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The minimum number of carbon atoms that should be present in an organic compound to be able to show position isomerism is :

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Important Questions on Some Basic Principles of Organic Chemistry

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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
Which one of the following pairs of isomers is an example of metamerism?
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
Which of the following is NOT a pair of functional isomers?
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
Compound with molecular formula C3H6O can show:
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
Alcohols with molecular formula CnH2n+2O are isomeric with
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
Number of constitutional isomers of alkane with formula C6H14 is
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
The compound which shows metamerism is:
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism

The following compounds

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are
 

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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
What are structural isomers? Name the first member of alkanes that shows structural isomers.
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
How many isomers are possible for an alkane having molecular formula C5H12?
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
Which one of the following is not an isomer of 3 -methylbut- 1 -yne?
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
(i) The IUPAC name of acetone is ___________
(ii) The corresponding functional isomer of acetone is ___________
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
The maximum number of isomeric ethers with the molecular formula C4H10O is
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
Draw the structure of the isomers of pentane.
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism

Compounds A and C in the following reaction are

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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism

Write the structural formula of the two isomers of butane.

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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
What is isomerism? How many structural isomers can you draw for pentane?
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
Write the structural formula of any two position isomers of an alcohol with molecular formula C5H12O.
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
The number of isomers of C5H12 is:
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
The number of isomers which are ether and having the molecular formula C4H10O , is:
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Chemistry>Organic Chemistry>Some Basic Principles of Organic Chemistry>Structural Isomerism
Which of the following pairs of compounds are positional isomers?