Chemical Kinetics questions
1373 published questions with worked solutions.
- For the reaction, 2N_2O_5 4NO_2 + O_2, the rate equation can be expressed in two ways - d[N_2O_5] dt = k[N_2O_5] and + d[NO_2] dt...
- The rate coefficient (k) for a particular reactions is 1.3 10^ -4 M^ -1 s^ -1 at 100 °C, and 1.3 10^ -3 M^ -1 s^ -1 at 150 °C....
- For the reaction, 3A + 2B C + D, the differential rate law can be written as :
- Match List I with List II : List I (Order of reaction) A. Zero order B. First order C. Second order D. Third order List II (Unit...
- Given below is an expression for the rate constant of a first-order reaction occurring at a certain temperature, T (K). k = 14.34...
- 2A k B is a zero-order reaction, where k = 1.0 mol L ^ -1 min ^ -1 . If the initial concentration of A is 2 M, then the time...
- Assertion: Nitrogen and Oxygen are the main components in the atmosphere but these do not react to form oxides of nitrogen....
- Higher order (>3) reactions are rare due to:
- A + 2 B C , the rate equation for the reaction is given as Rate = k [ A ][ B ]. If the concentration of A is kept the same but...
- For the equilibrium, A (g) B (g), is -40 kJ/mol. If the ratio of the activation energies of the forward ( E _f) and reverse ( E...
- Decomposition of H _2 O _2 follows a first order reaction. In fifty minutes the concentration of H _2 O _2 decreases from 0.5 to...
- The rate law for the reaction below is given by the expression k[A][B]: A + B Product. If the concentration of B is increased...
- The rate of a reaction A doubles on increasing the temperature from 300 to 310 K. By how much, the temperature of reaction B...
- The rate at which a substance reacts depends on its [K CET 2005]
- **Statement 1:** Catalyst affects the final state of equilibrium. **Statement 2:** It enables the system to attain a new...
- Theory's 'active mass' indicates that the rate of chemical reaction is directly proportional to the
- A reversible reaction is one which
- Which of the following is a characteristic of a reversible reaction?
- The reaction, 2SO_2(g)+O_2(g) 2SO_3(g) is carried out in a 1 dm^3 vessel and a 2 dm^3 vessel respectively (with the same initial...
- For a reversible reaction, the rate constant for the forward reaction is 2.38×10⁻⁴ and for the backward reaction is 8.15×10⁻⁵....
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