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元素化合物方程式書寫(四)硫及其化合物

2021-11-04 08:01 作者:冷雨淅  | 我要投稿

寫出下列反應(yīng)的化學(xué)方程式

1、工業(yè)上以黃鐵礦為原料制硫酸所涉及的反應(yīng):

設(shè)備:沸騰爐;反應(yīng):%5Cce%7B4FeS2%20%2B%2011O2%20%5Cxlongequal%7B%E9%AB%98%E6%B8%A9%7D%202Fe2O3%20%2B%208SO2%7D

????????????接觸室;反應(yīng):%5Cce%7B2SO2%20%2B%20O2%20%5Cxlongequal%5B%E5%82%AC%E5%8C%96%E5%89%82%5D%7B%E9%AB%98%E6%B8%A9%7D%202SO3%7D

????????????吸收塔;反應(yīng):%5Cce%7BSO3%20%2B%20H2O%20%3D%20H2SO4%7D

2、將硫粉和鐵粉混合物加熱:%5Cce%7BFe%20%2B%20S%20%5Cxlongequal%7B%5Cbigtriangleup%7D%20FeS%7D

3、銅和硫粉反應(yīng):%5Cce%7B2Cu%20%2B%20S%20%5Cxlongequal%7B%5Cbigtriangleup%7D%20Cu2S%7D

4、用硫黃處理撒落的汞:%5Cce%7BHg%20%2B%20S%20%3D%20HgS%7D

5、碳與濃硫酸反應(yīng):%5Cce%7BC%20%2B%202H2SO4(%E6%B5%93)%20%5Cxlongequal%7B%E2%96%B3%7D%20CO2%E2%86%91%20%2B%202SO2%E2%86%91%20%2B%202H2O%7D

6、硫與濃硫酸反應(yīng):%5Cce%7BS%20%2B%202H2SO4%20%3D%203SO2%20%5Cuparrow%20%2B%20H2O%7D

7、硫與氫氧化鈉溶液反應(yīng):%5Cce%7B3S%20%2B%206NaOH(%E6%B5%93)%20%5Cxlongequal%7B%5Cbigtriangleup%7D%202Na2S%20%2B%20Na2SO3%20%2B%203H2O%7D

8、二氧化硫與硫化氫氣體混合:%5Cce%7B2H2S%20%2B%20SO2%20%3D%203S%20%5Cdownarrow%20%2B%202H2O%7D

9、硫化氫氣體通入硫酸銅溶液中:%5Cce%7BH2S%20%2B%20CuSO4%20%3D%20H2SO4%20%2B%20CuS%20%5Cdownarrow%7D

10、二氧化硫的實(shí)驗(yàn)室制法:%5Cce%7BNaSO3%20%2B%20H2SO4(%E6%B5%93)%20%3D%20NaSO4%20%2B%20H2O%20%2B%20SO2%7D

寫出下列反應(yīng)的離子方程式

11、%5Cce%7BSO2%7D與少量氫氧化鈉溶液反應(yīng):%5Cce%7BOH-%20%2B%20SO2%20%3D%20HSO3-%7D

12、過量%5Cce%7BSO2%7D通入澄清石灰水中:%5Cce%7B2OH-%20%2B%202SO2%20%3D%202HSO3%5E-%7D

13、%5Cce%7BSO2%7D通入酸性%5Cce%7BKMnO4%7D溶液:%5Cce%7B2MnO4-%20%2B5SO2%20%2B2H2O%20%3D%202Mn%5E%7B2%2B%7D%20%2B%205SO4%5E%7B2-%7D%20%2B%204H%2B%7D%20

14、%5Cce%7BSO2%7D通入碘水中:%5Cce%7BSO2%20%2B%20I2%20%2B%202H2O%20%3D%202I-%20%2B%20SO4%5E%7B2-%7D%20%2B%204H%2B%7D

15、%5Cce%7BSO2%7D通入雙氧水中:%5Cce%7BSO2%20%2B%20H2O2%20%3D%202H%2B%20%2B%20SO4%5E%7B2-%7D%7D

16、%5Cce%7BSO2%7D通入氯化鐵溶液中:%5Cce%7B2Fe%5E%7B3%2B%7D%20%2B%20SO2%20%2B%202H2O%20%3D%202Fe%5E%7B2%2B%7D%20%2B%204H%2B%20%2BSO4%5E%7B2-%7D%7D

17、將%5Cce%7BSO2%7D通入足量濃氨水中:%5Cce%7BSO2%20%2B%202NH3%C2%B7H2O%20%3D%202NH4%2B%20%2B%20SO3%5E%7B2-%7D%20%2B%20H2O%7D

18、將少量%5Cce%7BSO2%7D通入%5Cce%7BNaClO%7D溶液中:%5Cce%7BSO2%20%2B%20ClO-%20%2B%20H2O%20%3D%20SO4%5E%7B2-%7D%20%2B%20Cl-%20%2B%202H%2B%7D

19、將足量%5Cce%7BSO2%7D通入%5Cce%7BNaClO%7D溶液中:%5Cce%7BSO2%20%2B2ClO-%20%2B%20H2O%20%3D%20SO4%5E%7B2-%7D%20%2B%202H%2B%20%2B2Cl-%7D

20、少量氯化鐵溶液與足量硫化鈉溶液反應(yīng):%5Cce%7B2Fe%5E%7B3%2B%7D%20%2B%203S%5E%7B2-%7D%20%3D%202FeS%E2%86%93%20%2B%20S%E2%86%93%7D

21、硫代硫酸根在酸性條件下水解:%5Cce%7BS2O3%5E%7B2-%7D%20%2B%202H%2B%20%3D%20S%20%5Cdownarrow%20%2B%20SO2%20%5Cuparrow%20%2B%20H2O%7D


元素化合物方程式書寫(四)硫及其化合物的評(píng)論 (共 條)

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