BRAINCAKEReaction with Water
The group 2 elements react with water to form alkaline hydroxides with the general formula M(OH)2 and hydrogen gas. Magnesium reacts very slowly with cold water but the reactivity increases down the group.
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Key terms in this lesson
- Group
- A vertical column of the periodic table, containing elements with the same number of outer-shell electrons.
More in Group 2
- Group 2 Elements
- Physical Properties
- Ionisation Energies
- Calcium
- Solubility of Hydroxides
- Solubility of Sulfates
All 7 lessons in Group 2 · All AQA AS-level Chemistry topics