The slope of Arrhenius Plot (ln k v/s 1/T) of first order reaction is −5 × 103 K. The value of E? of the reaction is. Choose the correct option for your answer.
[Given R = 8.314JK-1 mol-1 ]
The slope of Arrhenius Plot (ln k v/s 1/T) of first order reaction is −5 × 103 K. The value of E? of the reaction is. Choose the correct option for your answer.
[Given R = 8.314JK-1 mol-1 ]
Option 1 -
41.5 kJ mol⁻¹
Option 2 -
83.0kJmol⁻¹
Option 3 -
166kJmol⁻¹
Option 4 -
–83 kJ mol⁻¹
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1 Answer
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Correct Option - 1
Detailed Solution:ln K = ln A – (E? /R) (1/T)
In ln K v/s 1/T graph
Slope = –E? /R
–5 × 10³ = –E? /8.314
E? = 5 × 10³ × 8.314
= 41500 J mol? ¹ or 41.5 kJ mol? ¹
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