1
JEE Main 2024 (Online) 27th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
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IUPAC name of following compound (P) is:

JEE Main 2024 (Online) 27th January Morning Shift Chemistry - Basics of Organic Chemistry Question 54 English

A
l-Ethyl-5, 5-dimethylcyclohexane
B
3-Ethyl-1,1-dimethylcyclohexane
C
l-Ethyl-3, 3-dimethylcyclohexane
D
1,1-Dimethyl-3-ethylcyclohexane
2
JEE Main 2023 (Online) 15th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
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Which of the following statement is correct for paper chromatography?
A
Water present in the mobile phase gets absorbed by the paper which then forms the stationary phase.
B
Water present in the pores of the paper forms the stationary phase.
C
Paper sheet forms the stationary phase.
D
Paper and water present in its pores together form the stationary phase.
3
JEE Main 2023 (Online) 13th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
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Given below are two statements :

Statement I : Tropolone is an aromatic compound and has $$8 \pi$$ electrons.

Statement II : $$\pi$$ electrons of $$ > \mathrm{C}=\mathrm{O}$$ group in tropolone is involved in aromaticity.

In the light of the above statements, choose the correct answer from the options given below:

A
Statement I is false but Statement II is true
B
Both Statement I and Statement II are false
C
Statement I is true but Statement II is false
D
Both Statement I and Statement II are true
4
JEE Main 2023 (Online) 13th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Among the following compounds, the one which shows highest dipole moment is

A
JEE Main 2023 (Online) 13th April Morning Shift Chemistry - Basics of Organic Chemistry Question 71 English Option 1
B
JEE Main 2023 (Online) 13th April Morning Shift Chemistry - Basics of Organic Chemistry Question 71 English Option 2
C
JEE Main 2023 (Online) 13th April Morning Shift Chemistry - Basics of Organic Chemistry Question 71 English Option 3
D
JEE Main 2023 (Online) 13th April Morning Shift Chemistry - Basics of Organic Chemistry Question 71 English Option 4
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