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प्रश्न
When vapours of tert.butyl alcohol are passed over hot copper, it gives _____________
विकल्प
butanal
butanoic acid
butanone
isobutylene
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उत्तर
When vapours of tert.butyl alcohol are passed over hot copper, it gives isobutylene
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संबंधित प्रश्न
Write two points of difference between the properties of phenol and ethyl alcohol.
Answer in brief.
Give the equations of the reactions for the preparation of phenol from isopropyl benezene.
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 IUPAC name of crotonyl alcohol.
Write chemical equation of acetyl chloride with phenol
How will you bring about the following conversions?
isopropyl alcohol to acetone
Bromination of phenol, will NOT give:
The secondary alcohol is ____________.
Propane when treated with cold cone. H2SO4 forms a compound which on heating with water gives ______.
Cumene is used in the commercial method for the manufacture of ____________.
\[\ce{CH3 - CH = CH2 ->[HBr][Peroxide] A}\]
Identify A.
The product 'C' in the following reaction is:
\[\ce{CH3CH2Br ->[alc. KCN] {'A'} ->[H3O^+][\Delta] {'B'} ->[i. LiAlH4][ii. H3O^+] {'C'}}\]
Which of the following alcohols has tertiary allylic carbon?
\[\ce{Isopropyl alcohol + acidic K2Cr2O7 -> X}\]
Identify product 'X' in the above reactions.
The number of σ bonds in carbolic acid is ______.
Identify product B in the following conversion?
\[\ce{Phenol ->[NaOH] A ->[CH3I] B}\]
A reaction of phenol with chloroform in presence of sodium hydroxide to form salicylaldehyde is known as ____________.
Identify the role of PDC from the following.
Identify the product X in the following reaction.
\[\ce{Phenol ->[Na2Cr2O7][H2SO4] X}\]
The acid, which contains both -OH and -COOR groups is ______.
Product (B) in this reaction is:
Amongst the following alcohols which would react fastest with cone. HCl and ZnCl2?
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 action of nitrous acid on aniline?
Arrange the following compounds in an increasing order of their solubility in water:
Write chemical reaction when hot copper is treated with Vapours of 3° (tertiary) alcohol.
Which of the following is primary benzylic alcohol?
