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  1. because multi-charged silver ion (+2) are very uncommon, only found in quite extreme conditions. it's well-understood that silver ion refers to silver(I), not the others. other examples are sodium, zinc, cadmium... other oxidation...

    分類:科學及數學 > 化學 2010年11月09日

  2. You should know that there is no relationship between the charges' in brackets and "transition" or not. This is because of its varible oxidization state. Lead have 3 oxidization states: +2(most common), +4 and -4 If a metal ion have only 1...

    分類:科學及數學 > 化學 2010年06月07日