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Byju's Answer
Standard X
Chemistry
Gravity Separation
Identity the ...
Question
Identity the redox reaction and classify them
CuO + H
2
=> Cu + H
2
O
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Solution
This reaction is a redox reaction, as CuO gets reduced to Cu (removal of oxygen) and H
2
gets changed to H
2
O, its oxidation (addition of oxygen).
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Similar questions
Q.
Cu + H
2
S ----> CuS + H
2
Is the above-mentioned reaction both displacement and redox?
Q.
Read the redox reaction given below and answer the questions:
C
u
O
+
H
2
⟶
C
u
+
H
2
O
(a) Conversion of
C
u
O
into
C
u
is called _______.
(b) Conversion of
H
2
into
H
2
O
is called _______.
Q.
Identify the reducing agent and the oxidising agent in the reaction (i) and (ii) respectively
(
i
)
Mn
O
2
+
4HCl
→
MnC
l
2
+ 2
H
2
O + C
l
2
(
i
i
)
CuO +
H
2
→
Cu +
H
2
O
Q.
A list of reactions are given below.
(a)
F
e
+
2
H
C
l
→
F
e
C
l
2
+
H
2
(b)
F
e
S
+
2
H
C
l
→
F
e
C
l
2
+
H
2
S
(c)
F
e
+
S
Δ
−
→
F
e
S
(d)
N
a
C
l
+
H
2
S
O
4
<
200
o
C
−
−−−
→
N
a
H
S
O
4
+
H
C
l
(e)
C
u
S
O
4
+
H
2
S
→
C
u
S
+
H
2
S
O
4
(f)
S
+
H
2
S
O
4
→
3
S
O
2
+
H
2
O
Identify redox reactions.
Q.
How
H
2
+
C
l
2
→
2
H
C
l
can be a redox reaction?
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