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

What is the mass ratio of ethylene glycol ($$\mathrm{C_2H_6O_2}$$, molar mass = 62 g/mol) required for making 500 g of 0.25 molal aqueous solution and 250 mL of 0.25 molar aqueous solution?

A
1 : 2
B
1 : 1
C
2 : 1
D
3 : 1
2
JEE Main 2023 (Online) 25th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Find out the major product from the following reaction.

JEE Main 2023 (Online) 25th January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 43 English

A
JEE Main 2023 (Online) 25th January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 43 English Option 1
B
JEE Main 2023 (Online) 25th January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 43 English Option 2
C
JEE Main 2023 (Online) 25th January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 43 English Option 3
D
JEE Main 2023 (Online) 25th January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 43 English Option 4
3
JEE Main 2023 (Online) 25th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Match List I with List II

List I (Name of polymer) List II (Uses)
A. Glyptal I. Flexible pipes
B. Neoprene II. Synthetic wool
C. Acrilan III. Paints and Lacquers
D. LDP IV. Gaskets

Choose the correct answer from the options given below :

A
A-III, B-I, C-IV, D-II
B
A-III, B-IV, C-I, D-II
C
A-III, B-II, C-IV, D-I
D
A-III, B-IV, C-II, D-I
4
JEE Main 2023 (Online) 25th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The isomeric deuterated bromide with molecular formula $$\mathrm{C_4H_8DBr}$$ having two chiral carbon atoms is

A
2 - Bromo - 1 - deuterobutane
B
2 - Bromo - 1 - deutero - 2 - methylpropane
C
2 - Bromo - 3 - deuterobutane
D
2 - Bromo - 2 - deuterobutane
JEE Main Papers
2023
2021
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
CBSE
Class 12