively with ligands C. size of lanthanide ions are smaller D. lanthanides favour oxygen donor ligands Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
59. The crystal-field symbol for the ground state of [Mn(CN)6]4- is A. 2T2g B. 1A1g C. 5Eg D. 6A1g Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
60. The number of metal-metal bonds present in Ir4(CO)12 are A. 4 B. 5 C. 6 D. 8 Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
