Advertisements
Advertisements
प्रश्न
Write chemical reaction for the preparation of phenol from chlorobenzene.
Advertisements
उत्तर
Chlorobenzene is fused with NaOH at 623K and 320 atmospheric pressure. Phenol is obtained by acidification of sodium phenoxide so produced.
APPEARS IN
संबंधित प्रश्न
Give the equations of reactions for the preparation of phenol from cumene.
Write the structures of main products when benzene diazonium chloride (C6 H5 N+2CI−)C6 H5 N2+CI- reacts with the : HBF4/∆
Write the structures of main products when benzene diazonium chloride (C6 H5 N+2CI−)C6 H5 N2+CI- reacts with the :Cu/HBr
What happens when Phenol is oxidised with Na2Cr2O7/H+?
Why phenol undergoes electrophilic substitution more easily than benzene?
Sodium salt of benzene sulphonic acid on fusion with caustic soda gives ____________.
Which of the following will not form phenol or phenoxide?
Which of the following reactions will yield phenol?
| (i) |  |
| (ii) |  |
| (iii) |  |
| (iv) |  |
Name the starting material used in the industrial preparation of phenol.
What happens when reactions:
N-ethylethanamine reacts with benzenesulphonyl chloride.
Benzoic acid reacts with cone. HNO3 and HiSO4 to give:
Oxidation of which of the following by air in presence of vanadium pent oxide given phenol?
Aspirin is also known as
Consider the above reactions, the product A and product B respectively are:
'A' and 'B' in the following reactions are:
Match List - I with List - II.
| List I | List II | ||
| (A) |  |
(I) | Br2 in CS2 |
| (B) | (II) | Na2Cr2O7/H2SO4 | |
| (C) |  |
(III) | Zn |
| (D) |  |
(IV) | CHCl3/NaOH |
Choose the correct answer from the options given below:
