Where does “鉀” come from?

鉀 (Chinese) comes from New Latin kalium, from German Kalium, from German Kali, from Arabic قِلْي.

Ancestry of “鉀”, step by step

Step	Language	Word	Meaning
1	New Latin	kalium	potassium
2	German	Kalium	potassium
3	German	Kali	potash
4	Arabic	قِلْي	—

鉀 — Etymology, Origin & Word History | Etymology Explorer