1
JEE Main 2020 (Online) 5th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following derivatives of alcohols is unstable in an aqueous base?
A
RO—CMe3
B
JEE Main 2020 (Online) 5th September Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 126 English Option 2
C
JEE Main 2020 (Online) 5th September Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 126 English Option 3
D
JEE Main 2020 (Online) 5th September Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 126 English Option 4
2
JEE Main 2020 (Online) 4th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product [C] of the following reaction sequence will be : JEE Main 2020 (Online) 4th September Evening Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 129 English
A
JEE Main 2020 (Online) 4th September Evening Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 129 English Option 1
B
JEE Main 2020 (Online) 4th September Evening Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 129 English Option 2
C
JEE Main 2020 (Online) 4th September Evening Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 129 English Option 3
D
JEE Main 2020 (Online) 4th September Evening Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 129 English Option 4
3
JEE Main 2020 (Online) 4th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
An organic compound (A) (molecular formula C6H12O2) was hydrolysed with dil. H2SO4 to give a carboxylic acid (B) and an alcohol (C). ‘C’ gives white turbidity immediately when treated with anhydrous ZnCl2 and conc. HCl. The organic compound (A) is :
A
JEE Main 2020 (Online) 4th September Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 131 English Option 1
B
JEE Main 2020 (Online) 4th September Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 131 English Option 2
C
JEE Main 2020 (Online) 4th September Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 131 English Option 3
D
JEE Main 2020 (Online) 4th September Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 131 English Option 4
4
JEE Main 2020 (Online) 4th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
[P] on treatment with Br2/FeBr3 in CCl4 produced a single isomer C8H7O2Br while heating [P] with sodalime gave toluene. The compound [P] is
A
JEE Main 2020 (Online) 4th September Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 130 English Option 1
B
JEE Main 2020 (Online) 4th September Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 130 English Option 2
C
JEE Main 2020 (Online) 4th September Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 130 English Option 3
D
JEE Main 2020 (Online) 4th September Morning Slot Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 130 English Option 4
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