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NEETChemistryChemical Kinetics

The rate constant for the first order decomposition of H 2 O 2 is given by the following equation: log k = 14.34 – 1.25 × 10 4 K/T Calculate (i) E a for this reaction and (ii) at what temperature will its half-period be 256 minutes?

Options

  1. A(i) 239.339 kJ mol –1 and (ii) 669K
  2. B(i) 239.339 kJ mol –1 and (ii) 1028K
  3. C(i) 364.223 kJ mol –1 and (ii) 669K
  4. D(i) 442.528 kJ mol –1 and (ii) 669K

Correct answer

A. (i) 239.339 kJ mol –1 and (ii) 669K

Step-by-step solution

Correct Option is : (A) (i) 239.339 kJ mol –1 and (ii) 669K

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