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Standard XII

Chemistry

Straight Chain Hydrocarbons

A hydrocarbon...

Question

A hydrocarbon has molecular formula $C_{7} H_{16}$ which on monochlorination with $C l_{2} / h v$ gives six constitutional isomers. Predict the structure of the hydrocarbon.

2-Methylhexane

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2,3-Dimethylpentane

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Both (A) and (B)

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None of these

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Solution

The correct option is A Both (A) and (B)
The compound is either 2-methylhexane and 2,3 dimethylpentane.
The six different carbon atoms, that can be chlorinated are as shown.

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A (C_{10} H_{12})

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H_{2} / P t

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B (C_{10} H_{20})

A on ozonolysis gives

C (C_{8} H_{12} O_{4})

as one product which on heating with sodalime gives

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Q. Compound A with molecular formula

C_{5} H_{10}

gives one monochlorination product. Compound A is :

(a) Explain the term 'isomers'. Give one example of isomers.
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(d) Give the IUPAC names for the following :

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A hydrocarbon has molecular formula C7H16 which on monochlorination with Cl2/hv gives six constitutional isomers. Predict the structure of the hydrocarbon.

The correct option is A Both (A) and (B)The compound is either 2-methylhexane and 2,3 dimethylpentane.The six different carbon atoms, that can be chlorinated are as shown.

A hydrocarbon has molecular formula $C_{7} H_{16}$ which on monochlorination with $C l_{2} / h v$ gives six constitutional isomers. Predict the structure of the hydrocarbon.

The correct option is A Both (A) and (B)
The compound is either 2-methylhexane and 2,3 dimethylpentane.
The six different carbon atoms, that can be chlorinated are as shown.