Organometallic Compounds
241 questions in this chapter, page 4 of 5.
Study loop for Organometallic Compounds
1. Practise the PYQsPrevious-year questions, with answers
Organometallic Compounds – General
ABC26IN1395 · Amongst the following which is not isolobal pairs · JUNE 2014
ABC26IN1398 · The product of the reaction of propene, CO and H2 in the presence of Co2(CO)8 as a catalyst is · DEC 2014
ABC26IN1404 · 1H NMR spectrum of free benzene shows a peak at -7.2 ppm. The expected chemical shift (in ppm) of C6H6 ligand in 1H NMR spectrum of [ (eta… · DEC 2014
ABC26IN1409 · The role of copper salt as co-catalyst in Wacker process is · JUNE 2015
ABC26IN0250 · The reaction [Co(CN)5 H2 O]2-+X- → [Co(CN)5 X]2-+H2 O follows a/an · 2015
ABC26IN1416 · The following statements are given regarding the agostic interaction C-H----Ir observed in [Ir (Ph3 P)3 Cl]. (A) Upfield shift of C-H… · JUNE 2015
ABC26IN0253 · Match column A (coupling reactions) with column B (reagents) The correct match is: · 2015
ABC26IN1417 · Match column A (coupling reactions) with column B (reagents) The correct match is: · JUNE 2015
ABC26IN1423 · The W-W bond order in [W (eta 5-C5 H5)(mu -Cl)(CO)2]2 is · DEC 2015
ABC26IN1424 · For the reaction of [Fe (eta 5-C5 H5) (CH3)(CO)2] with PMe3, the main intermediate is · DEC 2015
ABC26IN0255 · [(eta 3-C3H5)Mn(CO)4] shows fluxional behavior. The 'H NMR spectrum of this compound when it is in the non-fluxional state shows- · 2015
ABC26IN1427 · For uranocene, the correct statement(s) is/are · DEC 2015
ABC26IN1430 · The intermediate and the final major product of photolysis of Z (Z) From the following are (A) (B) (C) (D) · DEC 2015
ABC26IN0258 · The approximate positions of nu co bands (cm-1) in the solid-state infrared spectrum and the Fe-Fe bond order in [Fe(eta 5-C5H5)(mu… · 2015
ABC26IN1435 · CpM [Cp. is. (eta 5-C5 H5)] fragment isolobal with a BH fragment is · DEC 2015
ABC26IN1437 · Choose the correct option for carbonyl fluoride with respect to bond angle and bond length · DEC 2015
ABC26IN1439 · The 1H NMR spectrum of [Ru (eta 4-C8 H8)(CO)3] at 23°C consists of a sharp single line. The number of signals observed at low temperature… · DEC 2015
ABC26IN1448 · Consider the following statements, I and II: I : [Rh(CO)2 I2]- catalytically converts CH3 I and CO to CH3 COI II : [Rh(CO)2 I2]- is… · DEC 2016
ABC26IN1450 · According to isolobal analogy, the right set of fragments that might replace Co(CO)3 in [Co4(CO)12] is · DEC 2016
ABC26IN1452 · The correct geometry of [Rh6 C(CO)15]2- is · DEC 2016
ABC26IN0262 · Product A in the following reaction is CD3H + A · 2016
ABC26IN0266 · In trigonal prismatic ligand field, the most stabilized d orbital is · 2017
ABC26IN1462 · In trigonal prismatic ligand field, the most stabilized d orbital is · DEC 2017
ABC26IN1466 · The correct of C-O bond length is · JUNE 2018
ABC26IN0269 · For the following reaction + 13CO → The structure of the intermediate is · 2018 self-practice
ABC26IN1468 · The correct increasing order of C-C bond length in the following molecules (A-D) [PtCl3 (C2 H4)]-(A), [Pt (PPh3)2 (C2 H4)](B), [Pt (PPh3)2… · JUNE 2018
ABC26IN1470 · Identify the pair of molecules which are isoelecronic as well as isostructural from the following [Pd (PPh3)4](A), [V(CO)6](B)… · JUNE 2018
ABC26IN1473 · The structures of [Re2 Cl8]2-(A) and [Os2 Cl8]2-(B) are made up of two MCl4 units. For these structure which statement is correct? · JUNE 2018
ABC26IN0273 · The correct order of acceptor ability of the phosphorus ligands is · 2018
ABC26IN1475 · The correct order of acceptor ability of the phosphorus ligands is · DEC 2018
ABC26IN1478 · Match the following complexes with their vCO stretching frequency The correct match is · DEC 2018
ABC26IN1479 · The VCN in [Fe(CN)6]3-(A) and [Fe(CN)6]4-(B) and VCO in [Cr(CO)3 (NH3)3](C) and [Cr(CO)6](D) are compared below. The pair with correct… · DEC 2018
ABC26IN0276 · The hydrocarbon having an analogous structure to that of P4O6 is · 2018
ABC26IN1482 · The hydrocarbon having an analogous structure to that of P4 O6 is · DEC 2018
ABC26IN1484 · For the reaction of trans- [IrX(CO)(PPh3)2] (X=F, Cl, Br, I) with O2, correct order of variation of rate with X is · JUNE 2019
ABC26IN0278 · The organic species isolobal to [Fe(CO)2(PPh3)]^- is · 2018
ABC26IN1485 · The organic species isolobal to [Fe(CO)2 (PPh3)]-is · JUNE 2019
ABC26IN1487 · A plausible structure of the intermediate involved in the following reaction [Fe(eta 5-C5H5)(CH3)(CO)2] + PPh3 → [Fe(eta… · JUNE 2019
ABC26IN0280 · The expected number of co bands in the IR spectra of fac-[Mo(PPh3)2(CO)3] and trans-[Mo(PPh3)2(CO)4] are, respectively · 2019 self-practice
ABC26IN1490 · The expected number of co bands in the IR spectra of fac- [Mo (PPh3)2(CO)3] and trans- [Mo(PPh3)2(CO)4] are, respectively · DEC 2019
ABC26IN1491 · The most stable vanadium species in aqueous medium is · DEC 2019
ABC26IN0285 · The order of rate of substitution of chloride by pyridine (in ethanol) in the following complexes is I II III · 2020
ABC26IN1496 · The order of rate of substitution of chloride by pyridine (in ethanol) in the following complexes is · DEC 2019
ABC26IN0286 · Among the following complexes, the one showing the highest rate of substitution of a CO ligand on heating with one equivalent of PPh3 in… · 2020
ABC26IN1497 · Among the following complexes, the one showing the highest rate of substitution of a CO ligand on heating with one equivalent of PPh3 in… · DEC 2019
ABC26IN1502 · The number of peaks with relative intensities observed in the 1 H NMR spectra of [(Cp)2 Fe(CO)2] at +30 °C and - 80 °C in diethyl ether… · DEC 2019
ABC26IN1508 · The major product formed in the following reaction + PhMgBr [Pd(PPh3)4] · JUNE 2021