01:14:10

Episode 4: Scott Milam on conceptual models, chemical history and giant screaming jelly babies

57:18

Episode 3: Richard Thornley on slow starts, building a YouTube empire, and the 'green roof' incident

01:12:19

Episode 2: Elisa Jimenez Grant on exam pitfalls, changes to the IA and the 'burning bin' incident

55:42

Episode 1: James Midgley on the IA, responding to COVID, and the 'bird in the flue' incident

08:31

Which is the strongest type of chemical bonding?

02:43

S2.2.7 - Why is buckminsterfullerene a poor conductor of electricity? (OLD 4.3)

11:16

R2.3.1 - What is a state of dynamic equilibrium? (OLD 7.1)

06:20

S2.2.9 - What does 'like dissolves like' mean in solubility? (OLD 4.4)

10:50

S2.1.2 - How do we write formulas for binary ionic compounds? (OLD 4.1)

05:26

S3.2.5 - How do we name alcohols? (OLD 10.1)

05:38

S3.2.5 - How do we name esters? (OLD 10.1)

03:33

S3.2.5 - How do we name ethers? (OLD 10.1)

06:59

S3.2.5 - How do we convert between full structural, condensed, and skeletal formulas? (OLD 10.1)

03:29

S3.2.5 - How do we name carboxylic acids? (OLD 10.1)

05:32

S3.2.5 - How do we name ketones? (OLD 10.1)

04:33

S3.2.5 - How do we name aldehydes?

05:29

S3.2.5 - How do we name halogenoalkanes? (OLD 10.1)

04:54

S3.2.5 - How do we name alkynes? (OLD 10.1)

05:36

S3.2.5 - How do we name alkanes? (OLD 10.1)

04:26

S3.2.5 - How do we name alkenes? (OLD 10.1)

04:44

R2.3.4 - Analogy: How does temperature affect the position of equilibrium?

05:47

Skill - How do we draw a raw data table? (Inquiry 2)

14:41

S3.1.4 - Displacement reactions between halogen and halide solutions? (Old 3.2)

08:43

S3.1.4 - How do the group 1 metals react with water? (OLD 3.2)

07:47

R3.1.6 - What's the difference between strong and weak acids and bases? (Old 8.4)

09:20

What's the difference between strong/weak and concentrated/dilute acids and bases?

02:07

R3.1.1 - What's the difference between a 'base' and an 'alkali'?

12:16

R3.1.1 - What are Brønsted-Lowry acids and bases? (OLD 8.1)

08:57

S3.1.5 - What are the trends in the acid-base nature of metal and nonmetal oxides? (OLD 3.2)

07:26

R2.1.3 - How do we identify limiting and excess reactants? (OLD 1.3)

05:30

R2.1.5 - What is atom economy? (OLD 2.1)

07:33

R2.1.4 - What is percentage yield? (OLD 1.3)

02:19

What's the difference between a 'reactant' and a 'reagent'?

09:52

Basics: What is specific heat capacity?

06:46

R1.1.4 - What is the specific heat capacity of water and how do we use it?

06:24

S1.5.2 - When do real gases deviate from ideal gas behaviour?

04:40

S2.2.16 - What is the hybridisation of oxygen in a water molecule? (HL)

04:35

S2.2.16 - What is the hybridisation of nitrogen in ammonia?

11:48

S2.2.16 - What is the hybridisation of carbon in methane, ethene and ethyne?

07:19

R3.4.5 - What is the electrophilic addition mechanism of halogens and hydrogen halides to an alkene?

05:53

R3.4.13 - What is nitration of benzene mechanism?

07:41

S3.2.2 - What are the 'functional groups' and 'classes' of organic compounds?

03:54

R3.2.12 - What is the hydrogen half cell (standard hydrogen electrode)?

06:54

R3.4.9 - What is an SN2 reaction mechanism?

09:15

R3.4.9 - What is an SN1 reaction mechanism?

12:07

R3.2.2 - How do we balance half-equations?

06:19

S1.1.1 - What are elements, compounds and mixtures? (OLD 1.1)

03:27

S1.1.2 - How do we describe the 3 states of matter?

07:18

S1.1.3 - What are heating and cooling curves?

04:00

S1.1.3 - What is 'temperature'?

02:52

S1.1.2 - What are the 6 changes of state?

02:26

S1.1.2 - What are 'state symbols'?

05:58

S1.4.4 - What are 'molecular' and 'empirical' formulas?

02:37

Cohesive thinking: Types of isomerism (Topic 20.3)

01:25

Intro to Cohesive Chemistry

03:40

Cohesive thinking: Types of organic reactions (Topic 20.1)

02:01

Cohesive thinking: Electron configuration (Topic 2.2)

01:58

Cohesive thinking: The nuclear atom (Topic 2.1)

03:47

Cohesive thinking: Chemical bonding and intermolecular forces (Topic 4)

05:40

S2.2.1 - How do we find the number of valence electrons in an atom?