Share this entry

Share this page

rate constant

Syllabification: rate con·stant

Definition of rate constant in English:

noun

Chemistry
A coefficient of proportionality relating the rate of a chemical reaction at a given temperature to the concentration of reactant (in a unimolecular reaction) or to the product of the concentrations of reactants.
Example sentences
  • The equilibrium constant for the reaction is equal to the rate constant of the forward reaction divided by the rate constant for the reverse reaction.
  • That is, we would need to know the exact concentration of the photoproducts in order to determine the rate constant for autocatalysis.
  • The rate constant for the forward reaction is defined as k + 1 and the reverse as k - 1.

Definition of rate constant in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day tenebrous
Pronunciation: ˈtɛnɪbrəs
adjective
dark; shadowy or obscure