| 価数 | イオン名 | イオン式 |
|---|
| 1 | 単原子イオン |
|---|
| 水素化物イオン |  |
| フッ化物イオン |  |
| 塩化物イオン |  |
| 臭化物イオン |  |
| ヨウ化物イオン |  |
| 多原子イオン |
| 水酸化物イオン |  |
| シアン化物イオン |  |
| 硝酸イオン | ![{\displaystyle {\mathrm {NO} {\vphantom {A}}_{\smash[{t}]{3}}{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2fbf5aec8344d44a72426cb865adb4c4adde12884d&f=jpg&w=240) |
| 亜硝酸イオン | ![{\displaystyle {\mathrm {NO} {\vphantom {A}}_{\smash[{t}]{2}}{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2fcdea9e71013963a97ca2e935abe4f94aaa02e929&f=jpg&w=240) |
| 次亜塩素酸イオン |  |
| 亜塩素酸イオン | ![{\displaystyle {\mathrm {ClO} {\vphantom {A}}_{\smash[{t}]{2}}{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f1ab54b1d57b06c0b3b00aded8b3e96def656d8f2&f=jpg&w=240) |
| 塩素酸イオン | ![{\displaystyle {\mathrm {ClO} {\vphantom {A}}_{\smash[{t}]{3}}{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f7be6737a5168fe823837f22457337231cd278a0d&f=jpg&w=240) |
| 過塩素酸イオン | ![{\displaystyle {\mathrm {ClO} {\vphantom {A}}_{\smash[{t}]{4}}{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f9bbd97fccdd96b05ae80039f1f4a901d2b26f738&f=jpg&w=240) |
| 過マンガン酸イオン | ![{\displaystyle {\mathrm {MnO} {\vphantom {A}}_{\smash[{t}]{4}}{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f10e77d1811d9b3c67a1e11b94c868a61a786b7b0&f=jpg&w=240) |
| 酢酸イオン | ![{\displaystyle {\mathrm {CH} {\vphantom {A}}_{\smash[{t}]{3}}\mathrm {COO} {\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2fed2848e8d22d48b3110bc98a3edc606fbee7e00b&f=jpg&w=240) |
| 炭酸水素イオン | ![{\displaystyle {\mathrm {HCO} {\vphantom {A}}_{\smash[{t}]{3}}{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2fa1ca0f95c51b9d75df2c737d72bdb3905651d4cd&f=jpg&w=240) |
| リン酸二水素イオン | ![{\displaystyle {\mathrm {H} {\vphantom {A}}_{\smash[{t}]{2}}\mathrm {PO} {\vphantom {A}}_{\smash[{t}]{4}}{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2ff75df40b689417963a2121e8197de9f2eda81058&f=jpg&w=240) |
| 硫酸水素イオン | ![{\displaystyle {\mathrm {HSO} {\vphantom {A}}_{\smash[{t}]{4}}{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2fb3249ee261b05294368809ca7fdeded5c5729a8d&f=jpg&w=240) |
| 硫化水素イオン |  |
| チオシアン酸イオン |  |
| シュウ酸水素イオン | ![{\displaystyle {\mathrm {H} (\mathrm {COO} ){\vphantom {A}}_{\smash[{t}]{2}}{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2fd0d110e19261206d8bd1619fa764d6b896ae5a24&f=jpg&w=240) |
| 超酸化物イオン | ![{\displaystyle {\mathrm {O} {\vphantom {A}}_{\smash[{t}]{2}}{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f69a49dd36b8bd6a25a96af9ded53808dd1549f04&f=jpg&w=240) |
| 錯イオン |
| テトラヒドロキシドアルミン酸イオン | ![{\displaystyle {[\mathrm {Al} (\mathrm {OH} ){\vphantom {A}}_{\smash[{t}]{4}}]{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2fa91476dea3d0c941f39a165e728a5875a8f47066&f=jpg&w=240)
![{\displaystyle {[\mathrm {Al} (\mathrm {OH} ){\vphantom {A}}_{\smash[{t}]{4}}(\mathrm {H} {\vphantom {A}}_{\smash[{t}]{2}}\mathrm {O} ){\vphantom {A}}_{\smash[{t}]{2}}]{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f62645c652eca548a31c9a97bba99b8b4cb2337d4&f=jpg&w=240) |
| ジシアニド銀(I) 酸イオン | ![{\displaystyle {[\mathrm {Ag} (\mathrm {CN} ){\vphantom {A}}_{\smash[{t}]{2}}]{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f3f279b13671aa9f265c0c825db9f3495a1ff6fbd&f=jpg&w=240) |
| テトラヒドロキシドクロム(III) 酸イオン | ![{\displaystyle {[\mathrm {Cr} (\mathrm {OH} ){\vphantom {A}}_{\smash[{t}]{4}}]{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f323611ea1b298719c61b0af385bb5e4a1bea6559&f=jpg&w=240) |
| テトラクロリド金(III) 酸イオン | ![{\displaystyle {[\mathrm {AuCl} {\vphantom {A}}_{\smash[{t}]{4}}]{\vphantom {A}}^{-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f811b5a8c161cfa0103e8c8ec0c76c2ce715ea939&f=jpg&w=240) |
| 2 | 単原子イオン |
|---|
| 酸化物イオン |  |
