_____________is the expression in which reaction rate is given in terms of molar concentration of reactants with each term raised to some power, which may or may not be same as stochiometric coefficient of the reacting species in a balanced chemical equation.
Average rate
Instantaneous rate
Rate law
Total rate
_____________of a reaction can be defined as the change in concentration of a reactant or product in unit time.
Rate
Pressure
Temperature
None of these
The branch of chemistry which deals with the study of reaction rates and their mechanism is called
Chemical reaction
Chemical kinetics.
Chemisorption.
Chemical reactants.
__________is a substance which alters the rate of a reaction without itself undergoing any permanent chemical change.
Reactant
Intermediate
Catalyst
Product
_____________order reaction means that the rate of reaction is independent of the concentration of reactants.
Zero
one
two
three
Dissociation of hydrogen iodide is an example of ____________reaction.
unimolecular
bimolecular
trimolecular
tetramolecular
__________depends upon the change in concentration of reactants or products and the time taken for that change to occur.
Rate equation
Unit of rate.
The branch of chemistry which deals with the study of reaction rates and their mechanisms are called_______________.
Thermodynamics
Chemical kinetics
Chemical equilibrium
Polymer science.
The representation of rate of reaction in terms of concentration of the reactants is known as ______________.
Partial pressure
Arrhenius equation is _____________.
K=AeEa/Rt
K = Ae -Ea/Rt
K = ARe-Ea/RT
K = AR e Ea/RT