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JEE Main 2021 (Online) 20th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
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JEE Main 2021 (Online) 20th July Morning Shift Chemistry - Basics of Organic Chemistry Question 165 English
Among the given species the Resonance stabilised carbocations are :
A
(C) and (D) only
B
(A), (B) and (D) only
C
(A) and (B) only
D
(A), (B) and (C) only
2
JEE Main 2021 (Online) 18th March Evening Shift
MCQ (Single Correct Answer)
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-1
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In the following molecule,

JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Basics of Organic Chemistry Question 166 English
Hybridisation of Carbon a, b, and c respectively are :
A
sp3, sp2, sp2
B
sp3, sp, sp2
C
sp3, sp2, sp
D
sp3, sp, sp
3
JEE Main 2021 (Online) 18th March Morning Shift
MCQ (Single Correct Answer)
+4
-1
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Compound with molecular formula C3H6O can show :
A
Positional isomerism
B
Both positional isomerism and metamerism
C
Metamerism
D
Functional group isomerism
4
JEE Main 2021 (Online) 17th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
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Nitrogen can be estimated by Kjeldahl's method for which of the following compound?
A
JEE Main 2021 (Online) 17th March Evening Shift Chemistry - Basics of Organic Chemistry Question 168 English Option 1
B
JEE Main 2021 (Online) 17th March Evening Shift Chemistry - Basics of Organic Chemistry Question 168 English Option 2
C
JEE Main 2021 (Online) 17th March Evening Shift Chemistry - Basics of Organic Chemistry Question 168 English Option 3
D
JEE Main 2021 (Online) 17th March Evening Shift Chemistry - Basics of Organic Chemistry Question 168 English Option 4
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