Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Chemistry
Freshly prepared solution of sodium nitroprusside is added to the sodium extract. Appearance of a deep violet colour indicates the presence of
Q. Freshly prepared solution of sodium nitroprusside is added to the sodium extract. Appearance of a deep violet colour indicates the presence of
2301
237
Organic Chemistry – Some Basic Principles and Techniques
Report Error
A
nitrogen
8%
B
sulphur
61%
C
both nitrogen and sulphur
23%
D
halogen
8%
Solution:
N
a
2
S
+
N
a
2
sod. nitroprusside
[
F
e
(
CN
)
5
(
NO
)]
→
sod. thionitroprusside (Violet)
N
a
4
[
F
e
(
CN
)
5
(
NOS
)