What is the oxidation number of Cl in ClO3-?
Understand the Problem
The question is asking for the oxidation number of chlorine (Cl) in the chlorate ion (ClO3-). To determine this, we need to apply oxidation state rules, knowing that oxygen typically has an oxidation state of -2 and the overall charge of the ion to calculate the value for chlorine.
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 number of +5. This can be determined by considering the oxidation state of oxygen (-2) and ensuring the sum of oxidation states equals the ion charge.