Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Chemistry
When aliphatic aldehyde heat with Fehling solution product formed is:
Q. When aliphatic aldehyde heat with Fehling solution product formed is:
2025
255
Rajasthan PMT
Rajasthan PMT 2002
Aldehydes Ketones and Carboxylic Acids
Report Error
A
C
u
O
17%
B
C
u
2
O
38%
C
C
u
S
O
4
37%
D
C
u
8%
Solution:
Aliphatic aldehyde on heating with Fehling solution produces red precipitate of
C
u
2
O
.
R
−
C
H
O
+
2
C
u
(
O
H
)
2
+
N
a
O
H
⟶
RCO
O
−
+
N
a
+
+
Red ppt
C
u
2
O
+
3
H
2
O