The equation Mg(NO3)2 + 2Na2S2O3 -> 3Na2NO3 + MgS2O3.

1. Detailed information about the equation Mg(NO₃)₂ + 2Na₂S₂O₃ -> 3Na₂NO₃ + MgS₂O₃:

The above chemical equation describes the reaction between magnesium nitrate (Mg(NO₃)₂) and sodium thiosulfate (Na₂S₂O₃) to produce sodium nitrate (Na₂NO₃) and magnesium thiosulfate (MgS₂O₃).

2. Reaction conditions:

This reaction occurs under normal conditions (room temperature, 1 atm pressure) when the above two chemicals come into contact with each other.

3. Reaction process:

• Step 1: Mg(NO₃)₂ reacts with Na₂S₂O₃ to create a mixture containing Mg₂+, NO₃-, Na+, and S₂O₃₂- ions.
• Step 2: These ions then rearrange themselves to form the final products which are Na₂NO₃ and MgS₂O₃.

4. Occurrences:

During the reaction process, one may observe color changes and precipitation when the chemical products are formed. However, this is a chemical reaction at the molecular level so it is not easily directly observable. Note that the specific phenomena may vary depending on the specific conditions of the reaction.