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Question
Convert the following :
cumene to phenol.
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Solution
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Answer in brief.
Give the equations of the reactions for the preparation of phenol from isopropyl benezene.
Reaction between hot conc. HI and anisole gives ______________
With the help of chemical equations show what happens when cumene hydroperoxide is treated with dil. acid.
Write chemical equation of acetyl chloride with phenol
What is the action of following on phenol at low temperature?
- dil. HNO3
- conc. H2SO4
- Br2/CS2
What is the action of conc. H2SO4 on carbolic acid at 373 K.
An organic compound gives hydrogen on reaction with sodium metal. It forms an aldehyde with molecular formula C2H4O on oxidation with pyridinium chlorochromate. Give the chemical equations in support of these observations.
Phenol reacts with concentrated nitric acid in the presence of cone. H2SO4 to form ____________.
Which alcohol is difficult to oxidise?
Which of the following compounds is obtained, when phenol react with bromine water?
α-butylene when subjected to hydroboration oxidation reaction, yields ______.
Propane when treated with cold cone. H2SO4 forms a compound which on heating with water gives ______.
Identify 'A' and 'B' in the following series of reactions.
____________ will NOT undergo acetylation.
Which of the following is INCORRECT regarding phenol?
Which of the following alcohols has tertiary allylic carbon?
What is INCORRECT about the product written in the below given reaction?
\[\ce{R - CH2 - OH ->[PCC] R - COOH}\]
(I)
(II) \[\ce{P + Zn ->[\Delta] Q}\]
(III) \[\ce{P ->[Na2Cr2O7][H2SO4] R}\]
Q and R are respectively:
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?
The compound which reacts fastest with Lucas reagent at room temperature is ______.
Identify the compound amongst the following of which 0.1 M aqueous solution has highest boiling point.
Product (B) in this reaction is:
Arrange O - H, C - H and N - H bonds in increasing order of their bond polarity.
Write the chemical reaction when hot copper is treated with Vapours of 2° (secondary) alcohol.
Explain: Phenols are acid while alcohol is neutral.
Propene can be converted into propan-1-ol by:
