1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard XII
Chemistry
Difference between Internal Energy and Enthalpy
2H_2(g) + O_2...
Question
2
H
2
(
g
)
+
O
2
(
g
)
⟶
2
H
2
O
(
g
)
For this reaction relate
Δ
H
and
Δ
U
.
A
Δ
H
=
Δ
U
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
Δ
H
>
Δ
U
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Δ
H
<
Δ
U
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
None of these
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is
B
Δ
H
<
Δ
U
As we know,
Δ
H
=
Δ
U
+
Δ
n
g
R
T
here,
2
H
2
(
g
)
+
O
2
(
g
)
⟶
2
H
2
O
(
g
)
Δ
n
g
=
2
−
1
−
2
=
−
1
so,
Δ
H
=
Δ
U
−
R
T
Δ
H
<
Δ
U
Suggest Corrections
0
Similar questions
Q.
C
(
d
i
a
m
o
n
d
)
+
2
H
2
(
g
)
⟶
C
H
4
(
g
)
For this reaction relate
Δ
H
and
Δ
U
.
Q.
Assertion :In the following reaction:
C
(
s
)
+
O
2
(
g
)
⟶
C
O
2
(
g
)
;
Δ
H
=
Δ
U
−
R
T
Reason:
Δ
H
is related to
Δ
U
by the equation,
Δ
H
=
Δ
U
−
n
g
R
T
Q.
4
N
O
2
(
g
)
+
O
2
(
g
)
⟶
2
N
2
O
5
(
g
)
For this reaction relate
Δ
H
and
Δ
U
.
Q.
2
H
2
O
2
(
l
)
→
2
H
2
O
(
l
)
+
O
2
(
g
)
For this reaction relate
Δ
H
and
Δ
U
.
Q.
H
2
(
g
)
+
O
2
(
g
)
⟶
H
2
O
2
(
g
)
For this reaction relate
Δ
H
and
Δ
U
.
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Enthalpy
CHEMISTRY
Watch in App
Explore more
Difference between Internal Energy and Enthalpy
Standard XII Chemistry
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app