| 硫化物イオン |  |
| 多原子イオン |
| 過酸化物イオン | ![{\displaystyle {\mathrm {O} {\vphantom {A}}_{\smash[{t}]{2}}{\vphantom {A}}^{2-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2fef1f73bc5d6cb094fffbc2274ff6791509bbfce4&f=jpg&w=240) |
| 硫酸イオン | ![{\displaystyle {\mathrm {SO} {\vphantom {A}}_{\smash[{t}]{4}}{\vphantom {A}}^{2-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f2ec8bd60a7fd026872cc005fb2fb1db8e30a02b3&f=jpg&w=240) |
| 亜硫酸イオン | ![{\displaystyle {\mathrm {SO} {\vphantom {A}}_{\smash[{t}]{3}}{\vphantom {A}}^{2-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f5c5faf5ab59538f3cc113a80c2de93a6b2728f9f&f=jpg&w=240) |
| チオ硫酸イオン | ![{\displaystyle {\mathrm {S} {\vphantom {A}}_{\smash[{t}]{2}}\mathrm {O} {\vphantom {A}}_{\smash[{t}]{3}}{\vphantom {A}}^{2-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2fe1a5ecce3a28bcca2f81982ce5add9e7d996a7bb&f=jpg&w=240) |
| 炭酸イオン | ![{\displaystyle {\mathrm {CO} {\vphantom {A}}_{\smash[{t}]{3}}{\vphantom {A}}^{2-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f0d3efa3614398c154c311543162ef620cfb7fc12&f=jpg&w=240) |
| クロム酸イオン | ![{\displaystyle {\mathrm {CrO} {\vphantom {A}}_{\smash[{t}]{4}}{\vphantom {A}}^{2-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2ff2d917cbe4db37cfd5b2b2e39b5fad50d5782a46&f=jpg&w=240) |
| 二クロム酸イオン | ![{\displaystyle {\mathrm {Cr} {\vphantom {A}}_{\smash[{t}]{2}}\mathrm {O} {\vphantom {A}}_{\smash[{t}]{7}}{\vphantom {A}}^{2-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f578ae4ebfc6a5b6240883fb6c76155b912c60aca&f=jpg&w=240) |
| シュウ酸イオン | ![{\displaystyle {(\mathrm {COO} ){\vphantom {A}}_{\smash[{t}]{2}}{\vphantom {A}}^{2-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2fc62e4848e5854c9089ec2b271b7429ec8dacbc97&f=jpg&w=240) |
| リン酸一水素イオン | ![{\displaystyle {\mathrm {HPO} {\vphantom {A}}_{\smash[{t}]{4}}{\vphantom {A}}^{2-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f7bb17f1f5ca55b9fd644eca4395531462663a98f&f=jpg&w=240) |
| 錯イオン |
| テトラヒドロキシド亜鉛(II) 酸イオン | ![{\displaystyle {[\mathrm {Zn} (\mathrm {OH} ){\vphantom {A}}_{\smash[{t}]{4}}]{\vphantom {A}}^{2-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f6f5d1981a0023bc8528fd26f59d20a23bf6d205d&f=jpg&w=240) |
| テトラシアニド亜鉛(II) 酸イオン | ![{\displaystyle {[\mathrm {Zn} (\mathrm {CN} ){\vphantom {A}}_{\smash[{t}]{4}}]{\vphantom {A}}^{2-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f96b613bfd2492db030f48d54c65c728dff21b0b3&f=jpg&w=240) |
| テトラクロリド銅(II) 酸イオン | ![{\displaystyle {[\mathrm {CuCl} {\vphantom {A}}_{\smash[{t}]{4}}]{\vphantom {A}}^{2-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2fd1f879c5235befdb16b719ff31ddf9a2b5b40225&f=jpg&w=240) |
| 3 | 多原子イオン |
|---|
| リン酸イオン | ![{\displaystyle {\mathrm {PO} {\vphantom {A}}_{\smash[{t}]{4}}{\vphantom {A}}^{3-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f1e5152e4d6114af5ad934d97d0e250cfa6703910&f=jpg&w=240) |
| 錯イオン |
| ヘキサシアニド鉄(III) 酸イオン | ![{\displaystyle {[\mathrm {Fe} (\mathrm {CN} ){\vphantom {A}}_{\smash[{t}]{6}}]{\vphantom {A}}^{3-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2ff48cbd9613eea35d3359a8be472ebabc2b622d53&f=jpg&w=240) |
| ビス(チオスルファト)銀(I) 酸イオン | ![{\displaystyle {[\mathrm {Ag} (\mathrm {S} {\vphantom {A}}_{\smash[{t}]{2}}\mathrm {O} {\vphantom {A}}_{\smash[{t}]{3}}){\vphantom {A}}_{\smash[{t}]{2}}]{\vphantom {A}}^{3-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f55bf2ccdb5f698351ffad30ba127e99bdb35d281&f=jpg&w=240) |
| 4 | 錯イオン |
|---|
| ヘキサシアニド鉄(II) 酸イオン | ![{\displaystyle {[\mathrm {Fe} (\mathrm {CN} ){\vphantom {A}}_{\smash[{t}]{6}}]{\vphantom {A}}^{4-}}}](/image.pl?url=https%3a%2f%2fwikimedia.org%2fapi%2frest_v1%2fmedia%2fmath%2frender%2fsvg%2f123e340ef8e2df1de165a2e576a8ffa032aca189&f=jpg&w=240) |