EASY
Earn 100

Chain isomers of is/are
(a)2
(b)3
(c)4
(d)5

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Important Questions on Organic Chemistry- Some Basic Principles and Techniques
HARD
Which of the following compounds will show the maximum 'enol' content?

EASY
The number of isomers which are ether and having the molecular formula , is:

MEDIUM
The compound that readily tautomerizes is

MEDIUM
Tautomerism is not exhibited by:

MEDIUM
Given,
Which of the given compounds can exhibit tautomerism?

MEDIUM
Which one of the following is not an isomer of -methylbut- -yne?

MEDIUM
Number of constitutional isomers of alkane with formula is

EASY
The following compounds
are

HARD
The enolic form of ethyl acetoacetate as below has:


MEDIUM
Which among the given molecules can exhibit tautomerism ?


MEDIUM
Which of the following carbonyl compounds will exhibit enolization?
(i)
(ii)
(iii)
(iv)
(v)

EASY
The correct statement regarding a carbonyl compound with a hydrogen atom on its alpha carbon, is:

MEDIUM
The number of isomers of is:

MEDIUM
How many isomers are possible for an alkane having molecular formula

EASY
Which of the following is NOT a pair of functional isomers?

EASY
Compound with molecular formula can show:

MEDIUM
Assertion A : Enol form of acetone exists in quantity. However, the enol form of acetyl acetone exists in approximately quantity.
Reason R : enol form of acetyl acetone is stabilized by intramolecular hydrogen bonding, which is not possible in enol form of acetone.
Choose the correct statement:

EASY
The maximum number of isomeric ethers with the molecular formula is

MEDIUM
Which of the following pairs of compounds are positional isomers?

EASY
In the following structure, the double bonds are marked as and .

Geometrical isomerism is not possible at the site(s):

