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प्रश्न
Predict the products formed when cyclohexanecarbaldehyde reacts with the following reagent.
Tollens’ reagent
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उत्तर
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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.
Acetophenone
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.
m-Nitrobenzoic acid
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
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
How is methoxy benzene prepared from carbolic acid?
Name the reagents used in the following reactions:
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
Benzoic acid can be obtained by the oxidation of all of the following EXCEPT ______.
Match List - I with List - II.
| List - I | List - II | ||
| (a) |  \[\ce{->[CO,HCl][Anhyd. AlCl3/CuCl]}\] |
(i) | Hell-Volhard-Zelinsky reaction |
| (b) |
\[\begin{array}{cc}
\ce{O}\phantom{.................}\\ ||\phantom{.................}\\ \ce{R - C - CH3 + NaOX ->} \end{array}\] |
(ii) | Gattermann-Koch reaction |
| (c) | \[\ce{R - CH2 - OH + R'COOH ->[Conc. H2SO4]}\] | (iii) | Haloform reaction |
| (d) | \[\ce{R - CH2COOH ->[(i) X2/Red P][(ii) H2O]}\] | (iv) | Esterification |
Choose the correct answer from the options given below.
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 ______.
