A2 4.1 Born Haber Cycles

What is the term used to describe the energy change when one mole of gaseous atoms is formed from the element in its standard state?

• Bond enthalpy

• Lattice enthalpy

• Enthalpy of atomisation

• First ionisation energy

Which of the following is the energy needed to break a mole of a specific bond, averaged over many compounds?

• Lattice enthalpy

• Bond enthalpy

• Enthalpy of atomisation

• First electron affinity

What is the energy change called when one mole of gaseous ions with a single positive charge is formed from gaseous atoms?

• First ionisation energy

• Second electron affinity

• Lattice enthalpy

• Bond dissociation energy

Which of the following describes the enthalpy change when one mole of gaseous ions with a single negative charge is converted into gaseous ions with a 2- charge?

• First ionisation energy

• Second electron affinity

• Lattice enthalpy

• Enthalpy of atomisation

What is the enthalpy change when one mole of an ionic compound is converted to gaseous ions?

• Bond enthalpy

• Enthalpy of atomisation

• First electron affinity

• Lattice enthalpy

What is the enthalpy change when one mole of gaseous ions with a single positive charge is formed from gaseous atoms?

• First ionisation energy

• Second electron affinity

• Lattice enthalpy

• Bond dissociation energy

What is the standard enthalpy of formation (ΔH°f)?

• The enthalpy change when one mole of a compound is formed from its elements under standard conditions.

• The enthalpy change when one mole of a compound is dissolved in water.

• The enthalpy change when one mole of a compound is burned in oxygen.

• The enthalpy change when one mole of a compound is broken down into its elements.

Which of the following processes is endothermic in the lattice enthalpy cycle of MgO?

• Second electron affinity of oxygen

• Enthalpy of formation of MgO

• First electron affinity of oxygen

• Enthalpy of atomisation of Mg

What is the enthalpy change when one mole of gaseous ions is converted to one mole of aqueous ions called?

• Lattice enthalpy

• Enthalpy of solution

• Enthalpy of hydration

• Solvation energy

Which process involves energy being released when ions form bonds with water molecules?

• Lattice enthalpy

• Enthalpy of solution

• Enthalpy of hydration

• Solvation energy