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3. Chemical kinetics — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistry3. Chemical kinetics1 Mark
MCQ
Relation between rate constant and temperature by Arrhenius equation is
  • ✓
    ${\log _e}A = {\log _e}K + \frac{{{E_a}}}{{RT}}$
  • B
    $\log \,K = A\,\frac{{{E_a}}}{{RT}}$
  • C
    ${\log _e}K = {\log _e}A - \frac{{{E_a}}}{{R{T^2}}}$
  • D
    $\log A = RT\,\ln \,{E_a} - \ln \,K$
✓

Answer

Correct option: A.
${\log _e}A = {\log _e}K + \frac{{{E_a}}}{{RT}}$
a
(a)Arrhenius equation is $\log k = \log A - \frac{{{E_a}}}{{RT}}$

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