A. KOH
B. Ammoniacal cuprous chloride
C. Pyrogallol solution
D. None of these
Correct Answer: None of these ✔
Last Updated: March 08, 2019
A. KOH
B. Ammoniacal cuprous chloride
C. Pyrogallol solution
D. None of these
Correct Answer: None of these ✔
Last Updated: March 08, 2019