Chemical Kinetics and Nuclear ChemistryHard
Question
Select the correct statements out of I, II and III for zero order reaction
I : Quantity of the product formed is directly proportional to time
II : Larger the initial concentration of the reactant, greater the half-life period
III : If 50% reaction takes place in 100 minutes, 75% reaction take place in 150 minutes.
I : Quantity of the product formed is directly proportional to time
II : Larger the initial concentration of the reactant, greater the half-life period
III : If 50% reaction takes place in 100 minutes, 75% reaction take place in 150 minutes.
Options
A.I only
B.I and II only
C.II and III only
D.I, II and III
Solution
We know for zeroth order Rxn
For (I) x = kt
For (II) t1/2 ∞ [A0] [Initial concentration]
For (III) A0 -
= k × 100 .....(i)
A0 -
= k × t .....(ii)

t =
= 150 minutes.
For (I) x = kt
For (II) t1/2 ∞ [A0] [Initial concentration]
For (III) A0 -
A0 -
t =
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