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प्रश्न
Write reactions for the action of the following reagents on p-chlorobenzaldehyde.
Phenyl hydrazine
उत्तर
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संबंधित प्रश्न
Answer in brief.
Observe the following equation of reaction of Tollens' reagent with aldehyde. How do we know that a redox reaction has taken place? Explain.
\[\ce{R-CHO + 2Ag(NH_{3})^{+}_{2} + OH^{-}->[\triangle] R-CO{O}^{-} + 2Ag↓ + 4NH3 + 2H2O}\]
Answer in brief.
What is the action of hydrazine on cyclopentanone in presence of KOH in ethylene glycol?
_____________ reaction is used to synthesize straight alkyl substituted benzenes.
Explain haloform reaction with suitable example.
Write reactions for the action of the following reagents on p-chlorobenzaldehyde.
Tollen’s reagent
ln which of the following reactions, both oxidised and reduced forms of the same compound are obtained?
Which of the following is a Wolf - Kishner reduction?
\[\ce{CH2 = CH2 ->[i) O3][ii) Zn/H2O] X ->[NH3] Y}\] ‘Y’ is:
In which case, chiral carbon is not generated by reaction with HCN.
Which one of the following undergoes reaction with 50% sodium hydroxide solution to give the corresponding alcohol and acid.
Carboxylic acids have higher boiling points than aldehydes, ketones and even alcohols of comparable molecular mass. It is due to their ____________.
Identify A, B and C.
What is the action of HCN on ethanal?
How is the following conversion effected phenyl methanal into benzoic acid?
Identify A, B and C.
How will you prepare lactic acid from ethanol?
How will you prepare cinnamic acid from benzaldehyde?
How propanal is converted into propane.
Which of the following compound will show a positive silver mirror test?
Which of the following compound will give positive iodoform test?
Which of the following reaction does not involve either oxidation or reduction?
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
Give two examples which undergo Wolf-Kishner reduction.
What is the action of hydrogen cyanide on the following?
Acetone
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
Explain Wolf-Kishner reduction reaction.
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
