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DrDestroy 7 (81057)4726 11 g
1.veids PbS + H2 = Pb + H2S↑
2.veids 2PbS+202=2PbО+2S02 2PbО+2 СО=2Pb+2СО2
3.veids 3PbS+3O2=PbS+2PbO+2SO2 PbS+2PbO=3Pb+SO2 blakusreakcijas: PbS+2О2=PbSО4 PbS+PbSО4=2Pb+2SO2
4.veids PbS+Fe=Pb+FeS
Jautājumi: 1278039 Atbildes: 8800164, Dalībnieki: 369916 |
DrDestroy 7 (81057)4726 11 g
1.veids PbS + H2 = Pb + H2S↑
2.veids 2PbS+202=2PbО+2S02 2PbО+2 СО=2Pb+2СО2
3.veids 3PbS+3O2=PbS+2PbO+2SO2 PbS+2PbO=3Pb+SO2 blakusreakcijas: PbS+2О2=PbSО4 PbS+PbSО4=2Pb+2SO2
4.veids PbS+Fe=Pb+FeS