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प्रश्न
Reaction between hot conc. HI and anisole gives ______________
विकल्प
phenol and methyl iodide
iodobenzene and methyl alcohol
iodobenzene and methyl iodide
phenol and methyl alcohol
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उत्तर
Reaction between hot conc. HI and anisole gives phenol and methyl iodide
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संबंधित प्रश्न
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 Kolbe’s reaction.
How will you bring about the following conversions?
acetone to 2-methylpropan-2-ol
In the Lucas test for alcohols, the appearance of turbidity is due to the formation of ____________.
Which of the following reagents are required in the conversion of phenol to salicylic acid?
In phenols, −OH group is attached to ___________ hybridised carbon.
Phenol is obtained from cumene ____________.
Phenol is ____________.
Isobutylene on hydroboration followed by oxidation with hydrogen peroxide in presence of base yields ______.
What is the product of the following reaction?
\[\ce{CH3 - CH2 - CH2 - OH ->[conc. H2SO4][\Delta]}\]
Identify 'A' and 'B' in the following series of reactions.
Carbolic acid is oxidised by acidified sodium dichromate to give ______.
+I effect of alkyl groups in alcohols increases the stability of ____________.
Phenoxide ion is more stable than phenol due to the ____________.
Identify reagents X, Y and Z.
The number of moles of hydrogen gas formed when 2 moles of 2-methylpropan-2-ol reacts with aluminium is ____________.
Identify the product B in following conversion.
\[\ce{Chlorobenzene + H2O ->[Cu, 673 K][Pressure] A ->[conc. H2SO4][373 K] B}\]
Which following reagent is used to obtain alkene from alcohol?
Which of the following alcohols is least soluble in water?
Identify the alcohol that reacts immediately with Lucas reagent?
Ethyl alcohol can be prepared from a Grignard reagent by the reaction of ______.
Name the catalyst used in commercial method of preparation of phenol.
The acid, which contains both -OH and -COOR groups is ______.
Which of the following compounds reacts immediately with Lucas reagent?
Arrange O - H, C - H and N - H bonds in increasing order of their bond polarity.
Convert the following :
cumene to phenol.
What is the commercial method of preparation of phenol?
The structure of A in the given reaction is:
