19. Energetics 1 L2 [2025] ...
18. Energetics 1 L1 [2025] ...
17. Gases L2 [2025] ...
16. Chemical Bonding L5 + Gases L1 [2025] ...
15b. Chemical Bonding L4 [2025] ...
15a. March Holiday Additional Lesson - Chemical Bonding L3 [ ...
14. Chemical Bonding L2 [2025] ...
13. Atomic Structure L3 + Chemical Bonding L1 [2025] ...
12. Atomic Structure L2 [2025] ...
11. AMS + Redox L3 + Atomic Structure L1 [2025] ...
10. AMS + Redox L2 [2025] ...
9. AMS + Redox L1 [2025] ...
7. (Recap) Mole Concept [2025] ...
6. (Headstart) Chemical Bonding Special Lesson 2 [2025] ...
5. (Headstart) Chemical Bonding Special Lesson 1 [2025] ...
48. (Headstart) Consolidation [2024] ...
47. (Headstart) Periodic Table L2 [2024] ...
46. (Headstart) Arenes L3 + Periodic Table L1 [2024] ...
45. (Headstart) Arenes L2 [2024] ...
44. (Headstart) Arenes L1 [2024] ...
43. Post Promo Revision [2024] ...
42. Alkenes L2 [2024] ...
41. Alkenes L1 [2024] ...
40. Year End Revision - Alkanes [2024] ...
39d. Year End Revision - Introduction to Organic Chemistry L ...
39c. EOY Revision - Chemical Equilibrium - Additional Lesson ...
39b. EOY Revision - Chemical Kinetics - Additional Lesson 2 ...
39a. EOY Revision - Chemical Energetics - Additional Lesson ...
38. Year End Revision - Chemical Bonding L2 [2024] ...
37. Year End Revision - Chemical Bonding L1 [2024] ...
36. Alkanes L2 [2024] ...
35. Alkanes L1 [2024] ...
34. Introduction to Organic Chemistry L3 [2024] ...
33. Introduction to Organic Chemistry L2 [2024] ...
32. Chemical Equilibrium L3 + Introduction to Organic Chemis ...
31. Chemical Equilibrium L2 [2024] ...
30. Reaction Kinetics L4 + Chemical Equilibrium L1 [2024] ...
29. Reaction Kinetics L3 [2024] ...
28b. Gaseous State Revision (Reaction Kinetics Revision & Mo ...
28a. June Holiday Additional Lesson 2 - Chemical Energetics ...
27b. Atomic Structure Revision [2024] ...
27a. J1CHEM June Holiday Additional Lesson 1 - Chemical Bond ...
26. AMS + Redox Revision Revision L2 [2024] ...
25. AMS + Redox Revision Revision L1 [2024] ...
24. Reaction Kinetics L2 [2024] ...
23. Reaction Kinetics L1 [2024] ...
22. Energetics 2 [2024] ...
21. Energetics 1 L4 [2024] ...
20. Energetics 1 L3 [2024] ...
19. Energetics 1 L2 [2024] ...
18. Energetics 1 L1 [2024] ...
17. GASES L2 [2024] ...
16. Gases L1 [2024] ...
15. Chemical Bonding L4 (Giant Covalent Structure as HBL) [2 ...
14b. Chemical Bonding L3 [2024] ...
14a. Chemical Bonding L2 Mar Hols Add. Lesson (HBL) [2024] ...
13. Atomic Structure L3 + Chemical Bonding L1 [2024] ...
12. Atomic Structure L2 [2024] ...
11. AMS + Redox L3 + Atomic Structure L1 [2024] ...
10. AMS + Redox L2 [2024] ...
8. AMS + Redox L1 [2024] ...
7. (Recap) Mole Concept [2024] ...
6. (Headstart) Chemical Bonding Special Lesson 2 [2024] ...
5. (Headstart) Chemical Bonding Special Lesson 1 [2024] ...
50. Post Promo Revision - CYCLE 2 L1 [2023] ...
50. Post Promo Revision - CYCLE 2 L5 [2023] ...
50. Post Promo Revision - CYCLE 2 L4 [2023] ...
50. Post Promo Revision - CYCLE 2 L3 [2023] ...
50. Post EOY Revision- CYCLE 2 L2 [2023] ...
48. (Headstart) Periodic Table L3 [2023] ...
47. (Headstart) Periodic Table L2 [2023] ...
46. (Headstart) Arenes L3 + Periodic Table L1 [2023] ...
