Input interpretation
![group 1 ions](../image_source/652bd139f2cc649eca387a1a2dc3c76f.png)
group 1 ions
Members
![cesium cation | francium cation | lithium cation | lithide(1-) anion | potassium cation | rubidium cation | sodium cation | sodide(1-) anion (total: 8)](../image_source/cfdd01a167a7678d0588d9c638c6a8cc.png)
cesium cation | francium cation | lithium cation | lithide(1-) anion | potassium cation | rubidium cation | sodium cation | sodide(1-) anion (total: 8)
Ionic radii
![4-coordinate ionic radius | median | 99 pm | lowest | 59 pm (lithium cation) | highest | 137 pm (potassium cation) 6-coordinate ionic radius | median | 145 pm | lowest | 76 pm (lithium cation) | highest | 180 pm (francium cation) 8-coordinate ionic radius | median | 151 pm | lowest | 92 pm (lithium cation) | highest | 174 pm (cesium cation) 12-coordinate ionic radius | median | 168 pm | lowest | 139 pm (sodium cation) | highest | 188 pm (cesium cation)](../image_source/165b9347370d0b94d515101ea65e1c35.png)
4-coordinate ionic radius | median | 99 pm | lowest | 59 pm (lithium cation) | highest | 137 pm (potassium cation) 6-coordinate ionic radius | median | 145 pm | lowest | 76 pm (lithium cation) | highest | 180 pm (francium cation) 8-coordinate ionic radius | median | 151 pm | lowest | 92 pm (lithium cation) | highest | 174 pm (cesium cation) 12-coordinate ionic radius | median | 168 pm | lowest | 139 pm (sodium cation) | highest | 188 pm (cesium cation)
Units