Rondongu
Rondongu (kureva calcium, paChishongrish inonzi Karisiyamu) inhangande ye chemshonga inechirakidzo cha-Ca uye ne numeri ye hatomu ya 20. Sesimbi yerinopasi ye rukiliyi, rondongu runoshanduka mumhado dze hwada re chitutsiro-zoti kana rikavhurirwa mumweya.
Mashoko okuziva:
[chinjirudza | chinjirudza mabviro]- Rukiliyi - kureva alkaline, kubva kuChiarabhu (اَلْقِلْي ; al-qily)
- chitutsiro-zoti (oxide-nitride)