Chemistry A-Level
Group 2 reactivity increasing down the group
What Group 2 reactivity increasing down the group means in Chemistry A-Level, as defined for OCR.
Definition of Group 2 reactivity increasing down the group
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Reference: OCR
Reactivity increases down the group as the first and second ionisation energies fall and the atoms become larger, so the metals react more vigorously with water and oxygen.
Topics that use Group 2 reactivity increasing down the group
- Periodicity (OCR A-Level)
Related terms
- Applying the sequence to specific elements
- atomic radius
- Cations and delocalised electrons
- delocalised electrons
- Distinction from mass number and relative atomic mass
- electrostatic attraction
- First ionisation energy
- Forces broken on melting
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