Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
JEE Main 201511 AprilOnline
Exam
JEE Main
Year
2015
Date
11 April
Mode
Online
Subject
Chemistry
Chapter
Aldehydes and Ketones

JEE Main 2015 · 11 April · Online · Chemistry · Aldehydes and Ketones

In the reaction sequence 2C H _ 3 CHO O H ^ - → A ∆ → B ; the...

In the reaction sequence

2CH3CHO→OH−A→∆B2C{H}_{3}CHO\overset{O{H}^{-}}{\to}A\overset{∆}{\to}B ; the product B is:In the reaction sequence 2C H _ 3 CHO O H ^ - → A ∆ → B ; the product B is:In the reaction sequence 2C H _ 3 CHO O H ^ - → A ∆ → B ; the product B is:

Options

  1. ACH3−CH=CH−CHOC{H}_{3} - CH = CH - CHO
  2. BA passenger train of length 60m travels at a speed of 80km / hr . Another freight train of length 120m travels at a
  3. CCH3−CH2−CH2−CH3C{H}_{3} - C{H}_{2} - C{H}_{2} - C{H}_{3}
  4. DCH3−CH2−CH2−CH2−OHC{H}_{3} - C{H}_{2} - C{H}_{2} - C{H}_{2} - OH

Correct answer

A. CH3−CH=CH−CHOC{H}_{3} - CH = CH - CHO

Step-by-step solution

This reaction is aldol condensation.

In the reaction sequence 2C H _ 3 CHO O H ^ - → A ∆ → B ; the product B is:

Practice Aldehydes and Ketones on Quantrex Academy →

More from Aldehydes and Ketones

Consider the following reaction. The major product (P) formed is: JEE Main 2026' x ' is the product which is obtained from benzene by reacting it with carbon monoxide… JEE Main 2026' x ' is the product which is obtained by the hydrolysis of prop-1-yne in the presence of… JEE Main 2026Given below are two statements: Statement-I: The condensation reaction between CH_3-CH=O… JEE Main 2026An organic compound " x " where molar ratio of C, O and H are equal, on treatment with… JEE Main 2026Given below are the four isomeric compounds (P, Q, R, S) Identify correct statements from… JEE Main 2026Given below are two statements: Statement I : Cross aldol condensation between two… JEE Main 2026Which of the following statements are TRUE about Haloform reaction?: A. Sodium… JEE Main 2026 Full Aldehydes and Ketones list All JEE Main PYQs