The equation is Cu + 2Hg3I2 -> Cu3I2 + 2Hg.

1. Detailed information about the equation Cu + 2Hg₃I₂ -> Cu₃I₂ + 2Hg

This is a chemical equation representing the reaction process between Copper (Cu) and Mercury iodide (Hg₃I₂) to produce Cu₃I₂ and Mercury (Hg).

2. Reaction conditions

This reaction takes place when Cu is placed in an environment containing Hg₃I₂. The specific reaction conditions have not yet been clearly identified.

3. Reaction process

In the reaction process, Cu reacts with Hg₃I₂ to form Cu₃I₂ and Hg.

4. Phenomena that occur

The specific phenomena of this reaction have not yet been clearly described. However, typically in chemical reactions, there may be phenomena such as color change, steam, gas, heat, or light production. In this case, color changes or the appearance of new compounds might occur when Cu reacts with Hg₃I₂.