Advertisements
Advertisements
प्रश्न
What is the action of the following regent on propanal?
Sodium Bisulphite
Advertisements
उत्तर
\[\begin{array}{cc}
\phantom{.....}\ce{O}\phantom{.......................................}\ce{OH}\\
\phantom{...}||\phantom{........................................}|\\
\ce{\underset{Propanal}{CH2 - CH2} - C - H + \underset{Sodium Bisulphite}{NaHSO3} -> H3C - CH2 - C - SO3Na^+}\\
\phantom{............................................}|\\
\phantom{............................................}\ce{H}\end{array}\]
APPEARS IN
संबंधित प्रश्न
Write reaction showing aldol condensation of cyclohexanone.
Addition of sodium bisulphite to ethanol is ____________ type of reaction.
Write reactions for the action of the following reagents on p-chlorobenzaldehyde.
Phenyl hydrazine
Which of the following is Schiff's reagent?
Identify B in the following reaction,
\[\ce{Acetaldoxime ->[Na][alcohol] A ->[NaNO2][HCl] B + H2O + N2\uparrow}\]
Which of the following represents the structure of isopropyl methyl ketone?
Acetone on Clemmensen reduction gives ____________.
The compound which does NOT undergo haloform reaction is ____________.
Which of the following will give positive iodoform test?
Which of the following is Clemmensen reduction?
Which of the following is a Wolf - Kishner reduction?
\[\ce{CH2 = CH2 ->[i) O3][ii) Zn/H2O] X ->[NH3] Y}\] ‘Y’ is:
Assertion: 2, 2-dimethyl propanoic acid does not give HVZ reaction.
Reason: 2-2, dimethyl propanoic acid does not have α-hydrogen atom.
Which of the following represents the correct order of acidity in the given compounds.
\[\ce{CH3Br ->[KNC] (A) ->[H3O^+] (B) ->[PCl5] (C)}\] product (C) is:
Identify the product formed in the reaction.
Which one of the following reaction is an example of disproportionation reaction.
In which of the following reactions new carbon-carbon bond is not formed?
Identify X and Y.
\[\ce{CH3COCH2CH2COOC2H5 ->[CH3MgBr] X ->[H3O^+] Y}\]
Identify A, B and C.
How is the following conversion effected phenyl methanal into benzoic acid?
How will you prepare lactic acid from ethanol?
Which of the following compound will show a positive silver mirror test?
The reagent used in Wolf - Kishner reduction is ______.
Aldehydes are readily oxidised to yield carboxylic acids but ketones are inert to oxidation. Which is the most likely explanation regarding this difference in reactivity?
Identify B in the following reaction:
\[\begin{array}{cc}
\ce{O}\phantom{........}\\
||\phantom{........}\\
\ce{\underset{(Acetone)}{CH3 - C - CH3}->[CrO3] B}
\end{array}\]
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.
