正在加载图片...
Let's try another: C2Ha From VSEPR and Lewis dot structures,we know it looks like this: H ∠H C= H H H H H H H X1-9Letʼs try another: C2H4 From VSEPR and Lewis dot structures, we know it looks like this: C C H H H H C H H C C C H H H H XI-9
<<向上翻页向下翻页>>
©2008-现在 cucdc.com 高等教育资讯网 版权所有