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Byju's Answer
Standard XII
Chemistry
Hydrides of Nitrogen
Which one has...
Question
Which one has the lowest boiling point?
A
N
H
3
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B
P
H
3
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C
A
s
H
3
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D
S
b
H
3
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Solution
The correct option is
B
P
H
3
Hydride
N
H
3
P
H
3
A
s
H
3
S
b
H
3
B
i
H
3
Boling point (K)
238.5K
185.5K
210.6K
254.6K
290K
P
H
3
has the lowest boiling point.
N
H
3
has a higher boiling point because of H-bonding.
Suggest Corrections
0
Similar questions
Q.
Which of the following orders is/are correct?
1.
S
b
H
3
>
N
H
3
>
A
s
H
3
>
P
H
3
(Boiling point)
2.
N
H
3
>
P
H
3
>
A
s
H
3
>
S
b
H
3
(Thermal stability)
3.
N
H
3
>
P
H
3
>
A
s
H
3
>
S
b
H
3
(Basic character)
4.
N
H
3
>
P
H
3
>
A
s
H
3
>
S
b
H
3
(Bond angle)
Q.
Amongst
N
H
3
,
P
H
3
,
A
s
H
3
and
S
b
H
3
, the one with highest boiling point is:
Q.
Which of the following orders is/are correct?
1.
S
b
H
3
>
N
H
3
>
A
s
H
3
>
P
H
3
(Boiling point)
2.
N
H
3
>
P
H
3
>
A
s
H
3
>
S
b
H
3
(Thermal stability)
3.
N
H
3
>
P
H
3
>
A
s
H
3
>
S
b
H
3
(Basic character)
4.
N
H
3
>
P
H
3
>
A
s
H
3
>
S
b
H
3
(Bond angle)
Q.
Which is the correct sequence in the following properties? For the correct order mark(T) and for the incorrect order mark (F):
(a) Lewis acidity order :
S
i
F
4
<
S
i
C
l
4
<
S
i
B
r
4
<
S
i
I
4
(b) Melting point:
N
H
3
>
S
b
H
3
>
A
s
H
3
>
P
H
3
(c) Boiling point :
N
H
3
>
S
b
H
3
>
A
s
H
3
>
P
H
3
(d) Dipole moment order :
N
H
3
>
S
b
H
3
>
A
s
H
3
>
P
H
3
Q.
Among
N
H
3
,
P
H
3
,
A
s
H
3
and
S
b
H
3
which one is a strongest reducing agent?
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