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प्रश्न
Answer in one sentence/ word.
Write the name of the electrophile used in Kolbe’s Reaction.
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उत्तर
Carbon dioxide
संबंधित प्रश्न
Answer in one sentence/ word.
Write the IUPAC name of alcohol having molecular formula C4H10O which is resistant towards oxidation.
Write two points of difference between the properties of phenol and ethyl alcohol.
Give the reagents and conditions necessary to prepare phenol from Chlorobenzene.
The reagents used to convert phenol to 2,4,6-tribromophenol is _____________
Arrange the following in decreasing order of acid strength.
CH3OH, CH3–CH2–OH, CH3–CH(OH)–CH3, (CH3)3–C–OH
What is the action of following on phenol at low temperature?
- dil. HNO3
- conc. H2SO4
- Br2/CS2
Which of the following reagents are required in the conversion of phenol to salicylic acid?
Which of the following compounds does not react with bromine in alkaline medium?
α-butylene when subjected to hydroboration oxidation reaction, yields ______.
The CORRECT decreasing order of boiling points for isomeric primary (1°), secondary (2°) and tertiary (3°) alcohols is ____________.
The secondary alcohol is ____________.
The number of isomeric alcohols possible with the formula C4H10O is ____________.
Which of the following is INCORRECT regarding phenol?
Sodium benzene sulphonate reacts with NaOH and then on acidic hydrolysis, it gives __________.
The most resistant alcohol towards oxidation reaction is:
What is INCORRECT about the product written in the below given reaction?
\[\ce{R - CH2 - OH ->[PCC] R - COOH}\]
Which of the following conversion explains the acidic nature of alcohols?
Which among the following is allylic secondary alcohol?
Which of the following compounds does NOT react with sodium metal?
Identify 'Z' in the following series of reaction:
\[\ce{Butan - 2 - ol ->[PCl3] X ->[alco. KOH] Y ->[i) H2SO4][ii) H-OH/heat] Z}\]
Which of the following alcohols is NOT prepared by reduction of carbonyl compounds?
Identify the role of PDC from the following.
Product (B) in this reaction is:
Write the chemical reaction when hot copper is treated with Vapours of 1° (primary) alcohol.
Explain: Phenols are acid while alcohol is neutral.
Arrange the following compounds in order of decreasing acidity:
