Advertisements
Advertisements
प्रश्न
The reagents used to convert phenol to 2,4,6-tribromophenol is _____________
पर्याय
Br2/CS2
Br2/CCl4
Br2/H2O
KBr aq.
Advertisements
उत्तर
The reagents used to convert phenol to 2,4,6-tribromophenol is Br2/H2O
संबंधित प्रश्न
Choose the correct option.
Which is the most resistant alcohol towards oxidation reaction among the following?
Answer in one sentence/ word.
Write the name of the electrophile used in Kolbe’s Reaction.
Write two points of difference between the properties of phenol and ethyl alcohol.
Answer in brief.
Explain why p-nitrophenol is a stronger acid than phenol.
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).
Oxidation of ethyl alcohol using K2Cr2O7/dil H2SO4 leads to formation of _______________
When vapours of tert.butyl alcohol are passed over hot copper, it gives _____________
Arrange the following in decreasing order of acid strength.
CH3OH, CH3–CH2–OH, CH3–CH(OH)–CH3, (CH3)3–C–OH
Write the name of major product when anisole reacts HI at 398 K
With the help of chemical equations show what happens when cumene hydroperoxide is treated with dil. acid.
Name the reagents used to convert phenol into
- picric acid
- p-benzoquinone
How will you bring about the following conversions?
acetone to 2-methylpropan-2-ol
\[\ce{C3H8O ->[KMnO4][(Oxidation)] C3H6O2}\]
The compound C3H8O is a/an ____________.
Which of the following reagents are required in the conversion of phenol to salicylic acid?
Bromination of phenol, will NOT give:
Propane when treated with cold cone. H2SO4 forms a compound which on heating with water gives ______.
What is the product of the following reaction?
\[\ce{CH3 - CH2 - CH2 - OH ->[conc. H2SO4][\Delta]}\]
Phenoxide ion is more stable than phenol due to the ____________.
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 the alcohol that reacts immediately with Lucas reagent?
A reaction of phenol with chloroform in presence of sodium hydroxide to form salicylaldehyde is known as ____________.
Which among the following phenolic compound is most acidic in nature?
Identify the compound amongst the following of which 0.1 M aqueous solution has highest boiling point.
The product C in the following reaction is
What is the action of nitrous acid on aniline?
Which of the following is primary benzylic alcohol?
Which of the following is trihydric phenol?
