Chemical Kinetics questions
1373 published questions with worked solutions.
- A characteristic feature of reversible reaction is that:
- Which is a reversible reaction?
- For a reaction N₂ + 3H₂ → 2NH₃; ΔH = −22 kcal. If energy of activation for this reaction is 70 kcal, the energy of activation for...
- The role of a catalyst in a reversible reaction is:
- Raising the temperature of a reversible chemical reaction:
- For an endothermic reaction, where ΔH represents the enthalpy of the reaction in kJ/mol, the minimum value for energy of...
- The Haber's process for the manufacture of ammonia is usually carried out at about 500°C. If a temperature of about 250°C was...
- A chemical system is in equilibrium. Addition of a catalyst would result in:
- MnO_2 liberates oxygen from a solution of H_2O_2 (the action being catalytic) only if the solution is:
- The decomposition of H_2O_2 can be slowed down by the addition of small amount of phosphoric acid which acts as:
- Which of the following processes does not involve a catalyst?
- For the reaction, H_2+I_2 2HI, the differential rate law is
- The differential rate law for the reaction 4NH_3(g)+5O_2(g) 4NO(g)+6H_2O(g) is
- If the volume of the vessel in which the reaction 2NO+O_2 2NO_2 is occurring is diminished to 1 3 rd of its initial value. The...
- 2N_2O_5 4NO_2+O_2 For the above reaction, which of the following is **not** correct about rates of reaction? [Indraprastha CET...
- For the reaction, 2N_2O_5(g) 4NO_2(g)+O_2(g). If the concentration of NO_2 increases by 5.2 10^ -3 ,M in 100 s, then the rate of...
- The term -dc dt in a rate equation refers to [Manipal 2003]
- Observe the following reaction, 2A+B C The rate of formation of C is 2.2 10^ -3 ,mol. What is the value of - d[A] dt (mol ,L^ -1...
- With increase in temperature, rate of reaction [OJEE 2007]
- In the synthesis of ammonia by Haber process, if 60 moles of ammonia is obtained in one hour, then the rate of disappearance of...
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