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sweet
[91]
4 years ago
10
What is the oxidation number for Al in Al₂O₃?
Chemistry
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1
answer:
sesenic
[268]
4 years ago
4
0
Oxygen in oxides has oxidation number -2.
<span>Al⁺³₂O⁻²₃
+3*2 -2*3=0</span>
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