问题 填空题

用化学方程式完成下列反应.

(1)硫在空气中燃烧                                                                                           

(2)过氧化氢溶液和二氧化锰混合制氧气                                                       

(3)红磷的燃烧                                                                                                  

(4)氯酸钾和二氧化锰混合加热                                                                      

(5)木炭在空气中燃烧                                                                                      

(6)氢气和氧化铜在加热的条件下生成铜和水                                                

答案

(1)S+O2SO2

(2)2H2O22H2O+O2↑;

(3)4P+5O22P2O5

(4)2KClO32KCl+3O2↑;

(5)C+O2CO2

(6)H2+CuOCu+H2O;

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