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Metallurgy — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryMetallurgy1 Mark
Question
Complete and balance the following equation:
$Al+O_2 \rightarrow$
✓

Answer

$4 Al +3 O _2 \rightarrow 2 Al _2 O _3(s)$

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