Advertisements
Advertisements
प्रश्न
Why do phenols give deep coloration with neutral ferric chloride?
उत्तर
Phenols give deep coloration with neutral ferric chloride due to the formation of ferric phenoxide.
APPEARS IN
संबंधित प्रश्न
Which is the best reagent for carrying out the following conversion?
Choose the correct option.
Which of the following is the least acidic compound?
Choose the correct option.
The compound incapable of hydrogen bonding with water is _________.
Answer in one sentence/ word.
Write the structure of optically active alcohol having molecular formula C4H10O
Draw the structure of the major product of hydroboration-oxidation of propene.
Which of the following is not dihydric phenol?
Which of the following benzylic alcohol is tertiary alcohol?
Which of the following Grignard reagents, is used to prepare 2-methylpentan-2-ol from acetone?
Which of the following benzylic alcohol is tertiary alcohol?
How many hydroxyl groups are present in hydroxyquinol?
The number of secondary hydroxyl groups in ribose is ____________.
Which of the following is NOT a dihydric phenol?
Which of the following is dihydric phenol?
Identify the products A and B in the following reaction.
\[\ce{Ethylpropanoate ->[(i) LiAlH4][(ii) H3O^+] A + B}\]
Methoxy ethane on reaction with hot concentrated HI gives ____________.
Which of the following alcohols is NOT having \[\ce{C_{sp^3} - OH}\] bond?
Write chemical reactions of following reagents on methoxyethane:
hot HI
Explain hydrolysis of ethers.