TS EAMCET Engineering 12 May 2023 Shift 1 Solved Paper

Identify the correct statements from the following
I) Au is soluble in aqua regia but not Pt
II) Among the oxoacids of chlorine highest oxidation state possible for chlorine is +7
III) Among the hydrogen halides lowest boiling point is for HCl
IV) The order of stability of oxides of halogens is Cl>Br>I