Solubility of Group 2 Sulfates

What are Group 2 elements also called

• Halogens

• Alkaline Earth Metals

• Earth Metals

• Acids

Which element is excluded from this topic?

• Calcium

• Magnesium

• Strontium

• Radium

Standard enthalpy of solution is defined as the enthalpy change when 1 mole of a solute dissolves in a solvent to form an infinitely dilute solution under standard conditions.

• True

• False

The symbol for reverse lattice energy

• -ΔΗ

• ΔΗ_latt

• ΔΗ

• -ΔΗ_latt

Select the most to least soluble sulfate

• MgSO₄ to BaSO₄

• CaSO₄ to SrSO₄

• MgSO₄ to SrSO₄

• BaSO₄ to CaSO₄

Standard Enthalpy of Hydration is defined as

• The amount of water required to turn a dry substance into a liquid.

• the process by which water turns into a solid substance

• 1 mole gaseous ions is completely hydrated in water to dilution under standard condition

What is true about the inter-ionic distance of Group 2 sulfates

• As you go down the group, inter-ionic distance remains constant

• As you go down the group, inter-ionic distance increases

• As you go down the group, inter-ionic distance decreases

Hydration energy increases down Group 2

• True

• False