The key point of ________ theory is that a reaction take place when the reacting particles, ions or molecules collide against one another.
Arrhenius
Collision
Catalyst
Adsorption
According to ________ the rate of chemical reaction is directly proportional to the product of the concentration of reacting substances each when raised to the appropriate power.
Law of conservation of mass
Law of mass action
Law of constant proportion
Law of combination
The power to which the concentration of reactants in the rate law equation is raised is known as the ________ of the reaction with respect to the substance.
Rate
Order
Molecularity
Power
_________ is the unit of rate constant for a first order reaction in terms of their partial pressures.
atm sec -1
sec -1
atm -1 sec
atm -1 sec -1
_______ is an electron - pair acceptor that reacts at centers of high electron density.
Nucleophile
Electrophile
Hydrophilic
Lyophilic
________ step in the sequence of elementary reactions determines the measured reaction rate.
First
Last
Slowest
Fastest
_________ of chemical reaction is either the speed at which the reacting substances are used up or the speed at which the products are formed.