Odpowiedź:
1. 2H2+O2⏩2H2O
2.H2+Cl2⏩2HCl
3.2Al+3S⏩Al2S3
4. 2Al+3Cl2⏩2AlCl3
5. 4Na+O2⏩2Na2O
6.4Fe+3O2⏩2Fe2O3
7.N2+O2⏩2NO
8.2Fe+3Cl2⏩2FeCl3
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Odpowiedź:
1. 2H2+O2⏩2H2O
2.H2+Cl2⏩2HCl
3.2Al+3S⏩Al2S3
4. 2Al+3Cl2⏩2AlCl3
5. 4Na+O2⏩2Na2O
6.4Fe+3O2⏩2Fe2O3
7.N2+O2⏩2NO
8.2Fe+3Cl2⏩2FeCl3