资讯
There are a total of 10 protons and 10 electrons, so the water molecule is neutral. The electron cloud model shows that electrons are not shared equally in the water molecule. Electrons are a bit more ...
This attraction holds the atom together. It is not possible to locate the exact position of an electron, but the electron cloud shows the region where an electron is most likely to be. When the ...
A substance that contains polar covalent bonds may not be overall polar. This is due to the shape of the molecule. Water molecules are polar molecules. Both of the bonds inside the molecule are ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果