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Manipal Entrance Test 2020 Chemistry Paper
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© examsnet.com
Question : 50
Total: 50
K
2
[
H
g
l
4
]
detects the following ion
C
l
−
N
O
2
−
N
O
3
−
N
H
4
+
Validate
Solution:
Analysis of
N
H
4
+
cation
Take small amount of salt in the test tube and add
N
a
O
H
and heat. Add Nessler's reagent
[
K
2
H
g
I
4
]
to the solution, brown ppt is obtained. It confirmed
N
H
4
+
ion.
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