<table>
<tbody><tr>
<td valign="top">
<table class="wikitable">
<caption>Common cations<sup id="cite_ref-:0_19-0" class="reference"><a href="#cite_note-:0-19">[19]</a></sup>
</caption>
<tbody><tr>
<th style="text-align: left">Common name
</th>
<th style="text-align: left">Formula
</th>
<th style="text-align: left">Historic name
</th></tr>
<tr>
<th colspan="3" style="background:aliceblue;"><i><a href="/wiki/Monatomic_ion" title="Monatomic ion">Monatomic</a> cations</i>
</th></tr>
<tr>
<td><a href="/wiki/Aluminium" title="Aluminium">Aluminium</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Al<sup>3+</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Barium" title="Barium">Barium</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Ba<sup>2+</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Beryllium" title="Beryllium">Beryllium</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Be<sup>2+</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Calcium" title="Calcium">Calcium</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Ca<sup>2+</sup></span></td>
<td>
</td></tr>
<tr>
<td>Chromium(III)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Cr<sup>3+</sup></span></td>
<td>
</td></tr>
<tr>
<td>Copper(I)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Cu<sup class="template-chem2-sup">+</sup></span></td>
<td>cuprous
</td></tr>
<tr>
<td>Copper(II)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Cu<sup>2+</sup></span></td>
<td>cupric
</td></tr>
<tr>
<td><a href="/wiki/Gold" title="Gold">Gold(I)</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Au<sup class="template-chem2-sup">+</sup></span></td>
<td>aurous
</td></tr>
<tr>
<td>Gold(III)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Au<sup>3+</sup></span></td>
<td>auric
</td></tr>
<tr>
<td><a href="/wiki/Hydrogen" title="Hydrogen">Hydrogen</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sup class="template-chem2-sup">+</sup></span></td>
<td>
</td></tr>
<tr>
<td>Iron(II)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Fe<sup>2+</sup></span></td>
<td>ferrous
</td></tr>
<tr>
<td>Iron(III)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Fe<sup>3+</sup></span></td>
<td>ferric
</td></tr>
<tr>
<td>Lead(II)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Pb<sup>2+</sup></span></td>
<td>plumbous
</td></tr>
<tr>
<td>Lead(IV)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Pb<sup>4+</sup></span></td>
<td>plumbic
</td></tr>
<tr>
<td><a href="/wiki/Lithium" title="Lithium">Lithium</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Li<sup class="template-chem2-sup">+</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Magnesium" title="Magnesium">Magnesium</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Mg<sup>2+</sup></span></td>
<td>
</td></tr>
<tr>
<td>Manganese(II)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Mn<sup>2+</sup></span></td>
<td>manganous
</td></tr>
<tr>
<td>Manganese(III)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Mn<sup>3+</sup></span></td>
<td>manganic
</td></tr>
<tr>
<td>Manganese(IV)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Mn<sup>4+</sup></span></td>
<td>
</td></tr>
<tr>
<td>Mercury(II)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Hg<sup>2+</sup></span></td>
<td>mercuric
</td></tr>
<tr>
<td><a href="/wiki/Potassium" title="Potassium">Potassium</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">K<sup class="template-chem2-sup">+</sup></span></td>
<td>kalic
</td></tr>
<tr>
<td><a href="/wiki/Silver" title="Silver">Silver</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Ag<sup class="template-chem2-sup">+</sup></span></td>
<td>argentous
</td></tr>
<tr>
<td><a href="/wiki/Sodium" title="Sodium">Sodium</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Na<sup class="template-chem2-sup">+</sup></span></td>
<td>natric
</td></tr>
<tr>
<td><a href="/wiki/Strontium" title="Strontium">Strontium</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Sr<sup>2+</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Tin" title="Tin">Tin</a>(II)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Sn<sup>2+</sup></span></td>
<td>stannous
</td></tr>
<tr>
<td>Tin(IV)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Sn<sup>4+</sup></span></td>
<td>stannic
</td></tr>
<tr>
<td><a href="/wiki/Zinc" title="Zinc">Zinc</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Zn<sup>2+</sup></span></td>
<td>
</td></tr>
<tr>
<th colspan="3" style="background:aliceblue;"><i><a href="/wiki/Polyatomic_ion" title="Polyatomic ion">Polyatomic</a> cations</i>
</th></tr>
<tr>
