Can you describe the situations when greek prefixes are used?

The Greek prefixes are used in naming different compounds such as binary compounds, complexes, hydrates of inorganic molecules, organic molecules, etc.

Explanation:

Learn more about the use of greek prefixes in the naming of compounds here:

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Here's what I get  

Explanation:

At the introductory level of chemistry, I can think of only two situations when you use Greek prefixes.

They indicate the number of atoms or groups in a molecule when you are naming a compound.

1. Binary covalent compounds

For example, P₂S₅ is diphosphorus pentasulfide.

2. Hydrates

For example, Na₂SO₄·10H₂O is sodium sulfate decahydrate.