1
JEE Advanced 2023 Paper 1 Online
MCQ (Single Correct Answer)
+3
-1
Change Language
Match the electronic configurations in List-I with appropriate metal complex ions in List-II and choose the correct option.

[Atomic Number: $\mathrm{Fe}=26, \mathrm{Mn}=25, \mathrm{Co}=27$ ]

List - I List - II
(P) $t_{2 g}^6 e_g^0$ (1) $\left[\mathrm{Fe}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}$
(Q) $t_{2 g}^3 e_g^2$ (2) $\left[\mathrm{Mn}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}$
(R) $\mathrm{e}^2 \mathrm{t}_2^3$ (3) $\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right]^{3+}$
(S) $t_{2 g}^4 e_g^2$ (4) $\left[\mathrm{FeCl}_4\right]^{-}$
(5) $\left[\mathrm{CoCl}_4\right]^{2-}$
A
$\mathrm{P} \rightarrow 1 ; \mathrm{Q} \rightarrow 4 ; \mathrm{R} \rightarrow 2 ; \mathrm{S} \rightarrow 3$
B
$P \rightarrow 1 ; \mathrm{Q} \rightarrow 2 ; \mathrm{R} \rightarrow 4 ; \mathrm{S} \rightarrow 5$
C
$\mathrm{P} \rightarrow 3 ; \mathrm{Q} \rightarrow 2 ; \mathrm{R} \rightarrow 5 ; \mathrm{S} \rightarrow 1$
D
$\mathrm{P} \rightarrow 3 ; \mathrm{Q} \rightarrow 2 ; \mathrm{R} \rightarrow 4 ; \mathrm{S} \rightarrow 1$
2
JEE Advanced 2023 Paper 1 Online
MCQ (Single Correct Answer)
+3
-1
Change Language
Match the reactions in List-I with the features of their products in List-II and choose the correct option.

List - I List - II
(P) JEE Advanced 2023 Paper 1 Online Chemistry - Basics of Organic Chemistry Question 1 English 1 (1) Inversion of configuration
(Q) JEE Advanced 2023 Paper 1 Online Chemistry - Basics of Organic Chemistry Question 1 English 2 (2) Retention of configuration
(R) JEE Advanced 2023 Paper 1 Online Chemistry - Basics of Organic Chemistry Question 1 English 3 (3) Mixture of enantiomers
(S) JEE Advanced 2023 Paper 1 Online Chemistry - Basics of Organic Chemistry Question 1 English 4 (4) Mixture of structural isomers
(5) Mixture of diastereomers
A
$\mathrm{P} \rightarrow 1 ; \mathrm{Q} \rightarrow 2 ; \mathrm{R} \rightarrow 5 ; \mathrm{S} \rightarrow 3$
B
$\mathrm{P} \rightarrow 2 ; \mathrm{Q} \rightarrow 1 ; \mathrm{R} \rightarrow 3 ; \mathrm{S} \rightarrow 5$
C
$P \rightarrow 1 ; Q \rightarrow 2 ; R \rightarrow 5 ; S \rightarrow 4$
D
$\mathrm{P} \rightarrow 2 ; \mathrm{Q} \rightarrow 4 ; \mathrm{R} \rightarrow 3 ; \mathrm{S} \rightarrow 5$
3
JEE Advanced 2023 Paper 1 Online
MCQ (Single Correct Answer)
+3
-1
Change Language
The major products obtained from the reactions in List-II are the reactants for the named reactions mentioned in List-I. Match List-I with List-II and choose the correct option.

List - I List - II
(P) Etard reaction (1) Acetophenone $\stackrel{\mathrm{Zn}-\mathrm{Hg}, \mathrm{HCl}}{\longrightarrow}$
(Q) Gattermann reaction (2) $$ \text { Toluene } \underset{\text { (ii) } \mathrm{SOCl}_2}{\stackrel{\text { (i) } \mathrm{KMnO}_4, \mathrm{KOH}, \Delta}{\longrightarrow}} $$
(R) Gattermann-Koch reaction (3) $$ \text { Benzene } \underset{\text { anhyd. } \mathrm{AlCl}_3}{\stackrel{\mathrm{CH}_3 \mathrm{Cl}}{\longrightarrow}} $$
(S) Rosenmund reduction (4) $$ \text { Aniline } \underset{273-278 \mathrm{~K}}{\stackrel{\mathrm{NaNO}_2 / \mathrm{HCl}}{\longrightarrow}} $$
(5) $$ \text { Phenol } \stackrel{\mathrm{Zn}, \Delta}{\longrightarrow} $$
A
$$ \mathrm{P} \rightarrow 2 ; \mathrm{Q} \rightarrow 4 ; \mathrm{R} \rightarrow 1 ; \mathrm{S} \rightarrow 3 $$
B
$$ \mathrm{P} \rightarrow 1 ; \mathrm{Q} \rightarrow 3 ; \mathrm{R} \rightarrow 5 ; \mathrm{S} \rightarrow 2 $$
C
$$ \mathrm{P} \rightarrow 3 ; \mathrm{Q} \rightarrow 2 ; \mathrm{R} \rightarrow 1 ; \mathrm{S} \rightarrow 4 $$
D
$$ \mathrm{P} \rightarrow 3 ; \mathrm{Q} \rightarrow 4 ; \mathrm{R} \rightarrow 5 ; \mathrm{S} \rightarrow 2 $$
4
JEE Advanced 2023 Paper 1 Online
MCQ (More than One Correct Answer)
+4
-2
Change Language
Let $S=(0,1) \cup(1,2) \cup(3,4)$ and $T=\{0,1,2,3\}$. Then which of the following statements is(are) true?
A
There are infinitely many functions from $S$ to $T$
B
There are infinitely many strictly increasing functions from $S$ to $T$
C
The number of continuous functions from $S$ to $T$ is at most 120
D
Every continuous function from $S$ to $T$ is differentiable
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