find out the oxidation number of Al in Al2 O3
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Explanation:
Answer
The rule used here is that the algebraic sum of the oxidation numbers of all the atoms a molecule is zero.
Al
2
O
3
2× ( oxidation number of Al)+3× ( Oxidation number of O ) = 0
2× ( Oxidation number of Al) +3(−2)=0
2× ( oxidation number of Al) +6
∴ Oxidation number of Al =+3
Answered by
0
Answer:
THE ANSWER IS +3
Explanation:
+3+(-2)×3
=3+-6
+6-3
=+3
Oxidation number : +3
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