Question. Substance having the lowest boiling point:
(a)Hydrogen
(b)Oxygen
(c)Nitrogen
(d) Helium
Answer: (d) Helium (He is monoatomic and has low atomic mass)
Question. Substance having the lowest boiling point:
(a)Hydrogen
(b)Oxygen
(c)Nitrogen
(d) Helium
Answer: (d) Helium (He is monoatomic and has low atomic mass)