أحمد سامى 2012
18-08-2015, 05:25 PM
I want the preparation equations of Hematite Fe2o3 from pure iron Fe
And thanks???
And thanks???
مشاهدة النسخة كاملة : How to prepare hematite from pure Fe أحمد سامى 2012 18-08-2015, 05:25 PM I want the preparation equations of Hematite Fe2o3 from pure iron Fe And thanks??? mohammad algamal 19-08-2015, 11:45 PM 2Fe+3CL2 = 2FeCL3 FeCL3 + 3 NH4OH = Fe (OH)3 +3NH4CL 2Fe(OH)3 = heat FE2O3 = # H2O محمد السيد وجدي قباري 22-08-2015, 12:16 AM Fe + o2==fe3o4 fe3o4+o2=fe2o3 EasyRevisions 09-03-2016, 02:39 PM 2Fe+4O2-->Fe3O4 2Fe3O4+1/2 O2-->3Fe2O3 |