Chemical and Ionic Equilibrium 2 Question 42

42. In the reaction, $\mathrm{I}^{-}+\mathrm{I}{2} \longrightarrow \mathrm{I}{3}^{-}$, the Lewis acid is …..

(1997, 1M)

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Solution:

  1. $\mathrm{I}{2}: \mathrm{I}^{-} \longrightarrow \mathrm{I}{2}=\mathrm{I}_{3}^{-}$