1
JEE Main 2023 (Online) 25th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Identify the product formed (A and E)

JEE Main 2023 (Online) 25th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 41 English

A
JEE Main 2023 (Online) 25th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 41 English Option 1
B
JEE Main 2023 (Online) 25th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 41 English Option 2
C
JEE Main 2023 (Online) 25th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 41 English Option 3
D
JEE Main 2023 (Online) 25th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 41 English Option 4
2
JEE Main 2023 (Online) 25th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Some reactions of NO$$_2$$ relevant to photochemical smog formation are

JEE Main 2023 (Online) 25th January Morning Shift Chemistry - Environmental Chemistry Question 14 English

Identify A, B, X and Y :

A
$$\mathrm{X = [O],Y = NO,A = {O_2},B = {O_3}}$$
B
$$\mathrm{X = {N_2}O,Y = [O],A = {O_3},B = NO}$$
C
$$\mathrm{X = {1 \over 2}{O_2},Y = N{O_2},A = {O_3},B = {O_2}}$$
D
$$\mathrm{X = NO,Y = [O],A = {O_2},B = {N_2}{O_3}}$$
3
JEE Main 2023 (Online) 25th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

The variation of the rate of an enzyme catalyzed reaction with substrate concentration is correctly represented by graph :

JEE Main 2023 (Online) 25th January Morning Shift Chemistry - Surface Chemistry Question 16 English

A
(a)
B
(b)
C
(d)
D
(c)
4
JEE Main 2023 (Online) 25th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

'25 volume' hydrogen peroxide means

A
1 L marketed solution contains 75 g of H$$_2$$O$$_2$$.
B
1 L marketed solution contains 250 g of H$$_2$$O$$_2$$.
C
1 L marketed solution contains 25 g of H$$_2$$O$$_2$$.
D
100 mL marketed solution contains 25 g of H$$_2$$O$$_2$$.
JEE Main Papers
2023
2021
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12