1
JEE Main 2021 (Online) 27th August Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
In the following sequence of reactions, the final product D is :

JEE Main 2021 (Online) 27th August Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 77 English
A
JEE Main 2021 (Online) 27th August Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 77 English Option 1
B
CH3 $$-$$ CH = CH $$-$$ CH2 $$-$$ CH2 $$-$$ CH2 $$-$$ COOH
C
H3C $$-$$ CH = CH $$-$$ CH(OH) $$-$$ CH2 $$-$$ CH2 $$-$$ CH3
D
JEE Main 2021 (Online) 27th August Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 77 English Option 4
2
JEE Main 2021 (Online) 27th August Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The structure of the starting compound P used in the reaction given below is :

JEE Main 2021 (Online) 27th August Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 94 English
A
JEE Main 2021 (Online) 27th August Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 94 English Option 1
B
JEE Main 2021 (Online) 27th August Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 94 English Option 2
C
JEE Main 2021 (Online) 27th August Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 94 English Option 3
D
JEE Main 2021 (Online) 27th August Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 94 English Option 4
3
JEE Main 2021 (Online) 27th August Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Match List - I with List - II :

JEE Main 2021 (Online) 27th August Morning Shift Chemistry - Chemical Bonding & Molecular Structure Question 108 English
Choose the most appropriate answer from the options given below :
A
(a)-(iv), (b)-(i), (c)-(ii), (d)-(iii)
B
(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
C
(a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)
D
(a)-(iv), (b)-(ii), (c)-(i), (d)-(iii)
4
JEE Main 2021 (Online) 27th August Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
In which one of the following molecules strongest back donation of an electron pair from halide to boron is expected?
A
BCl3
B
BF3
C
BBr3
D
BI3
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