Reagents, Reaction Mechanisms & Named Reactions
177 questions in this chapter, page 2 of 4.
Study loop for Reagents, Reaction Mechanisms & Named Reactions
1. Practise the PYQsPrevious-year questions, with answers
Reagents, Reaction Mechanisms & Named Reactions – General
ABC26OR0832 · Benzyl chloride is reacted with different nucleophiles shown below. Arrange them in the decreasing order of reactivity. Nucleophiles : HO… · 2005-2022
ABC26OR0833 · The reaction of (+) 2-iodobutane and NaI * (I* is radioactive isotope of iodine) in acetate was studied by measuring the rate of… · 2005-2022
ABC26OR0859 · The major product (X) in the reaction (trace of H2O), 25°C (X) is: · 2005-2022
ABC26OR0173 · The intermediate A and the major product B in the following conversion are A B · JUNE 2011
ABC26OR0664 · Pick the major product P in the following reaction (ii) KHCO3, acetone, 40°C [CbzCl is PhCH2OCOCl] · 2000-2022
ABC26OR0860 · The product of the reaction C6H6+CO+HCl[heat]AlCl3/Cu2Cl2 gives positive test with Fehling’s solution. The product is · 2005-2022 self-practice
ABC26OR0631 · Arrange the following halides in the decreasing order of SN1 reactivity CH3CH2CH2Cl, CH2=CHCH(Cl)CH3, CH3CH2CH(Cl)CH3 · 2000-2022 self-practice
ABC26OR0888 · The major product formed in the following reaction is Product · 2005-2022
ABC26OR0864 · The major product of the following reaction + · 2005-2022
ABC26OR0666 · The result of the reduction of either (R) or (S) 2-methylcyclohexanone, in separate reactions, using LiAlH4 is that the reduction of · 2000-2022
ABC26OR0890 · The correct set of reagents required for the following transformation is · 2005-2022
ABC26OR0891 · Identify the correct reagents required for the following transformation · 2005-2022
ABC26OR0180 · The major product formed in the following transformation is: · JUNE 2011
ABC26OR0841 · R(-)2–Bromooctane on treatment with aqueous KOH mainly gives 2-octanol that is: · 2005-2022
ABC26OR0892 · The major products X and Y in the following reaction sequence are · 2005-2022
ABC26OR0842 · The major product obtained in the following reaction is · 2005-2022
ABC26OR0868 · Among the following the major product obtained in the reaction below is: · 2005-2022
ABC26OR0638 · The major product P formed in the given reaction is: P · 2000-2022
ABC26OR0894 · The appropriate reagents required for carrying out the following transformation are · 2005-2022
ABC26OR0895 · The product R in the following reaction is R · 2005-2022
ABC26OR0896 · The following conversion is carried out using · 2005-2022
ABC26OR0897 · The product X in the following reaction sequence is · 2005-2022
ABC26OR0642 · Classify the following species as electrophiles (E) and nucleophiles (N) in routine organic synthesis SO3 Cl^+ CH3NH2 H3O^+ BH3 CN^- · 2000-2022 self-practice
ABC26OR0671 · The major product of the following reaction is: · 2000-2022
ABC26OR0643 · In the reaction, if the concentration of both the reactants is doubled, then the rate of the reaction will · 2000-2022
ABC26OR0848 · The rates of acetolysis for the following norbornyl derivatives are in the order P Q R · 2005-2022
ABC26OR0644 · The most suitable reagent combination to bring out the following transformation is · 2000-2022
ABC26OR0849 · The order of nucleophilicity of the following anions in a SN 2 reaction is: P Q R S · 2005-2022
ABC26OR0900 · The major product formed in the following reaction is · 2005-2022
ABC26OR0645 · In the reaction, Ph3P MeI [X] n-BuLi [Y], the compounds X and Y, respectively are · 2000-2022
ABC26OR0673 · In the reaction sequence [X] the major product respectively, are: · 2000-2022
ABC26OR0901 · The major product formed in the following reaction sequence is iii. Ph3P=CH2, THF · 2005-2022
ABC26OR0674 · In the reaction sequence the major products X and Y, respectively are · 2000-2022
ABC26OR0646 · The decreasing order of nucleophilicity for the following anions is CH3 CO2-, CH3 O-, C6 H4 O-, NO3- · 2000-2022
ABC26OR0675 · In the reaction, the major products, [X] and [Y], respectively, are · 2000-2022
ABC26OR0876 · The number of possible monoalkylated products formed in the Friedel-Crafts reaction of anisole with 2-chloro-3-methylbutane in the presence… · 2005-2022
ABC26OR0192 · The major products A and B in the following reaction sequence are Delta A (dimer) [(2) TsOH](1) NaBH4.MeOH B · DEC 2011
ABC26OR0676 · In the reaction sequence [X] [Y] the major products, [X] and [Y] respectively, are · 2000-2022
ABC26OR0853 · The structure of the major product in the following reaction is: · 2005-2022
ABC26OR0877 · The appropriate reagents required for carrying out the following transformation are · 2005-2022
ABC26OR0193 · The major products A and B in the following reaction sequence are (B) · DEC 2011
ABC26OR0677 · In the following reaction (i) 2 eq. n-BuLi (ii) DMF [X] the major product [X] is: · 2000-2022
ABC26OR0878 · In the following reactions, the major products E and F, respectively are (i) NaOH/CO2 E F · 2005-2022
ABC26OR0905 · Which one of the following options is best suited for effecting the transformation? · 2005-2022 self-practice
ABC26OR0678 · The most appropriate sequence of reactions for carrying out the following conversion is · 2000-2022
ABC26OR0855 · The correct order of rate of solvolysis for the following compound is I II III · 2005-2022