ABC26OR0627 · (E)-3-bromo-3-hexene when treated with CH3O- in CH3OH gives · 2000-2022
ABC26OR0628 · o-Chlorotoluene reacts with sodamide in liquid ammonia to give o-toluidine, and m-toluidine. This reaction proceeds through an intermediate · 2000-2022self-practice
ABC26OR0629 · Suggest a plausible mechanism for the following hydrolysis reaction · 2000-2022
ABC26OR0631 · Arrange the following halides in the decreasing order of SN1 reactivity CH3 CH2 CH2 Cl, CH2=CHCH(Cl) CH3, CH3 CH2 CH(Cl) CH3 · 2000-2022self-practice
ABC26OR0632 · Among the bromides I-III given below, the order of their reactivity in the SN1 reaction is: I II III · 2000-2022
ABC26OR0633 · Contains a Statement (S) with a Reason (R) and an Assertion (A). For each question, choose the correct answer from the following four… · 2000-2022
ABC26OR0634 · Two alkenes, X (91% yield) and Y (9% yield) are formed when the following is heated. The structures of X and Y, respectively are · 2000-2022
ABC26OR0635 · With respect to the two reactions shown below, the correct statements about their stereochemical nature is [LDA =LiN(iPr2)] (i) (ii) · 2000-2022
ABC26OR0636 · For the reactions shown below, identify the correct statement with regard to the product formed. (i) (ii) (S)-styrene oxide · 2000-2022
ABC26OR0637 · Statement: Replacement of CH3 with CF3 decreases the rate of reaction I, but increases the rate of reaction II. I. II. Reason: Reaction I… · 2000-2022self-practice
ABC26OR0638 · The major product P formed in the given reaction is: · 2000-2022
ABC26OR0639 · The major stereoisomer P obtained in the following reaction is: · 2000-2022
ABC26OR0640 · The configurations of the reactant and the product in the following reaction, respectively, are · 2000-2022
ABC26OR0641 · Identify the major product P in the following reaction: · 2000-2022self-practice
ABC26OR0642 · Classify the following species as electrophiles (E) and nucleophiles (N) in routine organic synthesis arrayllllll SO3 & Cl+ & CH3 NH2 & H3… · 2000-2022self-practice
ABC26OR0643 · In the reaction, if the concentration of both the reactants is doubled, then the rate of the reaction will · 2000-2022
ABC26OR0644 · The most suitable reagent combination to bring out the following transformation is · 2000-2022
ABC26OR0645 · In the reaction, Ph3 P Mel [X] n-BuLi [Y], the compounds 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
ABC26OR0647 · In the reaction, the major product [X] is · 2000-2022self-practice
ABC26OR0649 · In the cyclization reaction given below, the most probable product formed is · 2000-2022
ABC26OR0650 · The correct order of the solvolysis for the following chlorides in acetic acid is (I) (II) (III) · 2000-2022
ABC26OR0651 · The major product formed in the following reaction is · 2000-2022
ABC26OR0652 · Solvolysis of the optically active compound X gives, mainly · 2000-2022
ABC26OR0653 · The major product formed in the following reaction is · 2000-2022
ABC26OR0654 · The major product obtained in the following reaction, is · 2000-2022self-practice
ABC26OR0655 · The major product formed in the following reaction, is · 2000-2022
ABC26OR0656 · The major products M and N in the following reaction sequence are · 2000-2022
ABC26OR0657 · The product obtained in the following solvolysis reaction is · 2000-2022
ABC26OR0658 · The major product formed in the following reaction sequence is · 2000-2022
ABC26OR0659 · The major product of the following reaction is · 2000-2022
ABC26OR0660 · The major product formed in the following reaction is · 2000-2022
ABC26OR0661 · The CORRECT statement with respect to the stereochemistry of alpha -hydroxy acids P and Q formed in the following reactions is: · 2000-2022