Question Answers

Thermodynamic feasibility of the reaction alone cannot decide the rate of the reaction. Explain with the help of one example. Thermodynamic feasibility of the reaction alone cannot decide the rate of the reaction. Explain with the help of one example. June 4, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,

Why does the rate of any reaction generally decreases during the course of the reaction? Why does the rate of any reaction generally decreases during the course of the reaction? June 4, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,

Oxygen is available in plenty in air yet fuels do not burn by themselves at room temperature. Explain. Oxygen is available in plenty in air yet fuels do not burn by themselves at room temperature. Explain. June 4, 2021 Category: Chemistry , NCERT Exemplar Class 11 ,

Why is the probability of reaction with molecularity higher than three very rare? Why is the probability of reaction with molecularity higher than three very rare? June 4, 2021 Category: Chemistry , 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 ,