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
Related Mcqs:
- The unit of the rate constant (k) is same as that of rate of reaction________________?
A. First order reaction
B. Second order reaction
C. Zero order reaction
D. Third order reaction - 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 - 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 - Rate of disappearance of reactant is equal to_________________?
A. Rate of reaction
B. Rate of formation of product
C. Energy released during reaction
D. A and B - Which of the following will have very high rate of reaction ?
A. Double decomposition reaction
B. Neutralization reaction
C. Ionic reactions
D. all of above - Anything which increases rate of reaction without being involved in the reaction________________?
A. Promoter
B. Catalyst
C. Inhibitor
D. All of the above - When the reaction completes in more than one steps rate of reaction will be determined by________________?
A. Fast step
B. Slowest step
C. All steps
D. Molecularity of the reaction - On increasing the temperature the rate of reaction increases mainly because_________________?
A. The activation energy of the reaction increases
B. Concentration of the reacting molecules increases
C. Collision frequency increases
D. None of these - In rate expression the concentration of reactants is negative. It shows_______________?
A. Concentration of reactant does not change
B. Concentration of product increases
C. Concentration of reactant decreases
D. Concentration of reactant increases - Rate of reaction when concentration of reactants are taken as unity is called_________________?
A. Arrhenius constant
B. Molecularity
C. Specific rate constant
D. Ideal rate constant
