| Field | Notations |
1 | Alkaline earths exceed alkali metals | |
2 | Alkali metals exceed alkaline earths | |
3 | weak acidic anions exceed strong acidic anions | |
4 | Strong acidic anions exceed weak strong acidic anions | |
5 | Alkaline earths and weak acidic anions exceed both alkali metals and strong anions, respectively | |
6 | Alkaline earths exceed alkali metals and strong acidic anions exceed weak acidic anions | |
7 | Alkali metals exceed alkaline earths and strong acidic anions exceed weak acidic anions | |
8 | Alkali metals exceed alkaline earths and weak acidic anions exceed strong acidic anions | |
Chadha diagram(Field classifications) | Chadha diagram(Field notations) |