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Results tagged with Search options user 17556

For questions about ions - atomic or molecular particles having a net electric charge. Do NOT use this tag just because your question involves ions but is not about the ions themselves (as in electrochemistry, etc.).

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Nicolau Saker Neto already has an excellent answer, but he doesn't mention possibly the most common instance of an element being both a anion and a cation: Hydrogen Hydrogen usually has a positive ox …
answered Jul 17 '15 by mbrig