electropositive Electronegativity; Ability of an atom to attract a shared pair of electrons in its combined state. Non-metals are more Electronegative. Electropositivity: Ability of an ... 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 »