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

How will you prepare the given compound from benzene? You may use any inorganic reagent and any organic reagent having not more than one carbon atom. Phenylacetic acid

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प्रश्न

How will you prepare the given compound from benzene? You may use any inorganic reagent and any organic reagent having not more than one carbon atom.

Phenylacetic acid

रासायनिक समीकरणे/रचना
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उत्तर

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पाठ 8: Aldehydes, Ketones and Carboxylic Acids - Exercises [पृष्ठ २५६]

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एनसीईआरटी Chemistry Part 1 and 2 [English] Class 12
पाठ 8 Aldehydes, Ketones and Carboxylic Acids
Exercises | Q 8.14 (iv) | पृष्ठ २५६

संबंधित प्रश्‍न

On acid hydrolysis, propane nitrile gives.


Identify ‘A' and ‘B’ in the following reaction :

C6H5MgBr + C02 `(`> ‘A’   `(PCl_5)/()`> ‘B’

 


Write the structures of A and B in the following reactions


Predict the products of the following reactions:


Show how the following compound can be converted to benzoic acid.

Ethylbenzene


Show how the following compound can be converted to benzoic acid.

Bromobenzene


An organic compound (A) (molecular formula C8H16O2) was hydrolysed with dilute sulphuric acid to give a carboxylic acid (B) and an alcohol (C). Oxidation of (C) with chromic acid produced (B). (C) on dehydration gives but-1-ene. Write equations for the reactions involved.


How will you prepare the given compound from benzene? You may use any inorganic reagent and any organic reagent having not more than one carbon atom.

p-Nitrobenzoic acid


Name the reagents used in the following reactions:


What is the action of following reagents on glucose?
1. Bromine water
2. Hydroxylamine


Through which of the following reactions number of carbon atoms can be increased in the chain?

(i) Grignard reaction

(ii) Cannizaro’s reaction

(iii) Aldol condensation

(iv) HVZ reaction


Substitution of one alkyl group by replacing hydrogen of primary amines


Which of the following substance produced acetaldehyde on dry distillation?


Benzoic acid can be obtained by the oxidation of all of the following EXCEPT ______.


The end product Y in the sequence of reaction:

\[\ce{RX ->[CN^-] X ->[NaOH] Y}\] is:


Y is:


A compound 'X' with molecular formula C3H8O can be oxidised to a compound 'Y' with the molecular formula C3H6O2 'X' is most likely to be ______.


Fill in the blanks by choosing the appropriate words from those given in the brackets:

[stable, low, aldehyde, unstable, 6, 4, ethane, Clemmensen’s, 2, 3, carboxylic acid, high, propane, Rosenmund's]

The primary alcohols are easily oxidised first into ______ and then into ______.


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