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प्रश्न
Reaction between Grignard reagent and aldehyde other than formaldehyde leads to formation of _______________
विकल्प
primary alcohol
secondary alcohol
tertiary alcohol
optically active alcohol
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उत्तर
Reaction between Grignard reagent and aldehyde other than formaldehyde leads to formation of secondary alcohol
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संबंधित प्रश्न
Answer in brief.
Give a simple chemical test to distinguish between ethanol and ethyl bromide.
Oxidation of ethyl alcohol using K2Cr2O7/dil H2SO4 leads to formation of _______________
Write IUPAC name of crotonyl alcohol.
With the help of chemical equations show what happens when cumene hydroperoxide is treated with dil. acid.
Write Kolbe’s reaction.
What is the action of following on phenol at low temperature?
- dil. HNO3
- conc. H2SO4
- Br2/CS2
How will you bring about the following conversions?
isopropyl alcohol to acetone
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 ____________.
Number of oxygen atoms present in salicylaldehyde are ______.
\[\ce{C3H8O ->[KMnO4][(Oxidation)] C3H6O2}\]
The compound C3H8O is a/an ____________.
In the Lucas test for alcohols, the appearance of turbidity is due to the formation of ____________.
____________ is used for silvering mirrors.
In phenols, −OH group is attached to ___________ hybridised carbon.
In Raschig's method for synthesis of phenol, the reactants used are ____________.
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 isomer of C4H10O is optically active?
Which of the following compounds does NOT react with sodium metal?
Identify the reagent A used in the following conversion.
\[\ce{Phenol ->[A] Benzoquinone}\]
Which of the following on oxidation yields ethyl methyl ketone?
Identify the alcohol that reacts immediately with Lucas reagent?
Amongst the following alcohols which would react fastest with cone. HCl and ZnCl2?
Which of the following compounds has lowest boiling point?
Which of the following compounds reacts immediately with Lucas reagent?
Write chemical reaction when hot copper is treated with Vapours of 3° (tertiary) alcohol.
Convert the following :
cumene to phenol.
Propene can be converted into propan-1-ol by:
