1.

\[KMn{{O}_{4}}\] acts as an oxidizing agent in acidic medium. The number of moles of \[KMn{{O}_{4}}\] needed to react with one mole of sulphide ions in acidic solution is

A. 2/5                   
B. 44319
C. 1/5                   
D. 44320
Answer» B. 44319


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