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

Show how is the following alcohol prepared by the reaction of a suitable Grignard reagent on methanal? CH2OH - Chemistry

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प्रश्न

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

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उत्तर

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अध्याय 11: Alcohols, Phenols and Ethers - Intext Questions [पृष्ठ ३२५]

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एनसीईआरटी Chemistry [English] Class 12
अध्याय 11 Alcohols, Phenols and Ethers
Intext Questions | Q 4.2 | पृष्ठ ३२५

संबंधित प्रश्न

Name the reagents used in the following reactions:


Write the main product(s) in each of the following reactions:


Name the reagents used in the following reactions:


How is the following conversion carried out?

\[\ce{Propene -> Propan-2-ol}\]


How is the following conversion carried out?

\[\ce{Ethyl magnesium chloride -> Propan-1-ol}\]


Show how you would synthesise the following alcohol from an appropriate alkene?


How will you convert: Phenol to 2, 4, 6 − trinitrophenol?


Ketones react with Grignard reagent to produce ____________.


Aldehydes are reduced to the corresponding alcohols by the addition of hydrogen in the presence of catalysts to form ____________.


Commercially carboxylic acids are reduced to alcohols by converting them to the ______.


Identify ‘C’ in the following:


How can propan-2-one be converted into tert- butyl alcohol?


Why is the reactivity of all the three classes of alcohols with conc. \[\ce{HCl}\] and \[\ce{ZnCl2}\] (Lucas reagent) different?


Explain a process in which a biocatalyst is used in industrial preparation of a compound known to you.


The Wittig reaction is a reaction between a carbonyl compound (aldehyde or ketone only) and a species known as a phosphoniumylide. What is the expected final product in the Wittig reaction?


Carboxylic acids are more acidic than phenol and alcohol because of


When alcohol react with concentrated H2SO4 intermediate compound formed is


An aldehyde isomeric with allyl alcohol gives phenyl hydrazone. Pick out a ketone that too gives a phenyl hydrazone containing the same percentage of nitrogen.


\[\ce{C3H8O ->[{[O]}][K2Cr2O7/H2SO4] C3H6O ->[I2 + NaOH(aq.)] CHI3}\]

In this reaction the first compound is:


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