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Byju's Answer
Standard XII
Chemistry
Le Chatelier's Principle for Del N Greater Than Zero
Gibbs- Helmho...
Question
Gibbs- Helmholtz equation is
A
Δ
G
=
Δ
H
−
T
Δ
S
.
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B
Δ
G
=
Δ
H
+
T
Δ
S
.
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C
Δ
G
=
T
Δ
H
−
Δ
S
.
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D
none of these
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Solution
The correct option is
B
Δ
G
=
Δ
H
−
T
Δ
S
.
Gibbs-Helmholtz Equation
Δ
G
=
Δ
H
−
T
Δ
S
Measure of heat in the reaction
∙
In chemical reactions, reactions absorb energy to break bonds
∙
Energy is then released when bonds form between rearranged atoms of the product
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Similar questions
Q.
Statement I : If
Δ
H
is positive and
Δ
S
is positive,
Δ
G
must be positive.
Statement II :
Δ
G
=
Δ
H
−
T
Δ
S
.
Q.
d
(
Δ
G
)
=
−
(
Δ
S
reaction
)
.
d
T
Δ
G
=
Δ
H
−
T
Δ
S
Δ
G
=
Δ
H
+
T
(
d
(
Δ
G
)
d
T
)
P
Calculate
Δ
S
for the given cell reaction in the previous question.
Q.
Gibbs- Helmholtz equation is
Δ
G
=
T
Δ
H
−
Δ
S
.
If true 1 else 0.
Q.
Δ
G
=
Δ
H
−
T
Δ
S
and
Δ
G
=
Δ
H
+
T
[
d
(
Δ
G
)
d
T
]
p
, then
(
d
E
c
e
l
l
d
T
)
is:
Q.
If
Δ
G
=
Δ
H
−
T
Δ
S
and
Δ
G
=
Δ
H
+
T
[
d
(
Δ
G
)
d
T
]
p
then variation of EMF of a cell with temperature T is given by
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