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Byju's Answer
Standard XII
Chemistry
Heat of Formation
Compare the r...
Question
Compare the resonance energies of
C
H
3
C
O
O
H
and
C
H
3
C
O
O
N
a
.
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Solution
Resonance energy of
C
H
3
C
O
O
H
is more compared to
C
H
3
C
O
O
N
a
because the
O
−
H
bond is covalent and
O
−
N
a
bond is ionic.
In IMAGE
01
resonance hybrid is IMAGE
02
.
But in
C
H
3
C
O
O
N
a
as shown in IMAGE
03
the resonance of
C
H
3
C
O
O
N
a
the negative charge is more accumulated on oxygen. Hence, less resonance stablization.
C
H
3
C
O
O
N
a
has only carbonyl carbon resonance but
C
H
3
C
O
O
H
has carboxylic acid resonance.
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Similar questions
Q.
(I)
C
H
3
C
O
O
H
(II)
C
H
3
C
O
O
N
a
(III)
C
H
3
C
O
N
H
2
Among these compounds, the correct order of resonance energy is:
Q.
Compare Resonance Energy why?
Q.
The molar conductivities of
H
C
l
,
N
a
C
l
,
C
H
3
C
O
O
H
a
n
d
C
H
3
C
O
O
N
a
at infinite dilution follow the order
Q.
pH of
C
H
3
C
O
O
H
and
C
H
3
C
O
O
N
a
buffer is 4.8. In which of the following conc.
conditions, the buffer capacity will be maximum?
[
C
H
3
C
O
O
H
]
&
[
C
H
3
C
O
O
N
a
]
Q.
p
K
a
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C
H
3
C
O
O
H
is 4.74. Thus, the buffer range for
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H
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C
O
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and
C
H
3
C
O
O
N
a
buffer is
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