Red precipitate is obtained when ethanol solution of dimethylglyoxime is added to ammoniacal Ni(II). Which…

1. Red complex has a square planar geometry.
2. Complex has symmetrical H-bonding
3. Red complex has a tetrahedral geometry.
4. Dimethylglyoxime functions as bidentate ligand.
   

Solution

Nickel ions are frequently detected by the formation of red precipitate of the complex of nickel dimethylglyoxime, when heated with dimethylglyoxime.

Asked in: JEE-TOPICTESTS-CHEMISTRY

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