11th Class Physics Laws Of Motion / गति के नियम Question Bank 11th CBSE Physics NLM, Friction, Circular Motion

  • question_answer
    Mention differences between order and molecularity of a reaction.  

    Answer:

       
    Order of reaction Molecularity of reaction
    (i)  Sum of powers of concentration of reactants present in rate equation. (i) Number of reactant molecules which collide simultaneously to give product is called molecularity.
    (ii) It is an experimental property. (ii) It is a theoretical property.
    (iii) It may be zero or fractional. (iii) It can not be zero or fractional.
    (iv) Order is applicable to both elementary and complex reaction. (iv) Molecularity is not applicable to complex reaction.
     


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