Question

In potentiometric titration, the sample is dissolved in _____ and ______

(a) Toulene, propanol

(b) Toulene and phenolphthalein

(c) Toulene and phenol

(d) Toulene and benzene

The question was posed to me by my college professor while I was bunking the class.

The above asked question is from Neutralization/Acidic Number topic in division Lubricants of Applied Chemistry

Answer 1

Right option is (a) Toulene, propanol

Best explanation: In potentiometric titration, the sample is generally dissolved in the toulene and propanol with little water and then titrated with the alcoholic potassium hydroxide. A glass electrode and reference electrode is immersed in the sample.