Red precipitate is obtained when ethanol solution of dimethylglyoxime (dmg) is added to ammoniacal Ni(II). Which of the following statements is true?

Question

Red precipitate is obtained when ethanol solution of dimethylglyoxime (dmg) is added to ammoniacal Ni(II). Which of the following statements is true? <img class="img-fluid question-image" alt="image" src="https://cdn.tardigrade.in/img/question/chemistry/0479bea18b77b143c64b6e875dd3ac10-.png" /> (A) Red complex has a square planar geometry. (B) dmg exists as bivalent anion in the complex. (C) Coordination no. of Ni is 6 in the red complex. (D) Dimethylglyoxime has four donor sites

Tardigrade Admin · Accepted Answer

[Ni(dmg)2] is square planar in structure.

Q. Red precipitate is obtained when ethanol solution of dimethylglyoxime (dmg) is added to ammoniacal $N i$ (II). Which of the following statements is true?

Red complex has a square planar geometry.

dmg exists as bivalent anion in the complex.

Coordination no. of $N i$ is 6 in the red complex.

Dimethylglyoxime has four donor sites

$[N i (d m g)_{2}]$ is square planar in structure.

Q. Red precipitate is obtained when ethanol solution of dimethylglyoxime (dmg) is added to ammoniacal Ni(II). Which of the following statements is true?