Analytical Chemistry Question 20

Question: In the test of sulphate radical, the white precipitate of sulphate is soluble in

Options:

A) Conc. $ HCl $

B) Conc. $ H_2SO_4 $

C) Conc. $ HNO_3 $

D) None of these

Show Answer

Answer:

Correct Answer: D

Solution:

As the sulphate radical is a strong oxidising agent, it is insoluble in acids and so detection of sulphate radicle requires no other reagent.