Cr₂O₇^2- + 6 NH₃OH⁺ + 2 H⁺ → 2 (Cr)³⁺ + 3 N₂ + 13 H₂O

This is an oxidation-reduction (redox) reaction:

NH₃OH⁺ is a reducing agent, Cr₂O₇^2- is an oxidizing agent.

Reactants:

• Cr₂O₇^2-
• NH₃OH⁺
• H⁺

Products:

• Cr³⁺
• N₂
  • Names: Dinitrogen , Nitrogen (compressed gas) , Nitrogen (liquified) ... show moreN₂ , Nitrogen gas , N2 , Nitrogen , Diazyne , Liquid nitrogen , Nitrogen (refrigerated liquid) , Nitrogen (cryogenic liquid) show less
  • Appearance: Odourless colourless compressed gas ; Odourless colourless extremely cold liquid
• H₂O – Water, oxidane
  • Other names: Water (H2O) , Hydrogen hydroxide (HH or HOH) , Hydrogen oxide ... show moreDihydrogen monoxide (DHMO) (systematic name) , Hydrogen monoxide , Dihydrogen oxide , Hydric acid , Hydrohydroxic acid , Hydroxic acid , Hydrol , Μ-oxido dihydrogen , Κ1-hydroxyl hydrogen(0) show less
  • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas