Advertisements
Advertisements
Question
How propanal is converted into propane.
Solution
\[\ce{\underset{(Propanal)}{CH3 - CH2} - CHO + 4[H] ->[Zn-Hg, conc.HCl][Δ] \underset{(Propane)}{CH3 - CH2} - CH3 + H2O}\]
APPEARS IN
RELATED QUESTIONS
Choose the most correct option.
Benzaldehyde does NOT show positive test with ______.
Write the name of the product when ketones react with 1,2-diol in presence of dry HCl.
Aldol condensation between which of the following compounds followed by dehydration gives 4-Methylpent-3-en-2-one?
If acetaldehyde is treated with Fehling's solution, the change that occurs in the system is ____________.
Fehling solution is ____________.
Acetone on Clemmensen reduction gives ____________.
The compound which does NOT undergo haloform reaction is ____________.
Which of the following carbonyl compounds does NOT undergo aldol condensation?
Which of the following is Clemmensen reduction?
Identify the product Y in the following series of reactions.
\[\ce{4-Nitrotoluene ->[(CH3CO)2O/CrO3][273 - 278 K] X ->[H3O^+][\Delta] Y}\]
The formation of cyanohydrin from acetone is an example of ____________.
Which one of the following undergoes reaction with 50% sodium hydroxide solution to give the corresponding alcohol and acid.
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 ____________.
In which of the following reactions new carbon-carbon bond is not formed?
How will you convert benzaldehyde into the following compound?
Benzophenone
What is the action of HCN on propanone?
How is the following conversion effected Hex-3-yne into hexan-3-one?
How is the following conversion effected phenyl methanal into benzoic acid?
Complete the following reaction.
\[\begin{array}{cc}
\ce{CH3 - CH2 - CH2 - C - CH3 ->[HO - CH2 - CH2 - CH2 - OH][dry HCl] ?}\\
||\phantom{.........}\\
\ce{O}\phantom{.........}
\end{array}\]
How will you prepare ethyl acetate from methyl acetate?
How will you prepare acetamide from methyl cyanide?
How will you prepare malachite green from benzaldehyde?
The reagent used in Wolf - Kishner reduction is ______.
Which one of the following substituents at para-position is most effective in stabilizing the phenoxide 
ion?
Which of the following compounds will undergo self-aldol condensation in the presence of cold dilute alkali?
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?
