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प्रश्न
Write the reactions involved in the preparation of phenol from benzene sulfonic acid.
उत्तर
Preparation of phenol from benzene sulfonic acid:
संबंधित प्रश्न
Answer in one sentence/ word.
Hydroboration-oxidation of propene gives _________.
Answer in one sentence/ word.
Write the IUPAC name of alcohol having molecular formula C4H10O which is resistant towards oxidation.
Answer in one sentence/ word.
Write the name of the electrophile used in Kolbe’s Reaction.
What is the action of following on phenol at low temperature?
- dil. HNO3
- conc. H2SO4
- Br2/CS2
Write chemical reactions to convert phenol into salicyaldehyde. Write the name of the reaction. What happens when if CCl4 is used instead of CHCl3 in the above reaction.
\[\ce{C3H8O ->[KMnO4][(Oxidation)] C3H6O2}\]
The compound C3H8O is a/an ____________.
In the Lucas test for alcohols, the appearance of turbidity is due to the formation of ____________.
α-butylene when subjected to hydroboration oxidation reaction, yields ______.
Phenol is obtained from cumene ____________.
Phenol is ____________.
Propane when treated with cold cone. H2SO4 forms a compound which on heating with water gives ______.
____________ will NOT undergo acetylation.
Phenoxide ion is more stable than phenol due to the ____________.
Sodium benzene sulphonate reacts with NaOH and then on acidic hydrolysis, it gives __________.
Which of the following alcohols has tertiary allylic carbon?
The number of moles of hydrogen gas formed when 2 moles of 2-methylpropan-2-ol reacts with aluminium is ____________.
What is INCORRECT about the product written in the below given reaction?
\[\ce{R - CH2 - OH ->[PCC] R - COOH}\]
Identify the product B in following conversion.
\[\ce{Chlorobenzene + H2O ->[Cu, 673 K][Pressure] A ->[conc. H2SO4][373 K] B}\]
The number of σ bonds in carbolic acid is ______.
Which of the following compounds does NOT react with sodium metal?
Identify 'Z' in the following series of reaction:
\[\ce{Butan - 2 - ol ->[PCl3] X ->[alco. KOH] Y ->[i) H2SO4][ii) H-OH/heat] Z}\]
Identify product B in the following conversion?
\[\ce{Phenol ->[NaOH] A ->[CH3I] B}\]
Which of the following alcohols is NOT prepared by reduction of carbonyl compounds?
Identify the product obtained when phenol is treated with bromine water?
The product C in the following reaction is
