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Chemical Properties of Boron Family

2KClO3+I2 = 2...

Question

2KClO3+I2 = 2KIO3+Cl2 Iodine is less electronegative than chlorine but it can displace chlorine from chlorate salt - explain

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Solution

Dear student,
The oxidation state of Cl and I in KClO₃ and KIO₃ are +5 respctively. Stability of +5 state increases down the group so I⁺⁵ will be more stable. So it displaces Cl from KClO₃.
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