Napisz równania reakcji chemicznych, które przedstawia schemat.
1) 2Na+O2=Na2O2, Na2O2+2Na=2Na2O
2) Na₂0+H₂0=2NaOH
3) 2Na+2H₂0=2NaOH+H₂
1. 2Na+O2-->Na2O2
2Na+Na2O2-->2Na2O
2. Na2O+H2O-->2NaOH
3. 2Na+2H2O-->2NaOH+H2
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1) 2Na+O2=Na2O2,
Na2O2+2Na=2Na2O
2) Na₂0+H₂0=2NaOH
3) 2Na+2H₂0=2NaOH+H₂
1. 2Na+O2-->Na2O2
2Na+Na2O2-->2Na2O
2. Na2O+H2O-->2NaOH
3. 2Na+2H2O-->2NaOH+H2