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प्रश्न
What is the action of following on proponal?
Hydroxyl amine
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उत्तर
Propanal will undergo an addition elimination reaction with hydroxyl amine to give corresponding oxime derivative containing C = N bonds (imine).
संबंधित प्रश्न
Answer in brief.
Formic acid is stronger than acetic acid. Explain.
Arrange the following carboxylic acids with increasing order of their acidic strength and justify your answer.
1) 
2) 
3) 
Correct order of acid strength for
- acetic acid
- fluoroacetic acid
- 4-Nitrobenzoic acid
- 4-Methyl benzoic acid is ______.
Write the structure of the product formed when carboxylic acid is heated with a dehydrating agent like P2O5
What is the action of following on proponal?
Hydrazine
Write the preparation reactions for acid amide from the following.
Carboxylic acid
Write the preparation reactions for acid amide from the following.
Acid chloride
Write chemical reactions to convert –COOH group of acetic acid into the following.
C2H5OH
Write reaction for preparation of acetophenone from benzoyl chloride.
In the reaction,
\[\ce{CH3COOH ->[SOCl2] X ->[Sodium salt of carboxylic acid] Y}\].
The compound Y was found to be a mixed acid anhydride. Thus, the sodium salt of carboxylic acid used CANNOT be ____________.
Which is the gas evolved when carboxylic acids react with strongly electropositive metals (such as Na, K, Ca, Zn)?
The product of the reaction between dialkyl cadmium and acyl chloride is a/an ____________.
In the following reaction:
The product X is:
A flavouring agent found in oil of wintergreen is ______.
Which of the following carboxylic acids will have the highest acidity?
The elimination of CO2 from a carboxylic acid is known as ____________.
What amount of dinitrogen contains 3.6 × 1018 molecules?
The oxidation number of B in NaBH4 is ____________.
Which of the following carboxylic acids ha highest acidic strength?
The number of bonding pairs and lone pairs of electrons present in the central atom of ammonia molecular are respectively.
Identify the product ‘B’ in the following sequence of reactions.
\[\ce{\underset{}{Methylpropanoate} ->[Δ][dil. NaOH] \underset{\underset{}{}}{A}->[H+][Conc. HCl] \underset{\underset{}{}}{B}}\]
Which of the following can not be oxidised to give carboxylic acid?
