The first-order rate constant for the decomposition of ethyl iodide by the reaction
C2H5I(g) → C2H4 (g) + HI(g)
at 600K is 1.60 × 10–5 s–1. Its energy of activation is 209 kJ/mol. The rate constant of the reaction at 700K is-
1. 7.56 × 10–3 s–1
2. 6.36 × 10–3 s–1
3. 5.16 × 10–3 s–1
4. 5.76 × 10–3 s–1