question_answer

\[2S{{O}_{3}}\]⇌\[2S{{O}_{2}}+{{O}_{2}}\]. If \[{{K}_{c}}=100,\,\,\alpha =1\], half of the reaction is completed, the concentration of \[S{{O}_{3}}\] and \[S{{O}_{2}}\] are equal, the concentration of \[{{O}_{2}}\] is             [CPMT 1996]

A)                 \[0.001\,M\]     

B)                 \[\frac{1}{2}\,S{{O}_{2}}\]

C)                 2 times of \[S{{O}_{2}}\]              

D)                 Data incomplete