好多化学方程式啊（A lot of chemical equations）.doc

好多化学方程式啊（A lot of chemical equations） Chemical reaction 1. Magnesium burns in air: 2Mg + O2 ignites 2MgO 2. Iron burns in oxygen: 3Fe + 2O2 ignites Fe3O4 3 aluminum burning in the air: 4Al + 3O2 lit 2Al2O3 4. Hydrogen burns in the air: 2H2 + O2 ignites 2H2O 5, the red phosphorus burn in the air: 4P + 5O2 light 2P2O5 6. Sulfur powder burns in air: S + O2 ignites SO2 7. Carbon burns fully in oxygen: C + O2 ignites CO2 8. Carbon does not burn sufficiently in oxygen: 2C + O2 ignites 2CO 9, carbon dioxide through the hot carbon layer: C + CO2, high temperature 2CO 10. Carbon monoxide burns in oxygen: 2CO + O2 ignites 2CO2 11, the reaction of carbon dioxide and water (carbon dioxide into the purple litmus test solution): CO2 + H2O = = = H2CO3 12, lime water soluble: CaO + H2O = Ca (OH) 2 13, anhydrous copper sulfate as a desiccant: CuSO4 + 5H2O = CuSO4 - 5H2O 14. Sodium burns in chlorine gas: 2Na + Cl2 ignites 2NaCl decomposition reaction 15, the laboratory preparation of oxygen with hydrogen peroxide: 2H2O2 O2 = MnO2 2H2O+ 16, heating heating Potassium Permanganate: 2KMnO4 + MnO2 + O2 = K2MnO4 17, water decomposition under the effect of direct current: 2H2O + O2 = 2H2 = electricity 18, the instability of carbonate decomposition: H2CO3 = H2O + CO2 = 19, high temperature calcined limestone (carbon dioxide industrial process): CaCO3 high temperature CaO + CO2 Arrows Displacement reaction 20, iron and copper sulfate solution reaction: Fe + CuSO4 = FeSO4 + Cu 21, zinc and sulfuric acid reaction (laboratory hydrogen): Zn + H2SO4 = ZnSO4 + H2 Arrows 22, magnesium and dilute hydrochloric acid reaction: Mg+ + H2 = 2HCl = MgCl2 23, hydrogen reduction of copper oxide: H2 + CuO heating Cu + H2O 24, charcoal copperoxide reduction: C+ CO2 = 2Cu + 2CuO at high temperature 25 methane burning in the air: CH4 + 2O2 ignites CO2 + 2H2O 26, water vapor through the hot carbon layer: H2O + C, high temperature H2 + CO 27, the coke reduction of iron oxide: 3C+ 3CO2 = 4Fe + 2Fe2O3 at high tempera