Usually, the rate of a chemical reaction may be enhanced by:

Related MCQs

• In exothermic Reaction, if we increase the temperature in the exothermic reaction the rate of reaction will.........
• When a series of steps are involved in a reaction, the ‘overall rate’ of a reaction depends upon the rate(s) of:
• In chemical kinetics, the rate of a reaction is expressed as (-dc/dt), where dc refers to the concentration. Whose concentration does it refer to?
• In a chemical reaction, the rate constant is independent of the initial concentration. Which one of them is the order?
• In the study of the rate of a reaction, 100 ml of 0.1 N hydrochloric acid is added to 10 ml methyl acetate for the reaction to occur. The reason for making such a proportion is to make:
• A zero-order reaction is a reaction having rate of concentration of reactant.
• If ions of similar charges involve in reaction it will............rate of reaction.
• A second order reaction follows pseudo-first order reaction, when the concentrations of:
• The integral rate equation for a reaction (in common notation) is written as log C = log Co - (kt/2.303). When a graph is drawn log c vs. t, the slope will be:
• The reaction rate constant (k) is 2.0 x 10-3 min.-1 for aspirin hydrolysis in 0.1 N hydrochloric acid at 1mg/ml concentration. Under same conditions, if the product contains aspirin 4 mg/ml of the initial concentration, the k value in minutes-1 will be: