HYDROXIDES

• WHAT IS SIMILAR ABOUT ALL THE GROUP 2 HYDROXIDES?

  all white solids
• WHAT HAPPENS TO SOLUBILITY OF HYDROXIDES DOWN THE GROUP?

  increases
• SOLUBILITY OF Mg(OH)2?

  almost insoluble
• SOLUBILITY OF Ca(OH)2?

  sparingly soluble
• SOLUBILITY OF Sr(OH)2?

  more soluble
• SOLUBILITY OF Ba(OH)2?

  dissolves to produce a strongly alkaline solution
• EQUATION FOR Ba(OH)2 DISSOLVING?

  Ba(OH)2 (s) + aq -> Ba (2+) (aq) + 2OH- (aq)