Question

Give definition of Reaction order.

Answer 1

firat reaction order is taken as vertically as we go down from above the reactivity of element decreases and we go above the reactivity of element increases
in reactivity series the first element is potassium

Answer 2

a number that relates the rate of a chemical reaction with the concentrations with the reaction substances :the sum of all the exponents of terms expressing concentrations of the molecular of atoms determining the rate of the reaction _compara first - order reaction , second - order , third- order reaction, zero - order reaction, melecularity

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