Question

among Hf,Hcl,Hbr,Hi witch has weekest acidic property​

Answer 1

: HF, HCl, HBr, and HI Acid Strength

It's because HF has the strongest bond that it makes it the weakest out of all of them. The stronger the acids, the more easily it dissociates in solution. Since HF has the strongest bond, it doesn't dissociate as easily as HI does, making it weaker