Multiple choice

The reagent capable of transferring hydrides to metal centers is

  1. polymethylhydrosiloxane

  2. polydimethylsiloxane

  3. potassium bis(trimethylsilyl)amide

  4. potassium tert-butoxide

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A Correct answer
Explanation

Polymethylhydrosiloxane (PMHS) is a polymer with the general structure -(CH3(H)Si-O)-. It is used in organic chemistry as a mild and stable reducing agent, easily transferring hydrides to metal centers.

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