1
JEE Main 2023 (Online) 10th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Match List I with List II

List I
Industry
List II
Waste Generated
(A) Steel plants (I) Gypsum
(B) Thermal power plants (II) Fly ash
(C) Fertilizer industries (III) Slag
(D) Paper mills (IV) Bio-degradable wastes

Choose the correct answer from the options given below :

A
(A)-(III), (B)-(II), (C)-(I), (D)-(IV)
B
(A)-(III), (B)-(IV), (C)-(I), (D)-(II)
C
(A)-(IV), (B)-(I), (C)-(II), (D)-(III)
D
(A)-(II), (B)-(III), (C)-(IV), (D)-(I)
2
JEE Main 2023 (Online) 10th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Isomeric amines with molecular formula C$$_8$$H$$_{11}$$N give the following tests

Isomer (P) $$\Rightarrow$$ Can be prepared by Gabriel phthalimide synthesis

Isomer (Q) $$\Rightarrow$$ Reacts with Hinsberg's reagent to give solid insoluble in NaOH

Isomer (R) $$\Rightarrow$$ Reacts with HONO followed by $$\beta$$-naphthol in NaOH to give red dye.

Isomers (P), (Q) and (R) respectively are

A
JEE Main 2023 (Online) 10th April Morning Shift Chemistry - Compounds Containing Nitrogen Question 28 English Option 1
B
JEE Main 2023 (Online) 10th April Morning Shift Chemistry - Compounds Containing Nitrogen Question 28 English Option 2
C
JEE Main 2023 (Online) 10th April Morning Shift Chemistry - Compounds Containing Nitrogen Question 28 English Option 3
D
JEE Main 2023 (Online) 10th April Morning Shift Chemistry - Compounds Containing Nitrogen Question 28 English Option 4
3
JEE Main 2023 (Online) 10th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements:

Statement I : Aqueous solution of K$$_2$$Cr$$_2$$O$$_7$$ is preferred as a primary standard in volumetric analysis over Na$$_2$$Cr$$_2$$O$$_7$$ aqueous solution.

Statement II : K$$_2$$Cr$$_2$$O$$_7$$ has a higher solubility in water than Na$$_2$$Cr$$_2$$O$$_7$$.

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

A
Statement I is true but Statement II is false
B
Both Statement I and Statement II are false
C
Statement I is false but Statement II is true
D
Both Statement I and Statement II are true
4
JEE Main 2023 (Online) 10th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Suitable reaction condition for preparation of Methyl phenyl ether is

A
Benzene, MeBr
B
$$\mathrm{Ph{O^\Theta }N{a^ \oplus }}$$, MeBr
C
Ph - Br, $$\mathrm{Me{O^\Theta }N{a^ \oplus }}$$
D
$$\mathrm{Ph{O^\Theta }N{a^ \oplus }}$$, MeOH
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