19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Θ H C-SNa +CH CH -X -> The reaction is fastest when X is:
KSH -> P should be (a) (b)
Major (Excess) CH CH NH CH I P -> P should be
Among the following alkyl halides, choose the one with the lowest boiling point.
Which of the following has the highest normal boiling point?
Which of the following represents the correct order of densities?
Which of the following is liquid at room temperature?
This reaction would follow which of the following pathway predominantly?
Among the following the most reactive towards alcoholic KOH is
(a) (b) (c)
Find the major product of the reaction: (a) (b) (c)
In the above reaction, maximum Saytzeff product will be obtained where X is:
The major product obtained when this substrate is subjected to E1 reaction will be (a) (b) (c)
The major product obtained when this substrate is subjected to E1 reaction will (a) (b) (c)
The major alkene obtained when this alkyl halide is subjected to E1 reaction will be (a) (b) (c)
What is true about the following reaction? (a)Only substitution product is formed. (b)Only elimination product is formed. (c)Both substitution and elimination products are formed and substitution dominates. (d)Both su…
1-pentene will be formed as major product when methoxide reacts with
C6H6Cl6 is six membered cyclic compound in which each carbon carry one chlorine atom, on treatment with alcoholic KOH yields
This reaction would follow which of the following pathway predominantly?
(a) (b) (c) (d)
The major product obtained when this alkyl halide is subjected to E2 reaction under the treatment of potassium tert-butoxide will be (a) (b)
Which of the following statements is correct about Retention / inversion of configuration during the course of a reaction? (a)Configuration is retained if reagent attacks from the same side of leaving group. (b)Config…
For the following reactions, (i) CH CH CH Br KOH CH CH CH KBr H O -> (ii) (iii) Which of the following statements is correct? (NEET 2016)
Consider the reaction, CH CH CH Br NaCN CH CH CH CN NaBr -> This reaction will be the fastest in (NEET 2016)
The reaction of C6H5CH=CHCH3 with HBr produces (AIPMT 2015)