In the Mond process for the vapour phase refining of Nickel, the crude metal is heated in a stream of Carbon monoxide to form a specific volatile coordination complex. What is the coordination number

Question

In the Mond process for the vapour phase refining of Nickel, the crude metal is heated in a stream of Carbon monoxide to form a specific volatile coordination complex. What is the coordination number of Nickel in this volatile intermediate?

Prashant Kotian · Accepted Answer

Correct answer: 4. In Mond's process, impure Nickel reacts with at to form the volatile complex Nickel tetracarbonyl, . The coordination number of Nickel in this complex is 4.

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