CuS只能硝酸,不容于盐酸
CuS+10HNO3(浓)=Cu(NO3)2+H2SO4+8NO2↑+4H2O
3CuS+8HNO3(稀)=3Cu(NO3)2+3S↓+2NO↑+4H2O
SnS2可用盐酸
SnS2 + 4H + 6Cl →SnCl 6+ 2H 2 S↑
CuS只能硝酸,不容于盐酸
CuS+10HNO3(浓)=Cu(NO3)2+H2SO4+8NO2↑+4H2O
3CuS+8HNO3(稀)=3Cu(NO3)2+3S↓+2NO↑+4H2O
SnS2可用盐酸
SnS2 + 4H + 6Cl →SnCl 6+ 2H 2 S↑