The Following Mechanism Has Been Suggested for the Reaction Identify All Intermediates Included in This Mechanism

question 16

Multiple Choice

The following mechanism has been suggested for the reaction: $\begin{array}{ll}\mathrm{H}_{2} \mathrm{O}_{2}+2 \mathrm{H}^{+}+2 \mathrm{I}^{-} \rightarrow \mathrm{I}_{2}+2 \mathrm{H}_{2} \mathrm{O} \\\mathrm{H}_{2} \mathrm{O}_{2}+\mathrm{I}^{-} \rightarrow \mathrm{HOI}+\mathrm{OH}^{-} & \mathrm{Slow}\\\mathrm{OH}^{-}+\mathrm{H}^{+} \rightarrow \mathrm{H}_{2} \mathrm{O} & \mathrm{Fast}\\\mathrm{HOI}+\mathrm{H}^{+}+\mathrm{I}^{-} \rightarrow \mathrm{I}_{2}+\mathrm{H}_{2} \mathrm{O}& \mathrm{Fast}\end{array}$ Identify all intermediates included in this mechanism.

• A) H⁺ and I ^-
• B) H⁺ and HOI
• C) HOI and OH^-
• D) H⁺ only
• E) H₂O and OH^-

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Definitions:

Spinal Cord

The main pathway for information connecting the brain and peripheral nervous system.

Thoracic

Relating to the chest region or thorax of the body.

Preganglionic Fibers

Nerve fibers originating in the brain or spinal cord that terminate in a ganglion, where they synapse with postganglionic neurons.

Postganglionic Fibers

Nerve fibers that transmit signals from a ganglion in the autonomic nervous system to the target organ.