Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Chemistry
In Kjeldahl’s method of estimation of nitrogen, CuSO4 acts as
Q. In Kjeldahl’s method of estimation of nitrogen,
C
u
S
O
4
acts as
1649
241
UPSEE
UPSEE 2008
Report Error
A
oxidising agent
B
reducing agent
C
catalytic agent
D
hydrolysis agent
Solution:
Kjeldahl’s method is used for the estimation of nitrogen. The organic compound is heated with conc.
H
2
S
O
4
in presence of
K
2
S
O
4
(used to elevate boiling point of
H
2
S
O
4
) and
C
u
S
O
4
(used as catalyst) to convert all the nitrogen into
(
N
H
4
)
2
S
O
4