A. Potassium permanganate
B. Sulphuric acid and napthamine
C. Phenol-di -sulphuric acid and potassium hydroxide
D. None of these
Correct Answer: Phenol-di -sulphuric acid and potassium hydroxide ✔
Last Updated: August 25, 2020
A. Potassium permanganate
B. Sulphuric acid and napthamine
C. Phenol-di -sulphuric acid and potassium hydroxide
D. None of these
Correct Answer: Phenol-di -sulphuric acid and potassium hydroxide ✔
Last Updated: August 25, 2020