Chemical Kinetics Question 99
Question: For a chemical reaction $ A\to B $ it is found that the rate of reaction doubles, when the concentration of A is increased four times. The order in A for this reaction is [NCERT 1979; AIIMS 1997; J & K CET 2005]
Options:
A) Two
B) One
C) Half
D) Zero
Show Answer
Answer:
Correct Answer: C
Solution:
$ r=K{{[A]}^{m}} $ also $ 2,r=K{{[4A]}^{,m}} $ , $ \frac{1}{2}={{( \frac{1}{4} )}^{m}} $
$ \therefore m=\frac{1}{2} $
