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Karnataka Board PUCPUC Science 2nd PUC Class 12

Assertion: IUPAC name of the compound CHX3−CH−O−CHX2−CHX2−CHX3|....................CHX3................. is 2-Ethoxy-2-methylethane. Reason: In IUPAC nomenclature, ether is regarded as hydrocarbo

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Question

Assertion: IUPAC name of the compound

\[\begin{array}{cc}
\ce{CH3 - CH - O - CH2 - CH2 - CH3}\\  
|\phantom{....................}\\
\ce{CH3}\phantom{.................}
\end{array}\] is 2-Ethoxy-2-methylethane.

Reason: In IUPAC nomenclature, ether is regarded as hydrocarbon derivative in which a hydrogen atom is replaced by —OR or —OAr group [where R = alkyl group and Ar = aryl group]

Options

  • Assertion and reason both are correct and reason is correct explanation of assertion.

  • Assertion and reason both are wrong statements.

  • Assertion is correct statement but reason is wrong statement.

  • Assertion is wrong statement but reason is correct statement.

  • Both assertion and reason are correct statements but reason is not correct explanation of assertion.

MCQ
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Solution

Assertion is wrong statement but reason is correct statement.

Explanation:

IUPAC name of the compound is 2-propoxypropane.

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Chapter 11: Alcohols, Phenols and Ethers - Multiple Choice Questions (Type - I) [Page 163]

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NCERT Exemplar Chemistry Exemplar [English] Class 12
Chapter 11 Alcohols, Phenols and Ethers
Multiple Choice Questions (Type - I) | Q 63 | Page 163

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