题目内容

 酒精是常用的物质。请回答:

       (1)根据右图提供的信息归纳乙醇的性质有

                                             ;                                                                                         

    

       (2)写出乙醇在空气中燃烧生成二氧化碳和

            水的化学方程式                                                                                         

                                             

                                     

                                            

                                         

  (1) 无色透明液体,易挥发, 能溶于水,可燃性(2分,少答一点扣0.5分,扣完为止)

           

            (2) C2H5OH + 3O2 2CO2 + 3H2O

 

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