[高中化学石油和煤重要的烃精品课件乙烯.ppt

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[高中化学石油和煤重要的烃精品课件乙烯.ppt

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[高中化学石油和煤重要的烃精品课件乙烯

* * 化学必修２：３．２《石油和煤重要的烃》精品课件ｐｐｔ Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 石油和煤重要的烃 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. ？这种气体是: 如果把青桔子和熟苹果放在同一个塑料袋里,系紧袋口,这样一段时间后青桔子就可以变黄、成熟。乙烯 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. C C H H H H .. .. : : . H . : . H . 一、乙烯的分子结构 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 碳碳双键（C=C）平面分子（六个原子在同一个平面上）键角120（相邻两个化学键之间的夹角）结构式结构简式 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 色：无色态：气体味：略带甜味溶解性：微溶密度：与空气接近 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 观察·思考实验1：点燃纯净的乙烯，观察燃烧时火焰的亮度和颜色。实验2：将乙烯通入盛有酸性KMnO4溶液的试管中，观察试管内溶液颜色的变化。实验3：将过量的乙烯通入盛有溴水的试管中，观察试管内溶液颜色的变化；在