Question
Describe the following :
Cannizzaro reaction
Cannizzaro reaction
✓
Answer
Cannizzaro reaction : Aldehydes without $\alpha$-hydrogenation shows auto oxidation and reduction (Disproportionation) in presence of conc. Alkali $( NaOH$ or KOH $)$.
In this reaction one mulecule of aldehyde is reduced in Alcohol while another molecule is oxidised in salt of carboxylic acid.
In this reaction one mulecule of aldehyde is reduced in Alcohol while another molecule is oxidised in salt of carboxylic acid.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
A graph between ln k and $\frac{1}{\text{t}}$ for a reaction is given. Here k is rate constant and T is temperature in Kelvin.
→If OA = a and OB = b, answer the following:
- What is the activation energy (Ea) of the reaction?
- What is the frequency factor (A) for the reaction?
The presence of Carbonyl group in glucose is confirmed by its reaction with hydroxylamine. Identify the type of carbonyl group present and its position. Give a chemical reaction in support of your answer.
Give the structures of A, B and C in the following reactions:
→$\text{C}_6\text{H}_5\text{NO}_2\xrightarrow{\text{Fe/HCl}\ \ }\text{A}\xrightarrow{\text{HNO}_2;273\text{K}\ \ }\text{B}\xrightarrow{\text{NH}_3;\Delta\ \ }\text{C}$
Draw the structures of the following compounds.
i. 4-Chloropentan-2-one
ii. 3-Bromo-4-phenylpentanoic acid
i. 4-Chloropentan-2-one
ii. 3-Bromo-4-phenylpentanoic acid
Write a note on tertiary structure of protein compound.
A galvanic cell has electrical potential of 1.1V. If an opposing potential of 1.1V is applied to this cell, what will happen to the cell reaction and current flowing through the cell?
What is Popaff's rule? Explain with example.
Find the oxidation number of Cu in the complex ion: $[Cu(NH_{3})_{4}]^{2+}$
→What is the electric resistance and resistivity ?