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प्रश्न
What is the action of Zn – Hg / conc. HCl on propanone?
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उत्तर
Propanone on reduction with zinc-amalgam and concentrated hydrochloric acid gives propane
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संबंधित प्रश्न
Write the IUPAC name of the follow
\[\begin{array}\ce{\phantom{--..}O}\\\ce{\phantom{--..}||}\\ \ce{CH2=CH-C-CH3}\end{array}\]
Answer the following in one sentence.
Predict the product of the following reaction:
\[\ce{CH3 - CH2 - COOCH3->[i) AIH(i-Bu)_2][ii) H3O+]}\]?
Answer the following in one sentence.
Name the product obtained by reacting toluene with carbon monoxide and hydrogen chloride in presence of anhydrous aluminium chloride.
Write a reaction for the following conversion.
Benzene to Benzaldehyde.
Draw structure of salicylaldehyde.
The formation of aldehyde from an alkyl cyanide using SnCl2/conc.HCl is known as ____________.
Catalyst used in Rosenmund reduction is ____________.
An acylchloride is hydrogenated over catalyst palladium on barium sulphate to form an aldehyde. This reaction is called as ______.
Which of the following represents Etard's reaction?
Rosenmund reduction of ____________ yields benzaldehyde.
The product of the reaction between dimethylcadmium and acetyl chloride is ____________.
A reaction in which chromyl chloride in presence of CS2 converts methyl group of toluene to aldehydic group on acid hydrolysis is called _________.
Identify 'A' in the following reaction.
\[\ce{A ->[H2][Pd-BaSO4] C6H5CHO + HCl}\]
Given below are two statements labelled as Assertion (A) and Reason (R).
Assertion (A): SO2 is reducing while TeO2 is an oxidising agent.
Reason (R): Reducing property of dioxide decreases from SO2 to TeO2.
Select the most appropriate answer from the options given below:
How ketones are prepared from nitriles?
Which of the following on heating with aqueous KOH, produces acetaldehyde?
Which reagent is used in Etard reaction?
Ozonolysis of 2, 3 dimethyl but-2-ene, followed by decomposition by Zn dust and water gives ______.
What is the action of hydrogen cyanide on the following?
Benzaldehyde
How butanone is prepared from alcohol?
How are the following compound obtained by hydration of alkenes?
tert-butyl alcohol
Explain Rosenmund reduction reaction.
Write the reaction of Ethanoyl chloride on diethylamine.
Write preparation of propanone by using ethanoyl chloride and dimethyl cadmium.
Identify the reagent R used in following transformation.
Identify the suitable reagent for the following conversion.
