electronegativity ionic covalent Electronegativity values are useful in determining if a bond is to be classified as nonpolar covalent, polar covalent or ionic. What you should do is look only at the two atoms in a given bond. 相關軟體 Polarity 下載 Netscape Navigator 網路瀏覽器 建構在Firefox2.0上的獨立型瀏覽器。 自動修正網址輸入錯誤的功能。 ... 了解更多 »