Arrhenius equation is k=Ae−RTEa
So, lnk=lnA−RTEa
This is a straight-line equation of form y=mx+c
where y=lnk,x=T1,m=−REa and c=lnA
m=−REa
−5×103K=−8.314Ea
Ea=8.314×5×103Jmol−1=41.5kJmol−1
The slope of Arrhenius Plot (lnk v/s T1) of first order reaction is −5×103K. The value of Ea of the reaction is. Choose the correct option for your answer.
[Given R=8.314JK−1mol−1]
Held on 30 Apr 2021 · Verified 9 Jul 2026.
41.5kJmol−1
83.0kJmol−1
166kJmol−1
−83kJmol−1
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