Physical Flashcards Preview

A - Chemistry > Physical > Flashcards

Flashcards in Physical Deck (14):
1

Definition of
∆Hf - Formation

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

2

Definition of
∆Hat - Atomisation

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

3

Definition of
∆Hi - 1st ionisation

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

Definition of
∆Hi2 - 2nd ionisation

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

Definition of
∆Hea - Electron Affinity

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

Definition of
∆Hea2 - 2nd Electron Affinity

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

Definition of
∆Hhyd - Hydration

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

8

Definition of
∆Hsol - Solution

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

Definition of
∆HLE - Lattice Enthalpy

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

10

Definition of
∆HL.D.E - Lattice Diss. Enthalpy

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

11

Strong Acids - Fully Dissociate

Name 3 Strong Acids

HCl | H₂SO₄ | H₃PO₄

12

Weak Acids - Partially Dissociate

Name 1

Carboxylic Acid (CH3COOH)

13

Strong Bases - Fully Dissociate

Name 3

NaOH
KOH
LiOH

14

Weak Bases - Partially Dissociate

Name 1

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