(C) Kjeldahl's method is based on the principle that organic compounds containing nitrogen are quantitatively decomposed to form $(NH_4)_2SO_4$ when h

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

(C) Kjeldahl's method is based on the principle that organic compounds containing nitrogen are quantitatively decomposed to form $(NH_4)_2SO_4$ when heated with concentrated $H_2SO_4$. In this process,$CuSO_4$ is added to act as a catalyst to speed up the reaction.

Class 11 Chemistry 3 Organic Chemistry: Purification and Characterisation Chemical analysis of organic compounds

Medium

In Kjeldahl's method of estimation of $N$,$CuSO_4$ acts as

A
Oxidising agent
B
Reducing agent
C
Catalytic agent
D
Hydrolysis agent

Explore More

Browse All

Question Bank

All Subjects

Class 11 Questions

Class 11

Chemistry Questions

Chapter

3 Organic Chemistry: Purification and Characterisation

Subtopic

Chemical analysis of organic compounds

Which of the following compounds will not give a positive Lassaigne's test for nitrogen?

Medium

View Solution

How are carbon and hydrogen detected in an organic compound? Explain with reactions.

Medium

View Solution

What is formed when an amine is fused with sodium metal?

Medium

View Solution

Assertion: Potassium can be used in the Lassaigne test.
Reason: Potassium reacts vigorously.

MediumAIIMS 1997

View Solution

Lassaigne's test for the detection of nitrogen fails in

MediumAIPMT 1994

View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial

For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free

For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo

In Kjeldahl's method of estimation of $N$,$CuSO_4$ acts as

Similar Questions

Which of the following compounds will not give a positive Lassaigne's test for nitrogen?

How are carbon and hydrogen detected in an organic compound? Explain with reactions.

What is formed when an amine is fused with sodium metal?

Assertion: Potassium can be used in the Lassaigne test.Reason: Potassium reacts vigorously.

Lassaigne's test for the detection of nitrogen fails in

Vedclass Test Series

Exam Paper Generator

Online Exam Module

Assertion: Potassium can be used in the Lassaigne test.
Reason: Potassium reacts vigorously.