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प्रश्न
Reaction between hot conc. HI and anisole gives ______________
पर्याय
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
Answer in one sentence/ word.
Hydroboration-oxidation of propene gives _________.
Answer in brief.
Explain why phenol is more acidic than ethyl alcohol.
Answer in brief.
Give a simple chemical test to distinguish between ethanol and ethyl bromide.
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).
Write the reaction to get aspirin from salicylic acid.
How will you bring about the following conversions?
isopropyl alcohol to acetone
How will you bring about the following conversions?
2-methyl propan-2-ol to 2-methylpropene
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 of the following compounds is obtained, when phenol react with bromine water?
The secondary alcohol is ____________.
Isobutylene on hydroboration followed by oxidation with hydrogen peroxide in presence of base yields ______.
Identify 'A' and 'B' in the following series of reactions.
The product 'C' in the following reaction is:
\[\ce{CH3CH2Br ->[alc. KCN] {'A'} ->[H3O^+][\Delta] {'B'} ->[i. LiAlH4][ii. H3O^+] {'C'}}\]
The most resistant alcohol towards oxidation reaction is:
\[\ce{Isopropyl alcohol + acidic K2Cr2O7 -> X}\]
Identify product 'X' in the above reactions.
The number of moles of hydrogen gas formed when 2 moles of 2-methylpropan-2-ol reacts with aluminium is ____________.
Which following reagent is used to obtain alkene from alcohol?
Which among the following compounds is used to prepare solid fuel using calcium acetate?
Identify the reagent A used in the following conversion.
\[\ce{Phenol ->[A] Benzoquinone}\]
Identify the alcohol that reacts immediately with Lucas reagent?
Identify the compound amongst the following of which 0.1 M aqueous solution has highest boiling point.
Product (B) in this reaction is:
Amongst the following alcohols which would react fastest with cone. HCl and ZnCl2?
Which of the following compounds has lowest boiling point?
Which among the following is not the method of preparation of phenol?
What is the product obtained in Reimer - Tiemann reaction?
The order of reactivity of hydrogen halides with ether is as follows.
What is the commercial method of preparation of phenol?
Which of the following is trihydric phenol?
