JEE Mains JEE Advance BITSAT
JEE Mains | PYQ

Year

All years 2026 2025 2024 2023 2022 2021

The products formed in the following reaction, \( A \) and \( B \) are

In the given reaction
(Where Et is \( -\mathrm{C_2H_5} \)).
The number of chiral carbon’s in product A is ______.

Consider the above reaction and predict the major product:

In the given reaction,

The number of \( \pi \) electrons present in the product ‘P’ is _______.

Consider the above reaction sequence, the Product ‘C’ is:

Compound ‘P’ on nitration with dil. \( \mathrm{HNO_3} \) yields two isomers (A) and (B). These isomers can be separated by steam distillation. Isomers (A) and (B) show the intramolecular and intermolecular hydrogen bonding respectively. Compound (P) on reaction with conc. \( \mathrm{HNO_3} \) yields a yellow compound ‘C’, a strong acid. The number of oxygen atoms is present in compound ‘C’ ___________.

Consider the above reaction sequence and identify the product B.

Oxidation of toluene to benzaldehyde can be easily carried out with which of the following reagents?

Which of the following is an example of conjugated diketone?

The correct structure of product ‘\( A \)’ formed in the following reaction.

Which of the following reaction will yield benzaldehyde as a product?

Which one of the following reactions does not represent correct combination of substrate and product under the given conditions?

The structure of \( A \) in the given reaction is:

Which will have the highest enol content?

Isobutyraldehyde on reaction with formaldehyde and \( \mathrm{K_2CO_3} \) gives compound 'A'. Compound 'A' reacts with \( \mathrm{KCN} \) and yields compound 'B', which on hydrolysis gives a stable compound 'C'. The compound 'C' is

← PreviousQuestion 2 of 15Next →

JEE Main 2022 25th July Morning Shift

In the given reaction
(Where Et is \( -\mathrm{C_2H_5} \)).
The number of chiral carbon’s in product A is ______.