A) \[Cl{{O}^{-}}\]
B) \[ClO_{2}^{-}\]
C) \[ClO_{3}^{-}\]
D) \[ClO_{4}^{-}\]
Correct Answer: A
Solution :
Conjugate base of weak acid is always strong.Conjugate base | Acid | Oxidation sate of \[Cl\]. |
\[Cl{{O}^{-}}\] | \[HClO\] | \[+I\] |
\[ClO_{2}^{-}\] | \[HCl{{O}_{2}}\] | \[+III\] |
\[ClO_{3}^{-}\] | \[HCl{{O}_{3}}\] | \[+V\] |
\[ClO_{4}^{-}\] | \[HCl{{O}_{4}}\] | \[+VII\] |
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