Images NA 2 O

< Previous photo
Photo - 58
Next photo >
Na 2 o. Cr2o72- cr3+. Cr2+ cr2o72-. Cr2o 2 – 7 + 14 h + + 6 e – = 2 CR 3+ + 7 h2o. K2cr04 cr3+.
Cr2o72- cr3+. Cr2+ cr2o72-. Cr2o 2 – 7 + 14 h + + 6 e – = 2 CR 3+ + 7 h2o. K2cr04 cr3+.

See also