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10 questions from this quiz
Sign before number (+2) vs sign after (2+)
000
−1-1−1
Sum: (+4)+2(−2)=0(+4) + 2(-2) = 0(+4)+2(−2)=0
+6+6+6
Iron(III) chloride
An increase in oxidation number
Increases from 000 to +4+4+4 (oxidised)
The oxidising agent
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