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Byju's Answer
Standard IX
Chemistry
Redox Reactions
Zn 2+ aq +2 e...
Question
Z
n
2
+
(
a
q
)
+
2
e
→
Z
n
(
s
)
. This is
A
Oxidation
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B
Reduction
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C
Redox reaction
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D
None of these
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Solution
The correct option is
B
Reduction
2
+
Z
n
e
q
+
2
e
−
→
0
Z
n
s
reduction
.
Suggest Corrections
0
Similar questions
Q.
According to classical idea of redox reactions the given example is of
2 Mg
(s)
+ O
2 (g)
→ 2 MgO
(s)
Q.
Z
n
2
+
(
a
q
)
+
2
e
→
Z
n
(
s
)
. This is
Q.
The reaction :
Z
n
2
+
(
a
q
)
+
2
e
−
→
Z
n
(
s
)
has a electrode potential of
0.76
V
This means:
Q.
The reaction,
Z
n
2
+
(
a
q
)
+
2
e
−
→
Z
n
(
s
)
is:
Q.
The redox reaction
Z
n
(
s
)
+
P
b
C
l
2
(
a
q
)
⟶
P
b
(
s
)
+
Z
n
C
l
2
(
a
q
)
can be represented as following half equations :
Z
n
(
s
)
⟶
Z
n
2
+
(
a
q
)
+
2
e
−
(oxidation) and
P
b
2
+
(
a
q
)
+
2
e
−
⟶
P
b
(
s
)
(reduction).
If true enter 1, else enter 0.
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