ABC26IN1040 · [CoL6 ]3+ is red in colour whereas [CoL6 ]3+ is green. L. and L respectively corresponds to, · JUNE 2014
ABC26IN1045 · A 1: 2 mixture of Me2 NCH2 CH2 CH2 PPh2 and KSCN with K2 [PdCl4 ] gives a square planar complex A. Identify the correct pairs of donor… · JUNE 2014
ABC26IN1046 · Identify the correct statement about [Ni (H2 O )6 ]2+ and [Cu (H2 O )6 ]2+ · JUNE 2014
ABC26IN1048 · The S and L values for 15N atom respectively, are · DEC 2014
ABC26IN0104 · The number of stereoisomers of trans- [CoCl2( . triethylenetetraamine .) ] Br is · 2014
ABC26IN1050 · The number of stereoisomers of trans- [CoCl2(triethylenetetraamine) ]Br is · DEC 2014
ABC26IN1055 · The three dimensional structure of compound [Co (Co (NH3 )4(OH)2 )3 ] Br6, has · DEC 2014
ABC26IN0108 · The electric-dipole allowed transition among the following is · 2015
ABC26IN1058 · The electric-dipole allowed transition among the following is · JUNE 2015
ABC26IN0111 · The complex [Fe( phen )2(NCS)2 ] (phen 1,10-phenanthroline) shows spin cross-over behaviour CFSE and at 250 and 150 K, respectively are · 2015
ABC26IN1062 · The complex [Fe(phen)2(NCS)2 ] (phen 1,10-phenanthroline) shows spin cross-over behaviour CFSE and at 250 and 150K, respectively are · JUNE 2015
ABC26IN1064 · The oxidizing power of [CrO4 ]2-, [MnO4 ]2- and [FeO4 ]2- follows the order · DEC 2015
ABC26IN1066 · The correct statement for Mn-O bond lengths in [Mn (H2 O )6 ]2+, is · DEC 2015
ABC26IN1067 · Identify the complex ions in sequential order when ferroin is used as an indicator in the titration of iron(II) with potassium dichromate… · DEC 2015
ABC26IN0113 · The formation constant for the complexation of M+ (M=Li, Na, K and Cs) with cryptand, C222 follows the order · 2015
ABC26IN1068 · The formation constant for the complexation of M+(M=Li, Na, K and Cs) with cryptand, C222 follows the order · DEC 2015
ABC26IN0115 · The symmetry-allowed atomic transition among the following is · 2015
ABC26IN1075 · The symmetry-allowed atomic transition among the following is · DEC 2015self-practice
ABC26IN0116 · [NiII L6 ]^n+ or n- shows absorption bands at 8500,15400 , and 26000 cm-1 whereas [NiII L 6 ]^n+ or n- at 10750,17500 and 28200 cm-1 . L… · 2015
ABC26IN1076 · [NiII L6 ]n+\ or\ n- shows absorption bands at 8500, 15400, and 26000\ cm-1 whereas [NiII L'6 ]n+\ or\ n- at 10750, 17500 and 28200\ cm-1… · JUNE 2016self-practice
ABC26IN0119 · The first excited state of hydrogen molecule is · 2016
ABC26IN1080 · The first excited state of hydrogen molecule is · JUNE 2016
ABC26IN0120 · Complex [Cr( bipyridyl )3 ]3+, shows red phosphorescence due to transition · 2016
ABC26IN1081 · Complex [Cr(bipyridyl)3 ]3+, shows red phosphorescence due to transition · JUNE 2016
ABC26IN1084 · The room temperature magnetic moment ( in BM ) for a monomeric Cu (II) complex is greater than 1.73. This may be explained using the… · JUNE 2016
ABC26IN1086 · In the hydrolysis of trans- [Co(en)2 Cl(A) ]+if the leaving group is chloride, the formation of cis product is the least, when A is · DEC 2016
ABC26IN0122 · The nephelauxetic parameter beta is highest for · 2016
ABC26IN1087 · The nephelauxetic parameter beta is highest for · DEC 2016
ABC26IN1090 · Consider the following statements for [FeO4 ]4- A. It is paramagnetic B. It has Td symmetry C. Adopts distorted square planar geometry D… · DEC 2016
ABC26IN0126 · The relative rates of water exchange for the hydrated complexes of (1) Ni2+ (2) V2+ and (3) Cr3+ ions follows the trend: · 2016
ABC26IN1097 · The relative rates of water exchange for the hydrated complexes of (1) Ni2+ (2) V2+ and (3) Cr3+ ions follows the trend: · JUNE 2017
ABC26IN1099 · A copper (II) complex having distorted octahedral geometry shows an absorption band at 625 nm. Given spin-orbit coupling of the complex as… · JUNE 2017
ABC26IN0127 · Match the items in the three columns. The correct answer is · 2017
ABC26IN1101 · Match the items in the three columns. The correct answer is · JUNE 2017
ABC26IN1102 · For the following complexes, the increasing order of magnetic moment (spin only value) is A. [TiF6 ]3- B. [CrF6 ]3- C. [MnF6 ]3- D. [CoF6… · DEC 2017
ABC26IN0128 · The geometry around Cu and its spin state for K3CuF6 and KCuL2, [H2L = H2NCONHCONH2], respectively are: · 2017
ABC26IN1103 · The geometry around Cu and its spin state for K3CuF6 and KCuL2, [H2L=H2NCONHCONH2], respectively are: · DEC 2017
ABC26IN0129 · Considering the ambidentate behaviour of thiocyanante ion, the most stable structure among the following is · 2017
ABC26IN1105 · Considering the ambidentate behaviour of thiocyanante ion, the most stable structure among the following is · DEC 2017
ABC26IN0130 · For high spin and low spin d6 octahedral complexes (ML6), the generally observed spin allowed transitions respectively, are · 2017
ABC26IN1106 · For high spin and low spin d6 octahedral complexes (ML6 ), the generally observed spin allowed transitions respectively, are · DEC 2017
ABC26IN0133 · High spin complex of a 3d metal ion M has a magnetic moment of 2.9 B.M. in octahedral coordination environment and 4.1 B.M. in tetrahedral… · 2018self-practice
ABC26IN1110 · High spin complex of a 3d metal ion M has a magnetic moment of 2.9 B.M. in octahedral coordination environment and 4.1 B.M. in tetrahedral… · JUNE 2018
ABC26IN1113 · Consider the following statements: (A) Cr2+ is easier to oxidize than V2+ in the gas phase (B) Cr2+ (aq) is a more powerful reducing agent… · JUNE 2018
ABC26IN1116 · Consider the species NO, I2, I2-, Cu2+ and VO2+. The number of paramagnetic species among them and the EPR inactive species, respectively… · DEC 2018
ABC26IN0138 · For magnesium complex of EDTA2-, the number of N-donor and O-donor centers, are respectively. · 2018
ABC26IN1118 · For magnesium complex of EDTA2-, the number of N -donor and O -donor centers, are respectively. · DEC 2018
ABC26IN0139 · The correct order of intensity of the d-d transitions in the complexes of a 3d-transition metal ion · 2018
ABC26IN1120 · The correct order of intensity of the d-d transitions in the complexes of a 3d-transition metal ion · DEC 2018
ABC26IN0143 · The correct set of information is · 2019