1
JEE Main 2023 (Online) 31st January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Cyclohexylamine when treated with nitrous acid yields $(\mathrm{P})$. On treating $(\mathrm{P})$ with $\mathrm{PCC}$ results in (Q). When $(\mathrm{Q})$ is heated with dil. $\mathrm{NaOH}$ we get $(\mathrm{R})$ The final product (R) is :
A
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 43 English Option 1
B
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 43 English Option 2
C
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 43 English Option 3
D
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 43 English Option 4
2
JEE Main 2023 (Online) 31st January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Given below are two statements :

Statement I : $ \mathrm{H}_{2} \mathrm{O}_{2}$ is used in the synthesis of Cephalosporin

Statement II : $ \mathrm{H}_{2} \mathrm{O}_{2}$ is used for the restoration of aerobic conditions to sewage wastes.

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

A
Statement $\mathbf{I}$ is incorrect but Statement $\mathbf{II}$ is correct
B
Statement $\mathbf{I}$ is correct but Statement $\mathbf{II}$ is incorrect
C
Both Statement $\mathbf{I}$ and Statement $\mathbf{II}$ are incorrect
D
Both Statement $\mathbf{I}$ and Statement $\mathbf{II}$ are correct
3
JEE Main 2023 (Online) 31st January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Compound $\mathrm{A}, \mathrm{C}_{5} \mathrm{H}_{10} \mathrm{O}_{5}$, given a tetraacetate with $\mathrm{Ac}_{2} \mathrm{O}$ and oxidation of $\mathrm{A}$ with $\mathrm{Br}_{2}-\mathrm{H}_{2} \mathrm{O}$ gives an acid, $\mathrm{C}_{5} \mathrm{H}_{10} \mathrm{O}_{6}$. Reduction of $\mathrm{A}$ with $\mathrm{HI}$ gives isopentane. The possible structure of $\mathrm{A}$ is
A
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 42 English Option 1
B
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 42 English Option 2
C
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 42 English Option 3
D
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 42 English Option 4
4
JEE Main 2023 (Online) 31st January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
An organic compound $[\mathrm{A}]\left(\mathrm{C}_{4} \mathrm{H}_{11} \mathrm{~N}\right)$, shows optical activity and gives $\mathrm{N}_{2}$ gas on treatment with $\mathrm{HNO}_{2}$. The compound $[\mathrm{A}]$ reacts with $\mathrm{PhSO}_{2} \mathrm{Cl}$ producing a compound which is soluble in $\mathrm{KOH}$. The structure of $\mathrm{A}$ is :
A
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Compounds Containing Nitrogen Question 44 English Option 1
B
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Compounds Containing Nitrogen Question 44 English Option 2
C
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Compounds Containing Nitrogen Question 44 English Option 3
D
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Compounds Containing Nitrogen Question 44 English Option 4
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