Which of the following reagent is used to detect the presence of -OH groups on adjacent carbon atoms?

Which of the following reagent is used to detect the presence of -OH g

1.	Which of the following reagent is used to detect the presence of -OH groups on adjacent carbon atoms?
Answer» conc. `H_(2)SO_(4)` Ozone `HIO_(4)` Conc. `HNO_(3)` Solution :`HIO_(4)` CAUSES FISSION of carbon-carbon bond in vicinal diols to give aldehydes.