<td><a href="/wiki/Ammonium" title="Ammonium">Ammonium</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">NH<span class="template-chem2-su"><span>+</span><span>4</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Hydronium" title="Hydronium">Hydronium</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sub class="template-chem2-sub">3</sub>O<sup class="template-chem2-sup">+</sup></span></td>
<td>
</td></tr>
<tr>
<td>Mercury(I)</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Hg<span class="template-chem2-su"><span>2+</span><span>2</span></span></span></td>
<td>mercurous
</td></tr></tbody></table>
</td>
<td valign="top">
<table class="wikitable">
<caption>Common anions<sup id="cite_ref-:0_19-1" class="reference"><a href="#cite_note-:0-19">[19]</a></sup>
</caption>
<tbody><tr>
<th style="text-align: left">Formal name
</th>
<th style="text-align: left">Formula
</th>
<th style="text-align: left">Alt. name
</th></tr>
<tr>
<th colspan="3" style="background:aliceblue;"><i><a href="/wiki/Monatomic_ion" title="Monatomic ion">Monatomic</a> anions</i>
</th></tr>
<tr>
<td><a href="/wiki/Azide" title="Azide">Azide</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">N<span class="template-chem2-su"><span>−</span><span>3</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Bromide" title="Bromide">Bromide</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Br<sup class="template-chem2-sup">−</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Carbide" title="Carbide">Carbide</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">C<sup class="template-chem2-sup">−</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Chloride" title="Chloride">Chloride</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Cl<sup class="template-chem2-sup">−</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Fluoride" title="Fluoride">Fluoride</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">F<sup class="template-chem2-sup">−</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Hydride" title="Hydride">Hydride</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sup class="template-chem2-sup">−</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Iodide" title="Iodide">Iodide</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">I<sup class="template-chem2-sup">−</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Nitride" title="Nitride">Nitride</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">N<sup>3−</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Phosphide" title="Phosphide">Phosphide</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">P<sup>3−</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Oxide" title="Oxide">Oxide</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">O<sup>2−</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Sulfide" title="Sulfide">Sulfide</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">S<sup>2−</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Selenide" title="Selenide">Selenide</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Se<sup>2−</sup></span></td>
<td>
</td></tr>
<tr>
<th colspan="3" style="background:aliceblue;"><i>Oxoanions (<a href="/wiki/Polyatomic_ion" title="Polyatomic ion">Polyatomic ions</a>)<sup id="cite_ref-:0_19-2" class="reference"><a href="#cite_note-:0-19">[19]</a></sup></i>
</th></tr>
<tr>
<td><a href="/wiki/Carbonate" title="Carbonate">Carbonate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">CO<span class="template-chem2-su"><span>2−</span><span>3</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Chlorate" title="Chlorate">Chlorate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">ClO<span class="template-chem2-su"><span>−</span><span>3</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Chromate_ion" class="mw-redirect" title="Chromate ion">Chromate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">CrO<span class="template-chem2-su"><span>2−</span><span>4</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Dichromate" class="mw-redirect" title="Dichromate">Dichromate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Cr<sub class="template-chem2-sub">2</sub>O<span class="template-chem2-su"><span>2−</span><span>7</span></span></span></td>
<td>
</td></tr>
<tr>
<td>Dihydrogen phosphate</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>PO<span class="template-chem2-su"><span>−</span><span>4</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Hydrogen_carbonate" class="mw-redirect" title="Hydrogen carbonate">Hydrogen carbonate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HCO<span class="template-chem2-su"><span>−</span><span>3</span></span></span></td>
<td>bicarbonate
</td></tr>
<tr>
<td><a href="/wiki/Hydrogen_sulfate" class="mw-redirect" title="Hydrogen sulfate">Hydrogen sulfate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HSO<span class="template-chem2-su"><span>−</span><span>4</span></span></span></td>
