CuSO4 + 4 NH3 → [Cu(NH3)4]SO4
This is a complexation reaction: [Cu(NH3)4]SO4 is the formed complex.
- CuSO4 – Copper(II) sulfate
- Names: Ammonia , Azane (only intended for use in naming derivatives of ammonia) , Hydrogen nitride
- Appearance: Colourless gas ; Colourless gas or compressed liquefied gas with pungent odour ; Colorless gas with a pungent, suffocating odor. [Note: Shipped as a liquefied compressed gas. Easily liquefied under pressure.]