A-LevelChemistryGroup 29701/12 · May/June 2010 · Q191 Mark

Which property of Group II elements (beryllium to barium) decreases with increasing atomic number?

Areactivity with water

Bsecond ionisation energy

Csolubility of hydroxides

Dstability of the carbonates

✓ Correct answer

B: second ionisation energy

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