Bài 2 trang 87 - sách giáo khoa Hóa 8
- Mg + S \(\rightarrow\) MgS
- Zn + S \(\rightarrow\) ZnS
- Fe + S \(\rightarrow\) FeS
- 2Al + 3S \(\rightarrow\) \(Al_2S_3\)
- Mg + S \(\rightarrow\) MgS
- Zn + S \(\rightarrow\) ZnS
- Fe + S \(\rightarrow\) FeS
- 2Al + 3S \(\rightarrow\) \(Al_2S_3\)