Cân bằng các phản ứng oxi hóa – khử dạng phức tạp FexOy + HNO3
Giải thích
Fe+2y/xxOy⏟C.K+ HN+5O3⏟C.OXH → Fe+3(NO3)3+ N+4O2+ H2O
(3x − 2y)x1x N+5 + 1e → N+4 Fex+2y/x → xFe+3 + (3x − 2y)e
FexOy + (6x – 2y)HNO3 xFe(NO3)3 + (3x – 2y)NO2 + (3x – y)H2O
Fe+2y/xxOy⏟C.K+ HN+5O3⏟C.OXH → Fe+3(NO3)3+ N+4O2+ H2O
(3x − 2y)x1x N+5 + 1e → N+4 Fex+2y/x → xFe+3 + (3x − 2y)e
FexOy + (6x – 2y)HNO3 xFe(NO3)3 + (3x – 2y)NO2 + (3x – y)H2O