2Al+3O2=2Al2O3
2Ca+O2=2CaO
Na2O+H2O=2NaOH
SO2+H2O=H2SO3
Al2O3+3H2O=2Al(OH)3
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CH3 CH3
8.CH3-CH2-CH2-CH2-CH2-CH3 (-2,5 диметилгексан)
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CH3 CH3
9. CH3
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CH3-C-CH2-CH-CH3 (- 2,2,4 триметилпентан)
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CH3 CH3
10. CH3
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СH3-CH-CH-CH-CH3 (-2,3,4 триметилпентан)
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CH3 CH3
Пока!
4 Al + 3 O2 → 2 Al2O3
2 Ca + O2 → 2 CaO
Na2O + H2O → 2 NaO
SO2 + H2O → H2SO3
Al2O3 + 3 H2O → 2 Al(OH)3