What is the change in oxidation state of the metal when magnesium reacts with an alkyl bromide to give an alkylmagnesium bromide (Grignard reagent)?
A) 0 → +1
B) 0 → +2
C) 0 → −1
D) 0 → −2

Question

Quizplus · Accepted Answer

In the formation of a Grignard reagent, magnesium starts in the elemental state with an oxidation state of 0 and ends up in the +2 oxidation state in the alkylmagnesium bromide.

What Is the Change in Oxidation State of the Metal