Q. Dimethyl glyoxime gives a red precipitate with $Ni^{2 +}$ which is used for its detection. To get this precipitate readily, the best pH range is
A) $< 1$
B) $3 - 4$
C) $9 - 11$
D) $2 - 3$
Explanation
(c)
The reaction carried out in alkaline pH,$\ ie,9 - 11$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.