Chemical Kinetics questions
1373 published questions with worked solutions.
- For the reaction: 2A+3B cC rate of formation of C is expressed as d[C] dt =-3 d[A] dt . The value of c is:
- If d[NH_3] dt =34 ,g ,hr^ -1 for the reaction N_2+3H_2 2NH_3, then d[H_2] dt is ___ g hr^ -1 .
- The half lives of two parallel path reactions A B (4 hrs) and A C (12 hrs) respectively. The average half-life for the decay of A...
- The decomposition of NH_3 on solid surface, e.g., Pt shows the order of reaction equal to:
- The unit of rate constant for a reaction is litre^2mol^ -2 t^ -1 . The order of reaction is...
- The half-life period of a reaction, becomes 16 times when reactant concentration is halved. The order of reaction is...
- The order of reaction for H_2+Br_2 2HBr if it is carried over water is:
- A reaction occurs in 'n' parallel paths. For each path having energy of activation as E,2E,3E, nE and rate constant K,2K,3K, nK...
- In a certain gaseous reaction A B, the initial pressure is 214 atm and the rate constant is 2.303 10^ -4 ,s^ -1 . What would be...
- For every 10 degree rise in temperature, the rate of a reaction increases by a factor of ________.
- The rates of a reaction: A B; starting with initial concentrations 1 10^ -3 ,M and 5 10^ -4 ,M are equal to 1.6 10^ -3 ,Ms^ -1...
- For a hypothetical first order reaction, A+B+C , the rate law is expressed as Rate=k[A]^x[B]^y[C]^z. The value of (x+y+z) is...
- For a first order reaction A B, the reaction rate at reactant concentration of 0.01 M is found to be 1 10^ -4 ,Ms^ -1 . The...
- For the non-stoichiometric reaction A+B C+D, the following kinetic data were obtained in three separate experiments, all at 298...
- Consider a first order gas phase decomposition reaction given below: A_ (g) B_ (g) +C_ (g) . The initial pressure is 6.0 atm. The...
- For a zero order reaction, the rate law is expressed as, Rate =k[A]^x[B]^y[C]^z. If the value of x=3/2 and the value of y=-1/2,...
- The speed of the chemical reaction doubles every 10°C rise of temperature. If the temperature is raised by 40°C, the speed of the...
- Consider the following first order gas phase decomposition reaction at 500°C: A_ (g) B_ (g) +C_ (g) . The half-life of the...
- For a hypothetical reaction, 2A+B , the rate law is given by, Rate =k[A]^2[B]. The overall order of the reaction is ______.
- For the reaction, H_2(g)+I_2(g) 2HI(g), the rate of disappearance of I_2 is 2 10^ -4 ,mol ,L^ -1 s^ -1 . If the rate of...
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