Which statement(s) is/are true?

Question

Order of basic nature of halide ion is

F^{-} > {Cl}^{-} > {Br}^{-} > I^{-}

HI

is the strongest acid among

HF

HCl

HBr

and

HI

The ionic character of

M - X

bond decreases in the order

M - F > M - Cl > M - Br > M - I .

All the above are correct statements.

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