1
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 List II
A. Cobalt catalyst I. $$\mathrm{(H_2+Cl_2)}$$ production
B. Syngas II. Water gas production
C. Nickel catalyst III. Coal gasification
D. Brine solution IV. Methanol production

Choose the correct answer from the options given below :

A
A-IV, B-III, C-I, D-II
B
A-IV, B-III, C-II, D-I
C
A-II, B-III, C-IV, D-I
D
A-IV, B-I, C-II, D-III
2
JEE Main 2023 (Online) 25th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II

List I
Isomeric pairs
List II
Type of isomers
A. Propanamine and N-Methylethanamine I. Metamers
B. Hexan-2-one and Hexan-3-one II. Positional isomers
C. Ethanamide and Hydroxyethanimine III. Functional isomers
D. o-nitrophenol and p-nitrophenol IV. Tautomers

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-II, B-III, C-I, D-IV
D
A-IV, B-III, C-I, D-II
3
JEE Main 2023 (Online) 25th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

A. Ammonium salts produce haze in atmosphere.

B. Ozone gets produced when atmospheric oxygen reacts with chlorine radicals.

C. Polychlorinated biphenyls act as cleansing solvents.

D. 'Blue baby' syndrome occurs due to the presence of excess of sulphate ions in water.

Choose the correct answer from the options given below :

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

Statement I : Dipole moment is a vector quantity and by convention it is depicted by a small arrow with tail on the negative centre and head pointing towards the positive centre.

Statement II : The crossed arrow of the dipole moment symbolizes the direction of the shift of charges in the molecules.

In the light of the above statements, choose the most appropriate answer from the options given below :

A
Statement I is correct but Statement II is incorrect
B
Statement I is incorrect but Statement II is correct
C
Both Statement I and Statement II are correct
D
Both Statement I and Statement II are incorrect
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