197 questions from this paper that are in the bank. Each opens with its answer and explanation.
ABC26IN0016 · Choose the equilibria from the following that are NOT favoured to go to right arrayl (A) As2S5 + 5HgO gives As2O5 + 5\,HgS \\ (B) La2(CO3)3… · Acid and Bases – General
ABC26IN0017 · Among SO2(OH)F, CH3CO2H, LiF and H2O, the compound(s) which behave(s) as a base in liquid HF is/are · Acid and Bases – General
ABC26IN0019 · In spectrofluorimetric determination in solution A. absorbance of analyte solution is kept near to 0.05 B. oxygen is eradicated from… · Analytical Chemistry – General
ABC26IN0072 · The ion having the highest bond order is · Chemical Bonding – General
ABC26IN0073 · The magnitude of bond angles in gaseous NF3, SbF3 and SbCl3 follow the order · Chemical Bonding – General
ABC26IN0074 · Consider the following statements for Allred-Rochow electronegativity (): (i) is directly proportional to Zeff (ii) is inversely… · Chemical Bonding – General
ABC26IN0167 · For an a an octahedral Cu2+ complex depicting axial EPR spectrum (g), the geometry of Cu and the orbital containing the unpaired electron… · Inorganic Spectroscopy – General
ABC26IN0168 · For the complex shown below in non-fluxional state, the expected 31P\1H\ NMR resonance(s) is/are [31P=I=1/2] · Inorganic Spectroscopy – General
ABC26OR0064 · The correct order for the rate of thermal decarboxylation of the following compounds is A B C · General Organic Chemistry – General
ABC26OR0065 · The correct order of basicity of the following compounds is A B C D · Acidity Basicity
ABC26OR0066 · The correct IUPAC name for the following molecule is · Nomenclature Polycyclics
ABC26OR0067 · The stereochemical relationship of Ha and Hb in the following is · General Organic Chemistry – General
ABC26OR0068 · The correct order of stability of the carbocations A-C is A B C · Carbocation Stability
ABC26OR0069 · The correct statement about for the orientation of the bromine atoms in the most stable conformations of and B is A B · Conformational Analysis
ABC26OR0070 · The synthetic equivalent of given synthon is C=O · General Organic Chemistry – General
ABC26OR0071 · The number of geometrical isomers of the complex [RhH(C CR)2 (PMe3 )3 ] · General Organic Chemistry – General
ABC26OR0072 · The correct order of pKa of the following compounds is A B C · Acidity Basicity
ABC26OR0118 · Muscone is a Muscone · Biosynthesis Pathways
ABC26OR0119 · The natural product that gives signal at delta 218 ppm in its 13 C NMR spectrum · Natural Products – General
ABC26OR0120 · the major product formed in the following reaction is · Natural Products – General
ABC26OR0138 · The frequency of O-H stretch occurs at 3600\,cm-1. The O-D stretch frequency (in cm-1) would be closest to · IR
ABC26OR0139 · The compound that shows peaks in the EI mass spectrum at m/z 121, 105, 77, 44 is · Mass Spec
ABC26OR0158 · (being typed) · Pericyclic Reactions – General
ABC26OR0159 · The major product formed in the following reaction is: + · Pericyclic Reactions – General
ABC26OR0160 · The HOMO of pi -molecular orbitals of methylazide is · Frontier Orbital Analysis
ABC26OR0169 · The major product formed in the following reaction is · Photochemical Reactions – General
ABC26OR0414 · E1cb mechanism is followed in the reaction of: · Carbonyl Chemistry
ABC26OR0415 · The major product in the following reaction is: · Named Reactions
ABC26OR0416 · The major product in the following reaction is: · Named Reactions
ABC26OR0423 · Products A and B formed in the following transformation of alkylidenecarbenes are · Reagents, Reaction Mechanisms & Named Reactions – General
ABC26OR0424 · The major product in the following reaction is: · Named Reactions
ABC26OR0425 · The correct order of the reactions involved in the following transformation is: · Named Reactions
ABC26OR0430 · The major product A and the byproducts B formed in the following reaction are · Reagents, Reaction Mechanisms & Named Reactions – General
ABC26OR0431 · The reaction that gives E-2-methylhex-3-ene as the major product is · Reagents, Reaction Mechanisms & Named Reactions – General
ABC26OR0432 · The major product formed in the following reaction is: · Named Reactions