Input interpretation
alkali metals | electron shell configuration
Table
lithium | 2 | 1 sodium | 2 | 8 | 1 potassium | 2 | 8 | 8 | 1 rubidium | 2 | 8 | 18 | 8 | 1 cesium | 2 | 8 | 18 | 18 | 8 | 1 francium | 2 | 8 | 18 | 32 | 18 | 8 | 1