126 questions from this paper that are in the bank. Each opens with its answer and explanation.
ABC26IN0055 · Match list I (compounds) with list II (structures), and select the correct answer using the codes given below. · Chemical Bonding – General
ABC26OR0076 · Match the amino acids with their structures: · Amino Acids Peptides
ABC26OR0142 · The major products A and B in the following reaction sequence are Delta · Pericyclic Reactions – General
ABC26OR0181 · The reaction given below proceeds through · Reagents, Reaction Mechanisms & Named Reactions – General
ABC26OR0182 · The major product formed in the following reaction is · Named Reactions
ABC26OR0183 · The major product formed in the following reaction is · Named Reactions
ABC26OR0184 · In the following reaction, the product formed and the mechanism involved is · Reagents, Reaction Mechanisms & Named Reactions – General
ABC26OR0185 · The major products A and B in the following reaction sequence are · Reagents, Reaction Mechanisms & Named Reactions – General
ABC26OR0186 · The major products A and B in the following reaction sequence are · Reagents, Reaction Mechanisms & Named Reactions – General
ABC26OR0187 · The major products A and B in the following reaction sequence are · Reduction Reagents
ABC26OR0188 · The major products A and B in the following reaction sequence are · Reduction Reagents
ABC26OR0189 · The major product formed in the following reaction sequence is: · Reagents, Reaction Mechanisms & Named Reactions – General
ABC26OR0190 · The major products A and B in the following reaction sequence are · Reagents, Reaction Mechanisms & Named Reactions – General
ABC26OR0191 · The major products A and B in the following reaction sequence are · Reagents, Reaction Mechanisms & Named Reactions – General
ABC26OR0192 · The major products A and B in the following reaction sequence are · Reagents, Reaction Mechanisms & Named Reactions – General
ABC26OR0193 · The major products A and B in the following reaction sequence are · Reagents, Reaction Mechanisms & Named Reactions – General
ABC26PH0003 · The term symbol for the ground state of nitrogen atoms is · Term Symbols Atoms
ABC26PH0004 · Observe the following electronic transition of a diatomic molecule. arrayl (A)\ 1+ 3+ \\ (B)\ 1+ 1+ \\ (C)\ 1 1+ \\ (D)\ 1 1+ array The… · Selection Rules
ABC26PH0012 · The concentration of a reactant undergoing decomposition was 0.1, 0.08 and 0.067\,mol\,L-1 after 1.0, 2.0 and 3.0 hr respectively. The… · Rate Laws Order
ABC26PH0014 · At any temperature for the following reaction (D and T are deuterium and tritium respectively) correct statement is: (A) HCl+F HF+Cl, (B)… · Chemical Kinetics – General
ABC26PH0015 · An example of a relaxation method of measuring rates is: · Chemical Kinetics – General
ABC26PH0016 · The half life of a zero order reaction (A P) is given by (k= rate constant ) : · Rate Laws Order
ABC26PH0018 · The carbon-14 activity of an old wood sample is found to be 14.2 disintegrations min-1\,g-1. Calculate age of old wood sample, if for a… · Chemical Kinetics – General
ABC26PH0019 · "Phosphorescence" is represented as · Chemical Kinetics – General
ABC26PH0020 · Using cuvettes of 0.5\,cm path length, a 10-4\,M solution of a chromophore shows 50\% transmittance at certain wave length. The molar… · Chemical Kinetics – General
ABC26PH0077 · The symmetry point group of ethane in its staggered conformation is · Symmetry Elements Point Groups
ABC26PH0078 · The character table of the C2v point group is given below: The two functions =p1+2p2+2p3+p4 and =p1-2p2-2p3+p4 (where pk is the p-orbital… · Character Tables
ABC26PH0096 · Two alpha particles having speeds S1 and S2 have kinetic energies 1 and 2 MeV respectively; the relationship between S1 and S2 is : · Kinetic Theory of Gasses – General
ABC26PH0105 · The Q band in the vibrational spectrum of acetylene is observed in the · Molecular Spectroscopy – General
ABC26PH0106 · The sodium D lines are due to 2P1/2 2S1/2( Delta E1) and 2P1/2 2S1/2( Delta E2) transitions. The splitting due to spin-orbit coupling in 2p… · Molecular Spectroscopy – General
ABC26PH0107 · The rotational constant of 14N2 is 2\,cm-1. The wave number of incident radiation in a Raman spectrometer is 20487\,cm-1. What is the wave… · Raman
ABC26PH0108 · The vibrational energy levels, v''=0 and v'=1 of a diatomic molecule are separated by 2143\,cm-1. Its anharmonicity xe is 14\,cm-1. The… · Vibrational
ABC26PH0121 · The osmotic pressure ( pi ) of a polymer sample at different concentrations (c) was measured at T(K). A plot of ( pi /c) versus c gave a… · Molecular Weight Averages
ABC26PH0122 · The addition polymerization of M (monomer) involves the following stages: (I=initiator, R=free radical) arrayl I k1 R (initiation) \\ R+M… · Polymerisation Kinetics
ABC26PH0194 · If denotes the characteristic temperatures of rotation, then the magnitude of [, (H2 ) . (D2 ) ] / [(H D) ]2 (assume the bond lengths to be… · Statistical Thermodynamics – General
ABC26PH0195 · Two alpha particles having speeds S1 and S2 have kinetic 1 and 2 MeV respectively; the relationship between S1 and S2 is : · Statistical Thermodynamics – General
ABC26PH0211 · Flocculation value of K2SO4 is much less than that of KBr for Sol A. Floccultion value of CaCl2 is much less than that of NaCl for Sol B… · Surface Chemistry – General
ABC26PH0212 · The Langmuir adsorption isotherm is given by theta =kp/(1+kp), where P is the pressure of the adsorabate gas. The Langmuir adsorption… · Adsorption Isotherms
ABC26PH0225 · 1 mol of CO2, 1 mol of N2 and 2 mol of O2 were mixed at 300 K . The entropy of mixing is · Laws State Functions
ABC26PH0226 · For the liquid vapour equilibrium of a substance d P/d T at 1 bar and 400 K is 8 10-3 bar K-1. If the molar volume in the vapour form is… · Laws State Functions
ABC26PH0227 · For the reaction H2 O(g)+C (graphite) CO(g)+H2 O(g), the variation of energy parameter Delta G0, Delta H0 and T Delta S0 of the reaction… · Thermodynamics – General
ABC26IN0852 · Superoxide dismutase contains the metal ions · Metal Toxicity Medicine
ABC26IN0853 · Among the following drugs, the anticancer agents is: · Bioinorganic Chemistry – General
ABC26IN0854 · The reduction of nitrogen to ammonia, carried out by the enzyme nitrogenase, needs, · Nitrogen Fixation
ABC26IN0855 · A metal ion that replace manganese (II) ion in mangano-proteins without changing its function, is · Iron Sulfur Proteins
ABC26IN0856 · In the bacterial rubredoxin, the number of iron atoms, sulfur bridges and cysteine ligands are arrayccc Fe atom & Sulfur bridge & Cysteine… · Iron Sulfur Proteins
ABC26IN0995 · The term symbol for the ground state of nitrogen atoms is · Term Symbols Spectra
ABC26IN0996 · The complex that absorbs light of shortest wavelength is · Coordination Chemistry – General
ABC26IN0997 · Green coloured Ni(PPh2Et)2Br2, has a magnetic moment of 3.20 B.M. The geometry and the number of isomers possible for the complex… · Coordination Chemistry – General