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1
JEE Main 2017 (Online) 8th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
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Which of the following statements is not true about partition chromatography ?
A
Mobile phase can be a gas
B
Stationary phase is a finely divided solid adsorbent
C
Separation depends upon equilibration of solute between a mobile and a stationary phase
D
Paper chromatography is an example of partition chromatography
2
JEE Main 2017 (Online) 8th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
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A mixture containing the following four compounds is extracted with $$1M$$ $$HCl.$$ The compound that goes to aqueous layer is :

JEE Main 2017 (Online) 8th April Morning Slot Chemistry - Basics of Organic Chemistry Question 122 English
A
(I)
B
(II)
C
(III)
D
(IV)
3
JEE Main 2017 (Online) 8th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
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The IUPAC name of the following compound is :

JEE Main 2017 (Online) 8th April Morning Slot Chemistry - Basics of Organic Chemistry Question 121 English
A
1, 1-Dimethyl-2-ethylcylohexane
B
2-Ethyl-1, 1-dimethylcyclohexane
C
1-Ethyl-2,2-dimethylcyclohexane
D
2, 2-Dimethyl-1-ethylcycohexane
4
JEE Main 2017 (Offline)
MCQ (Single Correct Answer)
+4
-1
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Which of the following molecules is least resonance stabilized?
A
JEE Main 2017 (Offline) Chemistry - Basics of Organic Chemistry Question 145 English Option 1
B
JEE Main 2017 (Offline) Chemistry - Basics of Organic Chemistry Question 145 English Option 2
C
JEE Main 2017 (Offline) Chemistry - Basics of Organic Chemistry Question 145 English Option 3
D
JEE Main 2017 (Offline) Chemistry - Basics of Organic Chemistry Question 145 English Option 4
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