45. (Headstart) Arenes L2 [2023] ...
44. (Headstart) Arenes L1 [2023] ...
41. Year End Revision - Introduction to Organic Chemistry L2 ...
40. Year End Revision - Chemical Equilibrium L2 + Introducti ...
39d. Year End Revision - Chemical Equilibrium L1 [2023] ...
39c. SEP HOL EOY Revision - Chemical Energetics [2023] ...
39b. SEPT HOL EOY Revision - Chemical Kinetics [2023] ...
39a. SEPT HOL Lesson :Alkene [2023] ...
38. Year End Revision - Chemical Bonding L2 [2023] ...
37. Year End Revision - Chemical Bonding L1 [2023] ...
36. Alkanes L2 [2023] ...
35. Introduction to Organic Chemistry L4 + Alkanes L1 [2023] ...
34. Introduction to Organic Chemistry L3 [2023] ...
33. Introduction to Organic Chemistry L2 [2023] ...
31. Chemical Equilibrium L2 [2023] ...
30. Kinetics L4 (Types of catalysts as HBL) + Chemical Equil ...
29. Kinetics L3 [2023] ...
28a. Chemical Energetics Revision [2023] ...
27b. Atomic Structure Revision [2023] ...
27a. Chemical Bonding Revision [2023] ...
26. AMS + Redox Revision Revision L2 [2023] ...
25. AMS + Redox Revision Revision L1 [2023] ...
24. Reaction Kinetics L2 [2023] ...
23. Energetics 2 L2 + Reaction Kinetics L1 [2023] ...
22. Energetics 1 L5 + Energetics 2 L1 [2023] ...
21. Energetics 1 L4 [2023] ...
20. Energetics 1 L3 [2023] ...
19. Energetics 1 L2 [2023] ...
18. Gases L2 + Energetics 1 L1 [2023] ...
17. Gases L1 [2023] ...
16. Chemical Bonding L4 (Giant Covalent Structure as HBL) [2 ...
15. Chemical Bonding L3 [2023] ...
14b. Chemical Bonding L2 [2023] ...
14. Chemical Bonding L1 Mar Hols Add. Lesson (HBL) [2023] ...
13. AMS + Redox L3 [2023] ...
12. AMS + Redox L2 [2023] ...
11. AMS + Redox L1 [2023] ...
10. Atomic Structure L2 [2023] ...
9. Atomic Structure L1 [2023] ...
6A. Headstart Camp L4 - Chemical Bonding L2 [2023] ...
5A. Headstart Camp L3 - Chemical Bonding L1 [2023] ...
4A. Headstart Camp L2 - Hess' Law [2023] ...
3A. Headstart Camp L1 - Redox Reaction [2023] ...
49D. EOY Camp Revision L4 - Chemical Equilibrium [2022] ...
49C. EOY Camp Revision L3 - Chemical Kinetics [2022] ...
49B. EOY Camp Revision L2 - Chemical Energetics [2022] ...
49A. EOY Camp Revision L1 - Chemical Bonding [2022] ...
48. Headstart Periodic Table L3 [2022] ...
47. Headstart Periodic Table L2 [2022] ...
46. Headstart Periodic Table L1 [2022] ...
45.Headstart L2 - Arenes L2 [2022] ...
44. Headstart L1 - Arene L1 [2022] ...
41.Organic Chemistry Revision L2 [2022] ...
41A. Acid-Base Equilibrium (Special 2) [2022] ...
40. Chemical Equilibrium Revision L2 + Organic Chemistry Rev ...
40A. J1CHEM Acid-Base Special 1 [2022] ...
39.Gases Revision L2 + Chemical Equilibrium Revision L1 [202 ...
39B. Additional Class B: Energetics + Kinetics [2022] ...
39A. Additional Lesson L1- Bonding + Energetics Revision [20 ...
38. Alkene L2 + Gases Revision L1 [2022] ...
37. Alkene L1 [2022] ...
36. Alkanes L2 [2022] ...
35. Introduction to Organic Chemistry L4 + Alkanes L1 [2022] ...
34.Introduction to Organic Chemistry L3 [2022] ...
33.Introduction to Organic Chemistry L2 [2022] ...
32.Chemical Equilibria L3 + Introduction to Organic Chemistr ...
31. Chemical Equilibrium L2 [2022] ...
30.Reaction Kinetics L4 + Chemical Equilibrium L1 [2022] ...
29.Reaction Kinetics L3 [2022] ...
28.Mock Exam Paper [2022] ...
