NCERT Exemplar Class 11

Why does the rate of reaction increases with rise in temperature ? Why does the rate of reaction increases with rise in temperature ? June 4, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,

The reaction between H2(g) and O2 (g) is highly feasible, yet allowing the gases to stand at room temperature in the same vessel does not lead to the formation of water. Explain. The reaction between H2(g) and O2 (g) is highly feasible yet allowing the gases to stand at room temperature in the same vessel [...]

For a general reaction A→B, plot of concentration of A vs time is given in figure. Answer the following questions on the basis of this graph. For a general reaction A→B plot of concentration of A vs time is given in figure. Answer the following questions on the basis of this graph. June 4, 2021 [...]

For a zero order reaction will the molecularity be equal to zero ? Explain. For a zero order reaction will the molecularity be equal to zero ? Explain. June 4, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,

For a certain reactions, large fractions of molecules has energy more than the threshold energy, yet the rate of reaction is very slow. Why? For a certain reactions large fractions of molecules has energy more than the threshold energy yet the rate of reaction is very slow. Why? June 4, 2021 Category: Chemistry , NCERT [...]

For a reaction ,A+B→Product the rate law is : Rate = k[A][B]^3/2 Can the reaction be an elementary reaction ? Explain. A+B→Product the rate law is : Rate = k[A][B]^3/2 Can the reaction be an elementary reaction ? Explain. For a reaction June 4, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,

Derive an expression to calculate time required for completion of zero order reaction. Derive an expression to calculate time required for completion of zero order reaction. June 4, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,

For which type of reactions, order and molecularity have the same value ? For which type of reactions order and molecularity have the same value ? June 4, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,

In a reaction if the concentration of reactant A is tripled, the rate of reaction becomes twenty seven times. What is the order of reaction? In a reaction if the concentration of reactant A is tripled the rate of reaction becomes twenty seven times. What is the order of reaction? June 4, 2021 Category: Chemistry [...]

How can you determine the rate law of the following reactions? 2NO(g)+O2(g)→2NO2(g) How can you determine the rate law of the following reactions? 2NO(g)+O2(g)→2NO2(g) June 4, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,