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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 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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प्रश्न

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]

विकल्प

  • 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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उत्तर

Assertion is wrong statement but reason is correct statement.

Explanation:

IUPAC name of the compound is 2-propoxypropane.

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अध्याय 11: Alcohols, Phenols and Ethers - Multiple Choice Questions (Type - I) [पृष्ठ १६३]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
अध्याय 11 Alcohols, Phenols and Ethers
Multiple Choice Questions (Type - I) | Q 63 | पृष्ठ १६३

संबंधित प्रश्न

Name the following compound according to the IUPAC system.


Write the IUPAC name of the following compound:

\[\begin{array}{cc}
\phantom{........................}\ce{CH3}\\
\phantom{....................}|\\
\ce{CH3 - CH - CH - C - CH3}\\
|\phantom{.........}|\phantom{.........}|\\
\phantom{...}\ce{CH3}\phantom{....}\ce{OH}\phantom{....}\ce{CH3}\\
\end{array}\]


Write the IUPAC name of the following compound:

\[\begin{array}{cc}
\ce{HO - CH2 - CH - CH2 - OH}\\
|\phantom{...}\\
\ce{OH}\phantom{.}\\
\end{array}\]


Write structures of the compounds whose IUPAC names are as follows:

3-Chloromethylpentan-1-ol.


Give the IUPAC name of the following ether:

\[\begin{array}{cc}
\ce{C2H5OCH2 - CH - CH3}\\
\phantom{.........}|\\
\phantom{.............}\ce{CH3}
\end{array}\]


In the dehydration of alcohols to alkenes by heating with concentrated sulphuric acid, the initiation step is:

(1) formation of carbonation

(2) formation of an ester

(3) protonation of the alcohol molecule

(4) elimination of water


Write structural formulae for 1-Ethylcyclohexanol.


Write IUPAC name of the following


Write IUPAC name of the following

\[\begin{array}{cc}\ce{CH3-CH-CH-CH2-OH}\\|\phantom{.....}|\phantom{.......}\\\ce{OH}\phantom{..}\ce{CH3}\phantom{.....}\end{array}\]


Write IUPAC names of the following


In a carbinol system of nomenclature tert.butyl alcohol is named as _______________


HBr reacts fastest with ____________.


Ethylene reacts with Baeyer’s reagent to give ______.


The IUPAC name of the ether CH2 = CH–CH2OCH3 is:


Which of the following gives a positive iodoform test?


Among the following sets of reactants which one produces anisole?


Write the IUPAC name of the following compound.


Draw structure of the following compound.

2. 5-Diethylphenol


Draw structure of the following compound.

Prop-2-en-1-ol


Write IUPAC name of the following compound:

\[\begin{array}{cc}
\phantom{...............}\ce{CH3}\\
\phantom{............}|\\
\ce{CH3 - CH - CH - C - CH3}\\
|\phantom{......}|\phantom{......}|\\
\phantom{...}\ce{CH3}\phantom{...}\ce{OH}\phantom{...}\ce{CH3}
\end{array}\]


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