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Flashcards in Physical Deck (14)
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1
Q

Definition of

∆Hf - Formation

A

The enthalpy change when 1 mole of compound is formed from its elements in their standard states under standard conditions

2
Q

Definition of

∆Hat - Atomisation

A

The enthaply change when 1 mole of gaseous atoms forms from their elements in their standard states under standard conditions

3
Q

Definition of

∆Hi - 1st ionisation

A

The enthalpy change when 1 mole of e⁻ is removed from 1 mole of gaseous atoms to form 1 mole of gaseous 1+ ions under standard conditions

4
Q

Definition of

∆Hi2 - 2nd ionisation

A

The enthalpy change when 1 mole of e⁻ is removed from 1 mole of gaseous 1+ ions to form 1 mole of gaseous 2+ ions under standard conditions

5
Q

Definition of

∆Hea - Electron Affinity

A

The enthalpy change when 1 mole of e⁻ is added to 1 mole of gaseous atoms to form 1 mole of gaseous 1- ions under standard conditions

6
Q

Definition of

∆Hea2 - 2nd Electron Affinity

A

The enthalpy change when 1 mole of e⁻ is added to 1 mole of gaseous 1+ ions to form 1 mole of gaseous 2- ions under standard conditions

7
Q

Definition of

∆Hhyd - Hydration

A

The enthalpy change when 1 mole of aqueous ions are formed from 1 mole of gaseous ions under standard conditions

8
Q

Definition of

∆Hsol - Solution

A

The enthalpy change when 1 mole of solute is dissolved in excess solvent to form a solution, in which the ions are far apart not to interact with each other under standard conditions

9
Q

Definition of

∆HLE - Lattice Enthalpy

A

The enthalpy change when 1 mole of ionic compound is formed from its gaseous ions under standard conditions

10
Q

Definition of

∆HL.D.E - Lattice Diss. Enthalpy

A

The enthalpy change when 1 mole of ionic compound dissociates into its gaseous ions under standard conditions

11
Q

Strong Acids - Fully Dissociate

Name 3 Strong Acids

A

HCl | H₂SO₄ | H₃PO₄

12
Q

Weak Acids - Partially Dissociate

Name 1

A

Carboxylic Acid (CH3COOH)

13
Q

Strong Bases - Fully Dissociate

Name 3

A

NaOH
KOH
LiOH

14
Q

Weak Bases - Partially Dissociate

Name 1

A

NH3 + H2O -> NH4^+ + OH^-