P-Block Elements Ques 286
Question: Which has the lowest boiling point
[CBSE PMT 1989]
Options:
A) $ NH_3 $
B) $ PH_3 $
C) $ AsH_3 $
D) $ SbH_3 $
Show Answer
Answer:
Correct Answer: B
Solution:
Hydride | $ NH_3 $ | $ PH_3 $ | $ AsH_3 $ | $ SbH_3 $ | $ BiH_3 $ | |
---|---|---|---|---|---|---|
Boling point | 238.5 | 185.5 | 210.6 | 254.6 | 290 |