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1
JEE Main 2021 (Online) 25th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
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Which among the following is the strongest acid ?
A
$$C{H_3}C{H_2}C{H_2}C{H_3}$$
B
JEE Main 2021 (Online) 25th July Evening Shift Chemistry - Basics of Organic Chemistry Question 158 English Option 2
C
JEE Main 2021 (Online) 25th July Evening Shift Chemistry - Basics of Organic Chemistry Question 158 English Option 3
D
JEE Main 2021 (Online) 25th July Evening Shift Chemistry - Basics of Organic Chemistry Question 158 English Option 4
2
JEE Main 2021 (Online) 25th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
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Which one among the following resonating structures is not correct?
A
JEE Main 2021 (Online) 25th July Morning Shift Chemistry - Basics of Organic Chemistry Question 159 English Option 1
B
JEE Main 2021 (Online) 25th July Morning Shift Chemistry - Basics of Organic Chemistry Question 159 English Option 2
C
JEE Main 2021 (Online) 25th July Morning Shift Chemistry - Basics of Organic Chemistry Question 159 English Option 3
D
JEE Main 2021 (Online) 25th July Morning Shift Chemistry - Basics of Organic Chemistry Question 159 English Option 4
3
JEE Main 2021 (Online) 22th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
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Which purification technique is used for high boiling organic liquid compound (decomposes near its boiling point)?
A
Simple distillation
B
Steam ditillation
C
Fractional distillation
D
Reduced pressure distillation
4
JEE Main 2021 (Online) 22th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following compounds does not exhibit resonance?
A
CH3CH2OCH = CH2
B
JEE Main 2021 (Online) 22th July Evening Shift Chemistry - Basics of Organic Chemistry Question 163 English Option 2
C
CH3CH2CH2CONH2
D
CH3CH2CH = CHCH2NH2
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