Lattice energy

Question 1

Lattice energy def?

Answer 1

The energy change when one mole of an ionic compound is formed from its gaseous ions under standard conditions
[neg]

Question 2

Standard enthalpy change of atomisation def?

Answer 2

The enthalpy change when one mole of gaseous atoms is formed from its element under standard conditions
[pos]

Question 3

First electron affinity def?

Answer 3

The enthalpy change when one mole of electrons is added to one mole of gaseous atoms to form one mole of gaseous ions with a single negative charge under standard conditions
[neg]

Question 4

Second electron affinity def?

Answer 4

The enthalpy change when one mole of electrons is added to one mole of gaseous 1- ions to form one mole of gaseous 2- ions under standard conditions
[pos]

Question 5

Standard enthalpy change of solution def?

Answer 5

The energy absorbed or released when one mole of an ionic solid dissolves to form a very dilute solution under standard conditions
[neg/pos]

Question 6

Standard enthalpy change of hydration def?

Answer 6

The enthalpy change when one mole of a gaseous ion dissolves to form a very dilute solution under standard conditions
[neg]

Question 7

Standard enthalpy change of formation def?

Answer 7

The enthalpy change when one mole of a compound is formed from its elements under standard conditions
[neg]