Advertisements
Advertisements
Question
Answer in brief.
What is the action of hydrazine on cyclopentanone in presence of KOH in ethylene glycol?
Advertisements
Solution
RELATED QUESTIONS
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.
\[\ce{R-CHO + 2Ag(NH_{3})^{+}_{2} + OH^{-}->[\triangle] R-CO{O}^{-} + 2Ag↓ + 4NH3 + 2H2O}\]
Write reaction showing aldol condensation of cyclohexanone.
Addition of sodium bisulphite to ethanol is ____________ type of reaction.
Write a reaction to distinguish acetaldehyde from acetone
Aldol condensation between which of the following compounds followed by dehydration gives 4-Methylpent-3-en-2-one?
Benzaldehyde gives all tests positive EXCEPT ____________.
ln which of the following reactions, both oxidised and reduced forms of the same compound are obtained?
If acetaldehyde is treated with Fehling's solution, the change that occurs in the system is ____________.
Compounds of general formula, are called ____________.
\[\begin{array}{cc} \phantom{...}\ce{R}\phantom{....}\ce{OR''}\phantom{}\\ \phantom{}\backslash\phantom{..}/\\ \ce{C}\\ \phantom{}/\phantom{..}\backslash\\ \phantom{...}\ce{R'}\phantom{...}\ce{OR''}\phantom{} \end{array}\]
In Clemmensen's reaction, ketone gives ____________.
Compounds of general formula, are called ____________.
\[\begin{array}{cc} \phantom{...}\ce{R}\phantom{....}\ce{OR'}\phantom{}\\ \phantom{}\backslash\phantom{..}/\\ \ce{C}\\ \phantom{}/\phantom{..}\backslash\\ \phantom{...}\ce{H}\phantom{....}\ce{OR'}\phantom{} \end{array}\]
Following reaction is an example of ____________.
\[\ce{Benzaldehyde ->[Nitration] {m}-Nitrobenzaldehyde}\]
\[\ce{CH2 = CH2 ->[i) O3][ii) Zn/H2O] X ->[NH3] Y}\] ‘Y’ is:
Phenyl methanal is reacted with concentrated NaOH to give two products X and Y. X reacts with metallic sodium to liberate hydrogen X and Y are ____________.
How will you convert benzaldehyde into the following compound?
α-hydroxy phenyl acetic acid
What is the action of HCN on propanone?
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
How is the following conversion effected phenyl methanal into benzoin?
How will you prepare acetaldehyde from ethyne?
Which of the following compound will show a positive silver mirror test?
Which of the following is most reactive towards the addition reaction of hydrogen cyanide to form the corresponding cyanohydrin?
Identify the reaction in which carbonyl group of aldehydes and ketones is reduced to methylene group on treatment with zinc-amalgam and cone. HCI.
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
Write the structure of the products obtained from the following ketones by action of hydrazine in presence of strong base KOH.
Write the structure of the major product of the aldol condensation of benzaldehyde with acetone.
How will you prepare Acetic anhydride from acetic acid.
How will you prepare Acetic anhydride from acetic acid.
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.
