The oxidation number of chlorine in KClO is:

+ 1

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+ 3

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+ 5

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+ 7

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Solution

The correct option is A + 1
$+ 1 K C l - 2 O$
oxidation state of alrali metals = +1
oxygen = -2
Let oxidation state of chlorine is x.
$∴$ x+1+(-2) = 0
$∴$ x = +1
Thus, oxidation state of chlorine in potassium chlorate is +1.

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Q. In which of the following, oxidation number of chlorine is

+ 5 ?

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The oxidation number of chlorine in KClO is:

The correct option is A + 1+1KCl−2Ooxidation state of alrali metals = +1oxygen = -2Let oxidation state of chlorine is x.∴ x+1+(-2) = 0∴ x = +1 Thus, oxidation state of chlorine in potassium chlorate is +1.

The correct option is A + 1
$+ 1 K C l - 2 O$
oxidation state of alrali metals = +1
oxygen = -2
Let oxidation state of chlorine is x.
$∴$ x+1+(-2) = 0
$∴$ x = +1
Thus, oxidation state of chlorine in potassium chlorate is +1.