1
JEE Main 2023 (Online) 15th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product formed in the Friedel-Craft acylation of chlorobenzene is
A
JEE Main 2023 (Online) 15th April Morning Shift Chemistry - Haloalkanes and Haloarenes Question 54 English Option 1
B
JEE Main 2023 (Online) 15th April Morning Shift Chemistry - Haloalkanes and Haloarenes Question 54 English Option 2
C
JEE Main 2023 (Online) 15th April Morning Shift Chemistry - Haloalkanes and Haloarenes Question 54 English Option 3
D
JEE Main 2023 (Online) 15th April Morning Shift Chemistry - Haloalkanes and Haloarenes Question 54 English Option 4
2
JEE Main 2023 (Online) 15th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The number of $\mathrm{P}-\mathrm{O}-\mathrm{P}$ bonds in $\mathrm{H}_{4} \mathrm{P}_{2} \mathrm{O}_{7},\left(\mathrm{HPO}_{3}\right)_{3}$ and $\mathrm{P}_{4} \mathrm{O}_{10}$ are respectively :
A
$1,3,6$
B
$1,2,4$
C
$0,3,4$
D
$0,3,6$
3
JEE Main 2023 (Online) 15th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following statement is correct for paper chromatography?
A
Water present in the mobile phase gets absorbed by the paper which then forms the stationary phase.
B
Water present in the pores of the paper forms the stationary phase.
C
Paper sheet forms the stationary phase.
D
Paper and water present in its pores together form the stationary phase.
4
JEE Main 2023 (Online) 15th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Which is not true for arginine?
A
It has a fairly high melting point.
B
It is associated with more than one $\mathrm{pK}_{\mathrm{a}}$ values.
C
It has high solubility in benzene.
D
It is a crystalline solid.
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