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Question: Answered & Verified by Expert
In a reaction, the initial conc. of the reactants increases four fold and rate becomes eight times of its initial value, order of reactions is
ChemistryChemical KineticsNEET
Options:
  • A 2
  • B 3.5
  • C 2.5
  • D 1.5
Solution:
2758 Upvotes Verified Answer
The correct answer is: 1.5
Let the rate law be

r=k ( c ) n ...( i )

on increasing concentration

8r=k4cn ... (ii)

23=22n

2n=3

n=1.5

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