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This quiz contains 7 questions from a mix of 1 subtopics.
Lattice energies are always thermic.
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What enthalpy change does the following equation represent?
Na(g) ➔ Na+(g) + e-
first ionisation energy
first electron affinity
atomisation
lattice enthalpy
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What enthalpy change describes the formation of one mole of gaseous atoms from the element in its standard state under standard conditions?
atomisation
first electron affinity
first ionisation energy
lattice enthalpy
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Which ionic compound has the most negative lattice enthalpy value?
Li2O
BeF2
LiF
BeO
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First electron is the enthalpy change that takes place when one electron is added to each atom in 1 mole of gaseous 1- ions.
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Which three factors affect the trend in electron affinities of group 16 and 17 elements?
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Lattice energy is the enthalpy change that accompanies the formation of mole of an compound from its ions under standard conditions.
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