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Tardigrade
Question
Chemistry
In Tollen's test for aldehyde, the overall number of electron(s) transferred to the Tollen's reagent formula [ Ag ( NH 3)2]+ per aldehyde group to form silver mirror is .(Round off to the Nearest integer)
Q. In Tollen's test for aldehyde, the overall number of electron(s) transferred to the Tollen's reagent formula
[
A
g
(
N
H
3
)
2
]
+
per aldehyde group to form silver mirror is _______ .(Round off to the Nearest integer)
2602
201
JEE Main
JEE Main 2021
Aldehydes Ketones and Carboxylic Acids
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Answer:
2
Solution:
A
g
N
O
3
+
N
a
O
H
→
A
g
O
H
+
N
a
N
O
3
2
A
g
O
H
→
A
g
2
O
+
H
2
O
A
g
2
O
+
4
N
H
3
+
H
2
O
→
2
A
g
(
N
H
3
)
2
+
+
2
O
⊖
H
Total
2
e
−
transfer to Tollen's reagent
