1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard XII
Chemistry
Reaction Quotient
The numerical...
Question
The numerical value of
d
/
D
when
α
=
0
for
P
C
l
5
⇌
P
C
l
3
+
C
l
2
; where
d
are vapour density of equilibrium mixture and
D
is vapour density of
P
C
l
5
.
Open in App
Solution
When the degree of dissociation
α
for
P
C
l
5
⇌
P
C
l
3
+
C
l
2
is zero, the equilibrium mixture only consists of
P
C
l
5
.
The vapor density of the equilibrium mixture will be equal to the vapor density of
P
C
l
5
.
Hence,
d
=
D
and
d
D
=
1
Suggest Corrections
0
Similar questions
Q.
The vapour density of mixture of
P
C
l
5
,
P
C
l
3
and
C
l
2
is
92
. Find the degree of dissociation of
P
C
l
5
Q.
For the equilibrium
N
2
O
4
(
g
)
⇌
2
N
O
2
(
g
)
, mark the correct option that shows the correct relationship of the degree of dissociation -
′
α
′
with
D
/
d
; where
D
is vapour density of
N
2
O
4
and
d
is vapour density of equilibrium mixture.
Q.
P
C
l
5
dissociates into
P
C
l
3
and
C
l
2
. If the total pressure of the system in equilibrium is
P
at a density
ρ
and temperature
T
, show that the degree of dissociation
α
=
P
M
ρ
R
T
−
1
, where
M
is the relative molar mass of
P
C
l
5
. If the vapour density of the gas mixture at equilibrium has the value of 62 when the temperature is
230
o
C
, what is the value of
P
/
ρ
?
Q.
Before equilibrium is set-up for the chemical reaction
N
2
O
4
(
g
)
⇌
2
N
O
2
(
g
)
, vapour density
d
of the gaseous mixture was measured. If
D
is the theoretical value of vapour density, variation of
α
with
D
/
d
is given by the graph. What is the value of
D
/
d
at point
A
?
Q.
When heating
P
C
l
5
, it decompose
P
C
l
3
and
C
l
2
in form of gas. The vapour density of gas mixture is
70.2
and
57.9
at
200
∘
C
and
250
∘
C
. The degree of dissociation of
P
C
l
5
at
200
∘
C
at
250
∘
C
is:
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
Equilibrium Constants
CHEMISTRY
Watch in App
Explore more
Reaction Quotient
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