1
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
The radical,
NEET 2013 Chemistry - Some Basic Concepts of Organic Chemistry Question 79 English
is aromatic because it has
A
7 p-orbitals and 7 unpaired electrons
B
6 p-orbitals and 7 unpaired electrons
C
6 p-orbitals and 6 unpaired electrons
D
7 p-orbitals and 6 unpaired electrons.
2
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
The structure of isobutyl group in an organic compound is
A
NEET 2013 Chemistry - Some Basic Concepts of Organic Chemistry Question 78 English Option 1
B
NEET 2013 Chemistry - Some Basic Concepts of Organic Chemistry Question 78 English Option 2
C
NEET 2013 Chemistry - Some Basic Concepts of Organic Chemistry Question 78 English Option 3
D
NEET 2013 Chemistry - Some Basic Concepts of Organic Chemistry Question 78 English Option 4
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
Structure of the compound whose IUPAC name is 3-Ethyl-2-hydroxy-4-methylhex-3-en-5-ynoic acid is
A
NEET 2013 Chemistry - Some Basic Concepts of Organic Chemistry Question 77 English Option 1
B
NEET 2013 Chemistry - Some Basic Concepts of Organic Chemistry Question 77 English Option 2
C
NEET 2013 Chemistry - Some Basic Concepts of Organic Chemistry Question 77 English Option 3
D
NEET 2013 Chemistry - Some Basic Concepts of Organic Chemistry Question 77 English Option 4
4
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
Some meta-directing substituents in aromatic substitution are given. Which one is most deactivating ?
A
$$-$$COOH
B
$$-$$ NO2
C
$$-$$ C $$ \equiv $$ N
D
$$-$$ SO3H
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