What is the oxidation state of chlorine in ClO3-?
Understand the Problem
The question is asking for the oxidation state of chlorine (Cl) in the chlorate ion (ClO3-). To solve this, we will use the rules for assigning oxidation states, noting that oxygen generally has an oxidation state of -2 and the overall charge of the ion is -1.
Answer
+5
The final answer is +5
Answer for screen readers
The final answer is +5
More Information
In the chlorate ion (ClO3-), chlorine has an oxidation state of +5. This is calculated considering the usual -2 oxidation state of oxygen and the overall charge of the ion (-1).
Tips
A common mistake is forgetting to account for the charge of the ion when setting up the equation.
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