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Byju's Answer
Standard XII
Chemistry
Types of Redox Reactions
Formation of ...
Question
Formation of
S
O
3
from
S
O
2
and
O
2
is a ______ reaction.
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Solution
The formation of sulphur trioxide from sulphur dioxide and oxygen can be represented by the following equation
2
S
O
2
+
O
2
→
2
S
O
3
Here,
S
O
2
is being oxidized whereas
O
2
is being reduced. Hence it is a redox reaction
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Similar questions
Q.
Formation of
S
O
3
from
S
O
2
and
O
2
is a __________ (combination/decomposition) reaction.
Q.
The volume ratio fo
S
O
2
,
O
2
and
S
O
3
in the reaction for the formation of
S
O
3
is :
Q.
Units of
K
c
for the reaction of formation of
S
O
3
from
S
O
2
and
O
2
are
g
m
o
l
−
1
.
Q.
In the reaction : S + 3/2
O
2
→
S
O
3
+ 2x kcal and
S
O
2
+
1
/
2
O
2
→
S
O
3
+ y kcal, heat of formation of
S
O
2
is:
Q.
Assertion :Formation of
S
O
3
from
S
O
2
and
O
2
is a very slow reaction Reason: The reaction is associated with low activation energy
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