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1
JEE Main 2021 (Online) 18th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The oxidation states of nitrogen in NO, NO2, N2O and NO$$_3^ - $$ are in the order of :
A
N2O > NO2 > NO > NO$$_3^ - $$
B
NO > NO2 > N2O > NO$$_3^ - $$
C
NO2 > NO$$_3^ - $$ > NO > N2O
D
NO$$_3^ - $$ > NO2 > NO > N2O
2
JEE Main 2021 (Online) 18th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
An organic compound "A" on treatment with benzene sulphonyl chloride gives compound B. B is soluble in dil. NaOH solution. Compound A is :
A
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Compounds Containing Nitrogen Question 168 English Option 1
B
C6H5 $$-$$ NHCH2CH3
C
C6H5 $$-$$ N $$-$$ (CH3)2
D
C6H5 $$-$$ CH2NHCH3
3
JEE Main 2021 (Online) 18th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Main products formed during a reaction of 1-methoxy naphthalene with hydroiodic acid are :
A
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Haloalkanes and Haloarenes Question 110 English Option 1
B
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Haloalkanes and Haloarenes Question 110 English Option 2
C
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Haloalkanes and Haloarenes Question 110 English Option 3
D
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Haloalkanes and Haloarenes Question 110 English Option 4
4
JEE Main 2021 (Online) 18th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 173 English
Consider the above reaction, the product 'X' and 'Y' respectively are :
A
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 173 English Option 1
B
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 173 English Option 2
C
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 173 English Option 3
D
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 173 English Option 4

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