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During estimation of nickel , we prepare...

During estimation of nickel , we prepare nickel dimethylglyoxime, a scarlet red solid. This compound is _______.

A

ionic

B

covalent

C

metallic

D

non-ionic complex.

Text Solution

Verified by Experts

The correct Answer is:
D

This planar complex is very poorly soluble and is used for the gravimetric determination of nickel e.g. ores.
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Which of the following statements is correct? (a). Nickel is a silver white metal. (b). Nickel dimethylglyoxime is square planer. (c). Among complexes of cobalt the most stable are those of Co^(2+) , (d). Among simple compounds of cobalt the most stable are those of CO^(2+) .

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