मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Name the reagent used in the following reaction: Dehydration of propan-2-ol to propene.

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प्रश्न

Name the reagent used in the following reaction:

Dehydration of propan-2-ol to propene.

अति संक्षिप्त उत्तर
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उत्तर

Conc. H2SO4 or H3PO4 at 433-443 K is used as a reagent in the dehydration of propan-2-ol to propene.

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पाठ 7: Alcohols, Phenols and Ethers - Exercises [पृष्ठ २२३]

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एनसीईआरटी Chemistry Part 1 and 2 [English] Class 12
पाठ 7 Alcohols, Phenols and Ethers
Exercises | Q 7.21 (v) | पृष्ठ २२३

संबंधित प्रश्‍न

How will you convert: Propene to Propan-2-ol?


Show how is the following alcohol prepared by the reaction of a suitable Grignard reagent on methanal?

\[\begin{array}{cc}
\ce{CH3 - CH - CH2OH}\\
|\phantom{........}\\
\ce{CH3}\phantom{....}\\
\end{array}\]


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\[{CH}_3 CI \to^{KCN} A \to^{LiAIH} B \to^{{HNO}_2}_{273K} C\]

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\[\ce{CH3CH2CN->[CH3MgBRH/3O+]A->[LiAIH4]B}\]


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\[\begin{array}{cc}
\ce{Cl}\phantom{.........................}\\
|\phantom{..........................}\\
\ce{CH3 - CH - CH3 ->[(i) Alc. KOH][(ii) HBr/peroxide (iii) aq. KOH]}
\end{array}\]


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Statement I: On heating with KHSO4, glycerol is dehydrated and acrolein is formed.

Statement II: Acrolein has a fruity odour and can be used to test glycerol's presence.

Choose the correct option.


Ceric aminonium nitrate and CHCl3/alc. KOH are used for the identification of functional groups present in ______ and ______ respectively.


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