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JEE Main 2024 (Online) 30th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
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Structure of 4-Methylpent-2-enal is :

A
JEE Main 2024 (Online) 30th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 17 English Option 1
B
JEE Main 2024 (Online) 30th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 17 English Option 2
C
JEE Main 2024 (Online) 30th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 17 English Option 3
D
JEE Main 2024 (Online) 30th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 17 English Option 4
2
JEE Main 2024 (Online) 29th January Evening Shift
MCQ (Single Correct Answer)
+4
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Identify the reagents used for the following conversion

JEE Main 2024 (Online) 29th January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 22 English

A
$$\mathrm{A}=\mathrm{LiAlH}_4, \mathrm{~B}=\mathrm{NaOH}_{(\mathrm{aq})}, \mathrm{C}=\mathrm{NH}_2-\mathrm{NH}_2 / \mathrm{KOH} \text {, ethylene glycol }$$
B
$$\mathrm{A}=\mathrm{DIBAL}-\mathrm{H}, \mathrm{B}=\mathrm{NaOH}_{(\mathrm{aq})}, \mathrm{C}=\mathrm{NH}_2-\mathrm{NH}_2 / \mathrm{KOH} \text {, ethylene glycol }$$
C
$$\mathrm{A}=\mathrm{LiAlH}_4, \mathrm{~B}=\mathrm{NaOH}_{(\mathrm{alc})}, \mathrm{C}=\mathrm{Zn} / \mathrm{HCl}$$
D
$$\mathrm{A}=\mathrm{DIBAL}-\mathrm{H}, \mathrm{B}=\mathrm{NaOH}_{(\mathrm{alc})}, \mathrm{C}=\mathrm{Zn} / \mathrm{HCl}$$
3
JEE Main 2024 (Online) 27th January Evening Shift
MCQ (Single Correct Answer)
+4
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The molecular formula of second homologue in the homologous series of mono carboxylic acids is

A
$$\mathrm{C}_2 \mathrm{H}_4 \mathrm{O}_2$$
B
$$\mathrm{C}_2 \mathrm{H}_2 \mathrm{O}_2$$
C
$$\mathrm{CH}_2 \mathrm{O}$$
D
$$\mathrm{C}_3 \mathrm{H}_6 \mathrm{O}_2$$
4
JEE Main 2024 (Online) 27th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
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Highest enol content will be shown by:

A
JEE Main 2024 (Online) 27th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 28 English Option 1
B
JEE Main 2024 (Online) 27th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 28 English Option 2
C
JEE Main 2024 (Online) 27th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 28 English Option 3
D
JEE Main 2024 (Online) 27th January Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 28 English Option 4
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