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Periodic Table - Observations

Explain the following observations.

a) In2O is more basic than In2O3

b) Pi bonds exist between two nitrogen atoms but not between two phosphorus atoms

c) Lithium salts are more readily soluble in polar organic solvents (ethanol, acetone) than in water

Solution Preview

a) This is equivalent to compare InOH and In(OH)3. In+ has less attraction toward OH- than In3+ because it has less positive charge and it's larger. So InOH more readily ionizes and is ...

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