3H2O | + | 2NaOH | + | Cr2O3 | ⟶ | 2Na[Cr(OH)4] | |
4HCl | + | NaCrO2 | + | Na[Cr(OH)4] | ⟶ | H2O | + | NaCl | + | CrCl3 | |
3Cl2 | + | 8NaOH | + | 2Na[Cr(OH)4] | ⟶ | 8H2O | + | 6NaCl | + | 2Na2CrO4 | |
3Br2 | + | 8NaOH | + | 2Na[Cr(OH)4] | ⟶ | 8H2O | + | 2Na2CrO4 | + | 6NaBr | |
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