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Byju's Answer
Standard XII
Chemistry
Heat of Reaction
In the reacti...
Question
In the reaction
C
O
2
(
g
)
+
H
2
(
g
)
⟶
C
O
(
g
)
+
H
2
O
(
g
)
;
Δ
H
=
2.8
k
J
;
Δ
H
represents
A
heat of reaction
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B
heat of combustion
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C
heat of formation
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D
heat of solution
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Solution
The correct option is
A
heat of reaction
Here this is value is positive so this show heat of reaction
A is correct answer
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Similar questions
Q.
In the reaction,
C
O
2
(
g
)
+
H
2
(
g
)
→
C
O
(
g
)
+
H
2
O
(
g
)
;
Δ
H
=
2.8
k
J
,
Δ
H
represents :
Q.
In the reaction
C
O
2
(
g
)
+
H
2
(
g
)
→
C
O
(
g
)
+
H
2
O
(
g
)
;
Δ
H
=
2.8
k
J
,
Δ
H
represent:
Q.
In the reaction,
C
O
2
(
g
)
+
H
2
(
g
)
→
C
O
(
g
)
+
H
2
O
(
g
)
;
Δ
H
=
2.8
K
J
Here,
Δ
H
represents:
Q.
Calculate
Δ
H
in
k
J
for the following reaction:
C
(
g
)
+
O
2
(
g
)
→
C
O
2
(
g
)
Given that,
H
2
O
(
g
)
+
C
(
g
)
→
C
O
(
g
)
+
H
2
(
g
)
;
Δ
H
=
+
131
k
J
C
O
(
g
)
+
1
2
O
2
(
g
)
→
C
O
2
(
g
)
;
Δ
H
=
−
282
k
J
H
2
(
g
)
+
1
2
O
2
(
g
)
→
H
2
O
(
g
)
;
Δ
H
=
−
242
k
J
Q.
Find out the heat evolved in combustion if
112
litres(at STP) od water gas (mixture of equal volue of
H
2
(
g
)
and
C
O
(
g
)
H
2
(
g
)
+
1
/
2
O
2
(
g
)
→
H
2
O
(
g
)
Δ
H
=
−
241.8
k
J
C
O
(
g
)
+
1
/
2
O
2
(
g
)
→
C
O
2
(
g
)
Δ
H
=
−
283
k
J
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