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22.2 Oxidation Numbers
Assigning Oxidation Numbers ,[object Object],[object Object]
Rules for Assigning Oxidation Numbers ,[object Object],[object Object]
Rules for Assigning Oxidation Numbers ,[object Object],[object Object]
Rules for Assigning Oxidation Numbers   ,[object Object],2(+1) + (-2) = 0 H  O  (+2) + 2(-2) + 2(+1) = 0 Ca  O  H
Rules for Assigning Oxidation Numbers ,[object Object],X + 3(-2) = -1 N  O     X = +5    X = +6 X + 4(-2) = -2 S  O
Point to note ,[object Object],[object Object],[object Object],[object Object]
Problem: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Reducing Agents and Oxidizing Agents ,[object Object],[object Object],Sodium is  oxidized  – it is the  reducing agent Chlorine is  reduced  – it is the  oxidizing  agent
Trends in Oxidation and Reduction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Problem ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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Ch 22sec2