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Question
Chemistry
Which is the correct order of decreasing boiling point of azeotropic mixtures X-H2O ?
Q. Which is the correct order of decreasing boiling point of azeotropic mixtures
X
−
H
2
O
?
1987
231
NTA Abhyas
NTA Abhyas 2020
Solutions
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A
H
I
>
H
B
r
>
H
F
>
H
Cl
17%
B
H
I
>
H
Cl
>
H
B
r
>
H
F
47%
C
H
F
>
H
Cl
>
H
B
r
>
H
I
28%
D
H
C
I
>
H
F
>
H
B
r
>
H
I
8%
Solution:
The decreasing order of boiling point of azeotropic mixture,
H
X
−
H
2
O
is
H
I
(
12
7
∘
C
)
>
H
Cl
(
11
0
0
C
)
>
HBr
(
10
6
0
C
)
>
H
F
(
2
0
∘
C
)