Which of the following does not have a metal- carbon bond? – McqOptions

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1.	Which of the following does not have a metal- carbon bond?
A.	\[Al{{(O{{C}_{2}}{{H}_{5}})}_{3}}\]
B.	\[{{C}_{2}}{{H}_{5}}MgBr\]
C.	\[K\left[ Pt\left( {{C}_{2}}{{H}_{4}} \right)C{{l}_{3}} \right]\]
D.	\[Ni{{\left( CO \right)}_{4}}\]
Answer» B. \[{{C}_{2}}{{H}_{5}}MgBr\]

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