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  • Most basic among the following is:Option: 1 <img alt="\mathrm{Cl}^{-}" src="https://entrancecorner.oncodecogs.com/gif.latex?%5Cmathrm%7BCl%7D%5E%7B-%

Most basic among the following is:

Option: 1

\mathrm{Cl}^{-}


Option: 2

\mathrm{F}^{-}


Option: 3

\mathrm{I}^{-}


Option: 4

\mathrm{Br}^{-}


Answers (1)

best_answer

A conjugate base of a strong acid is weak whereas conjugate base of a weak acid is strong. Since the acidic strength of group 17 hydrides is in the order \mathrm{HF}<\mathrm{HCl}<\mathrm{HBr}<\mathrm{HI}, \mathrm{HF} is the weakest acid and hence its conjugate base \mathrm{F}^{-} is strongest base.

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Kuldeep Maurya

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