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Byju's Answer
Standard XII
Chemistry
Introduction to Oxidation and Reduction
2Na s + Cl 2 ...
Question
2
N
a
(
s
)
+
C
l
2
(
g
)
⟶
2
N
a
C
l
(
s
)
1
Open in App
Solution
The correct option is
A
1
The reaction is given below:
2
N
a
(
s
)
+
C
l
2
(
g
)
⟶
2
N
a
C
l
(
s
)
0 0 +1 -1
N
a
is oxidised to
N
a
+
and therefore,
C
l
2
is the oxidising agent (oxidiser).
C
l
2
is reduced to
C
l
⊖
and therefore,
N
a
is the reducing agent (reducer).
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Similar questions
Q.
Chlorine change oxidation number.
2
N
a
(
s
)
+
C
l
2
(
g
)
⟶
2
N
a
C
l
(
s
)
Q.
In the following reaction which element is oxidized ?
2
N
a
(
s
)
+
C
l
2
(
g
)
⟶
2
N
a
C
l
(
s
)
Q.
If,
H
2
(
g
)
+
C
l
2
(
g
)
→
2
H
C
l
(
g
)
;
Δ
H
=
−
44
K
c
a
l
2
N
a
(
s
)
+
2
H
C
l
(
g
)
→
2
N
a
C
l
(
s
)
+
H
2
(
g
)
;
Δ
H
=
−
152
K
c
a
l
then,
N
a
(
s
)
+
1
2
C
l
2
(
g
)
→
N
a
C
l
(
s
)
;
Δ
H
=
?
Q.
If,
H
2
(
g
)
+
C
l
2
(
g
)
→
2
H
C
l
(
g
)
;
Δ
H
o
=
−
44
K
c
a
l
2
N
a
(
s
)
+
2
H
C
l
(
g
)
→
2
N
a
C
l
(
s
)
+
H
2
(
g
)
;
Δ
H
=
−
152
K
c
a
l
Then,
N
a
(
s
)
+
0.5
C
l
2
(
g
)
→
N
a
C
l
(
s
)
;
Δ
H
o
=
?
Q.
Given
2
N
a
(
s
)
+
C
l
2
(
g
)
→
2
N
a
C
l
(
s
)
+
822
k
J
, how much heat is released if
0.5
m
o
l
of sodium reacts completely with chlorine?
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