A-LevelChemistryGroup 29701/12 · Oct/Nov 2020 · Q351 Mark
Group 2 elements and their compounds show trends in their physical and chemical properties. Barium is above radium in Group 2 of the Periodic Table. Which statements are likely to be correct? 1 Barium hydroxide is less soluble than radium hydroxide. 2 Barium reacts less vigorously with water than radium does. 3 Barium sulfate is more soluble than radium sulfate.
A1, 2 and 3 are correct
B1 and 2 only are correct
C2 and 3 only are correct
D1 only is correct
✓ Correct answer
A: 1, 2 and 3 are correct
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