bagi kalian yang bisa jawab 2soal diatas gue kasih 35 point.

1. Ikatan ion = non logam + logam
Contoh senyawa = NaBr, FeS
2a. Kation = NH4+
anion = CO3 2-
formula = (NH4)2 CO3
b. Kation = Na+
Anion = H-
formula = NaH
c. Kation= Ca2+
Anion = F-
formula = CaF2
d. Kation = Al3+
Anion = NO3-
formula = Al(NO3)3

Semoga membantu :)