2Na+S-Na2S 3K+P-K3P
Ca+S=CaS 3 Mg+ 2P-Mg3P2
2Al+3S-AL2S3 4Al+3Cl= Al4Cl3
1) 2Na+S-Na2S
Ca+S=CaS
2Al+3S-AL2S3
3 K+P-K3P
3Mg+2P-Mg3P2
4Al+3C-Al4Cl3
2Na+S-Na2S 3K+P-K3P
Ca+S=CaS 3 Mg+ 2P-Mg3P2
2Al+3S-AL2S3 4Al+3Cl= Al4Cl3
1) 2Na+S-Na2S
Ca+S=CaS
2Al+3S-AL2S3
3 K+P-K3P
3Mg+2P-Mg3P2
4Al+3C-Al4Cl3