Solved papers for JEE Main & Advanced JEE Main Paper (Held On 11 April 2014)
done JEE Main Paper (Held On 11 April 2014) Total Questions - 2
question_answer1) In the reaction of formation of sulphur trioxide by contact process \[2S{{O}_{2}}+{{O}_{2}}\rightleftharpoons 2S{{O}_{3}}\]the rate of reaction was measured as\[\frac{d\left[ {{O}_{2}} \right]}{dt}=-2.5\times {{10}^{-4}}\text{mol}\]\[\,{{L}^{-1}}{{s}^{-1}}.\] The rate of reaction is terms of \[[S{{O}_{2}}]\]in mol \[{{\text{L}}^{\text{-1}}}\,{{\text{s}}^{\text{-1}}}\] will be:
[JEE Main Online Paper ( Held On 11 Apirl 2014 )
question_answer2) For the reaction, \[2{{N}_{2}}{{O}_{5}}\to 4N{{O}_{2}}+{{O}_{2}},\]the rate equation can be expressed in two ways\[-\frac{d\left[ {{N}_{2}}{{O}_{5}} \right]}{dt}=k\left[ {{N}_{2}}{{O}_{5}} \right]\] and \[+\frac{d\left[ N{{O}_{2}} \right]}{dt}=k'\left[ {{N}_{2}}{{O}_{5}} \right]\]k and k' are related as:
[JEE Main Online Paper ( Held On 11 Apirl 2014 )