Chemistry XII

Standard Solution

It is a solution having accurately known concentration. The reagent required to prepare a standard solution is called standard reagent.

Theories of Rate of Reaction

1. Collision Theory : According to collision theory, the reactant molecules collide with one another to give

Rate of reaction and stoichiometric coefficient

Let’s consider a reaction N2 + 3H2      →         2NH3 The rate of reaction can

Determination of order of reaction by initial concern method

For the reaction,             2NO + Cl2            →       2NOCl Following datas were obtained

Order of Reaction

Let’s consider a reaction,             A    +    B     →        product The rate of reaction of above