Solubility of Group 2 sulfates (Solubility of Group 2 sulfates decreases down the group; BaSO₄ is almost insoluble (used)
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Solubility of Group 2 sulfates decreases down the group; BaSO₄ is almost insoluble (used in tests).
What each symbol means
| Symbol | What it stands for |
|---|---|
| M | Alkaline earth metal |
When to use this
Lattice energy dominates for large cations with SO₄²⁻; BaSO₄ has very high lattice energy / low solvation.