<td>bisulfate
</td></tr>
<tr>
<td><a href="/wiki/Hydrogen_sulfite" class="mw-redirect" title="Hydrogen sulfite">Hydrogen sulfite</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HSO<span class="template-chem2-su"><span>−</span><span>3</span></span></span></td>
<td>bisulfite
</td></tr>
<tr>
<td><a href="/wiki/Hydroxide" title="Hydroxide">Hydroxide</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">OH<sup class="template-chem2-sup">−</sup></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Hypochlorite" title="Hypochlorite">Hypochlorite</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">ClO<sup class="template-chem2-sup">−</sup></span></td>
<td>
</td></tr>
<tr>
<td>Monohydrogen phosphate</td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HPO<span class="template-chem2-su"><span>2−</span><span>4</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Nitrate" title="Nitrate">Nitrate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">NO<span class="template-chem2-su"><span>−</span><span>3</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Nitrite" title="Nitrite">Nitrite</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">NO<span class="template-chem2-su"><span>−</span><span>2</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Perchlorate" title="Perchlorate">Perchlorate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">ClO<span class="template-chem2-su"><span>−</span><span>4</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Permanganate" title="Permanganate">Permanganate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">MnO<span class="template-chem2-su"><span>−</span><span>4</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Peroxide" title="Peroxide">Peroxide</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">O<span class="template-chem2-su"><span>2−</span><span>2</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Phosphate" title="Phosphate">Phosphate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">PO<span class="template-chem2-su"><span>3−</span><span>4</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Sulfate" title="Sulfate">Sulfate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">SO<span class="template-chem2-su"><span>2−</span><span>4</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Sulfite" title="Sulfite">Sulfite</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">SO<span class="template-chem2-su"><span>2−</span><span>3</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Superoxide" title="Superoxide">Superoxide</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">O<span class="template-chem2-su"><span>−</span><span>2</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Thiosulfate" title="Thiosulfate">Thiosulfate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">S<sub class="template-chem2-sub">2</sub>O<span class="template-chem2-su"><span>2−</span><span>3</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Silicate" title="Silicate">Silicate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">SiO<span class="template-chem2-su"><span>4−</span><span>4</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/w/index.php?title=Metasilicate_(disambiguation)&action=edit&redlink=1" class="new" title="Metasilicate (disambiguation) (page does not exist)">Metasilicate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">SiO<span class="template-chem2-su"><span>2−</span><span>3</span></span></span></td>
<td>
</td></tr>
<tr>
<td><a href="/wiki/Aluminium_silicate" title="Aluminium silicate">Aluminium silicate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">AlSiO<span class="template-chem2-su"><span>−</span><span>4</span></span></span></td>
<td>
</td></tr>
<tr>
<th colspan="3" style="background:aliceblue;"><i>Anions from organic acids</i>
</th></tr>
<tr>
<td><a href="/wiki/Acetate" title="Acetate">Acetate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">CH<sub class="template-chem2-sub">3</sub>COO<sup class="template-chem2-sup">−</sup></span></td>
<td>ethanoate
</td></tr>
<tr>
<td><a href="/wiki/Formate" title="Formate">Formate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HCOO<sup class="template-chem2-sup">−</sup></span></td>
<td>methanoate
</td></tr>
<tr>
<td><a href="/wiki/Oxalate" title="Oxalate">Oxalate</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">C<sub class="template-chem2-sub">2</sub>O<span class="template-chem2-su"><span>2−</span><span>4</span></span></span></td>
<td>ethanedioate
</td></tr>
<tr>
<td><a href="/wiki/Cyanide" title="Cyanide">Cyanide</a></td>
<td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">CN<sup class="template-chem2-sup">−</sup></span></td>
<td>
</td></tr></tbody></table>
</td></tr></tbody></table>