A) 1 : 1
B) 1 : 4
C) 2 : 1
D) 4 : 1
Correct Answer: B
Solution :
Ratio of rms velocities of \[{{H}_{2}}\] and \[{{O}_{2}}\] is: \[\frac{\upsilon {{H}_{2}}}{^{\upsilon }{{o}_{2}}}=\sqrt{\frac{{{M}_{{{H}_{2}}}}}{{{M}_{{{O}_{2}}}}}}\] \[=\sqrt{\frac{2}{32}}=\frac{1}{4}=1:4\]
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