Unit of rate of reaction is_________________?
A. Moles dm-3 sec-1
B. Moles dm-3
C. Moles sec-1
D. Mol-1 dm3 sec-1
Reaction Kinetics
Spontaneous reactions are_______________?
Spontaneous reactions are_______________?
A. Moderate
B. Slow
C. Fast
D. not natural
The value of activation energy is primarily determined by_______________?
The value of activation energy is primarily determined by_______________?
A. Temperature
B. Effective collision
C. Concentration of reactants
D. Chemical nature of reactants and products
The specific rate constant of a first order reaction depends on the________________?
The specific rate constant of a first order reaction depends on the________________?
A. Time
B. Concentration of the reactant
C. Temperature
D. Concentration of the product
The rate of reaction___________________?
The rate of reaction___________________?
A. Increases as the reaction proceeds
B. Decreases as the reaction proceeds
C. Remains the same as the reaction proceeds
D. May decrease or increase as the reaction proceeds