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The correct statement about the solubilities of Group 2 hydroxides is:

Options

  1. AThe solubilities increase because lattice energy increases as we go down Group 2
  2. BThe solubilities increase because lattice energy decreases as we go down Group 2
  3. CThe solubilities decrease because atomic size increases as we go down Group 2
  4. DThe solubilities decrease because lattice energy decreases as we go down Group 2

Correct answer

B. The solubilities increase because lattice energy decreases as we go down Group 2

Step-by-step solution

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