The stronger acids includes: H₂Se in option -(i) , HBrO₃ in option - (ii), and HBrO₃ in option - (iii) are correct answers.
Strong acids are defined as those that completely ionise in solutions. This means that it emits the greatest amount of hydrogen ions or protons when added to a solution containing it.
Strong acids are made up of seven primary acids: sulfuric acid, nitric acid, hydrochloric acid, hydrobromic acid, and hydrochloric acid. These possess the strong acid property and can completely dissociate in water.
In an aqueous solution, a strong acid completely ionises. Every time it dissolves in water, a proton (H⁺) is lost. A weak acid is one that only partially ionises in a solution. When dissolved in water, it only releases a small number of its (H⁺) atoms.
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