Advertisements
Advertisements
Question
The reagents used to convert phenol to 2,4,6-tribromophenol is _____________
Options
Br2/CS2
Br2/CCl4
Br2/H2O
KBr aq.
Advertisements
Solution
The reagents used to convert phenol to 2,4,6-tribromophenol is Br2/H2O
RELATED QUESTIONS
Answer in brief.
Explain why phenol is more acidic than ethyl alcohol.
Write two points of difference between the properties of phenol and ethyl alcohol.
An ether (A), C5H12O, when heated with excess of hot HI produce two alkyl halides which on hydrolysis form compound (B) and (C), oxidation of (B) gave and acid (D), whereas oxidation of (C) gave a ketone (E). Deduce the structural formula of (A), (B), (C), (D), and (E).
Reaction between Grignard reagent and aldehyde other than formaldehyde leads to formation of _______________
With the help of chemical equations show what happens when cumene hydroperoxide is treated with dil. acid.
Draw intramolecular hydrogen bonding structure in o-nitrophenol.
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
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.
Which alcohol is difficult to oxidise?
Phenol is obtained from cumene ____________.
The CORRECT decreasing order of boiling points for isomeric primary (1°), secondary (2°) and tertiary (3°) alcohols is ____________.
Phenol is ____________.
Isobutylene on hydroboration followed by oxidation with hydrogen peroxide in presence of base yields ______.
Cumene is used in the commercial method for the manufacture of ____________.
Which of the following is INCORRECT regarding phenol?
Identify reagents X, Y and Z.
In Raschig's method for synthesis of phenol, the reactants used are ____________.
(I)
(II) \[\ce{P + Zn ->[\Delta] Q}\]
(III) \[\ce{P ->[Na2Cr2O7][H2SO4] R}\]
Q and R are respectively:
Which among the following is allylic secondary alcohol?
Identify the product obtained when phenol is treated with bromine water?
The compound which reacts fastest with Lucas reagent at room temperature is ______.
Which among the following is not the method of preparation of phenol?
What is the product obtained in Reimer - Tiemann reaction?
The chemical test that distinguish between benzoic acid and phenol is ______.
Arrange O - H, C - H and N - H bonds in increasing order of their bond polarity.
What is the name of isopropyl alcohol according to the carbinol system?
Which of the following is trihydric phenol?