27.Reaction Kinetics Revision [2022] ...
27A. (June Hol Add L2)_ Chemical Bonding Revision [2022] ...
26.Chemical Energetics Revision [2022] ...
26A. (June Hol Add L1)_ AMS + Redox + The Gaseous State Revi ...
25.Atomic Structure Revision [2022] ...
24.Reaction Kinetics L2 [2022] ...
23.Reaction Kinetics L1 [2022] ...
22.Energetics 2 L1 [2022] ...
21.Energetics 1 L4 [2022] ...
20. Chemical Energetics 1 L3 [2022] ...
19. Chemical Energetics 1 L2 [2022] ...
18.Gaseous State L2 + Chemical Energetics 1 L1 [2022] ...
17.Gaseous State L1 [2022] ...
16. Chemical Bonding L4 [2022] ...
15. Chemical Bonding L3 [2022] ...
14B. Chemical Bonding L2 [2022] ...
14A. Chemical Bonding L1 [2022] ...
13. Atomic Structure L1 [2022] ...
12. Atomic Structure L1 [2022] ...
11. Redox L1 [2022] ...
10. AMS L2 [2022] ...
9. AMS L1 [2022] ...
8. Chemical Bonding Special Lesson 2 [2022] ...
7. Chemical Bonding Special Lesson 1 [2022] ...
6. Redox Special Lesson 2 [2022] ...
5. Redox Special Lesson 1 (New in 2021) [2022] ...
J1CHEM End-of-Year Revision 3 - Reaction Kinetics [2021] ...
In this lesson, we covered the rate equation, orders of rxn, half lives of first order rxn, pseudo-o
J1CHEM End-of-Year Revision 2 - Chemical Energetics [2021] ...
In this lesson, we covered the definitions of different enthalpy changes, calorimetry calculations,
J1CHEM End-of-Year Revision 1 - Chemical Bonding [2021] ...
This lesson, we covered the various concepts of bonding, from strong bonds, intermolecular forces, d
48. Headstart L5 - The Periodic Table L3 [2021] ...
47. Headstart L4 - The Periodic Table L2 [2021] ...
46. Headstart L3 - The Periodic Table L1 [2021] ...
45. Headstart L2 - Arenes L2 [2021] ...
44. Headstart L1 - Arenes L1 [2021] ...
1. Arenes as nucleophiles (electron-rich pi electron cloud) reacting with electrophile which is sub
17. Chem Bonding 3 [2021] ...
2021 Video
12. Redox 2 [2021] ...
41. Organic Chemistry Revision 2 [2021] ...
Key Concepts for Alkanes: 1. Recap on Free Radical Substitution Note: Half arrows homolytic fi
40. Equilibrium + Organic Chemistry Revision 1 [2021] ...
Key Concepts for Chemical Equilibrium: 1. Significance of Kc value Kc > 1: POE lies to the rig
39. Kinetics + Chemical Equilibrium Revision [2021] ...
Key Concepts for Chemical Bonding: 1. 4 key structures (Giant Metallic, Giant Ionic, Giant C
J1CHEM Sep Holiday Additional Lesson 2 [2021] ...
Kinetics + Chemical Equilibrium
J1CHEM Sep Holiday Additional Lesson 1 [2021] ...
Bonding + Energetics
38. Atomic Structure + Gases Revision [2021] ...
1. Behaviour of particles in electric field and calculating angle of deflections 2. Using ke
37. AMS + Redox Revision 2 [2021] ...
AMS + Redox Revision 2 (2021)
36. Alkenes 2 [2021] ...
Key Concepts for Alkenes: 1. Electrophilic Addition of Alkenes to form Dihalogenoalkanes, Halohyd
35. Alkanes 2 + Alkenes 1 [2021] ...
Key Concepts for Alkanes: 1. Finding the different types of H to get different substituted produc
34. Introduction to Organic Chemistry 3 + Alkanes 1 [2021] ...
Key Concepts for Introduction to Organic Chemistry: 1. Meso compound: molecules with chiral carbon
33. Introduction to Organic Chemistry 2 [2021] ...
Key Concepts for Introduction to Organic Chemistry: 1. Constitutional Isomerism: chain: b
32. Introduction to Organic Chemistry 1 [2021] ...
31. Chemical Equilibrium 2 [2021] ...
Key Concepts for Chemical Equilibrium: 1. Definition of Le Chaterlier’s Principle
30. Chemical Equilibrium 1 [2021] ...
Chem Eqm 1 (2021 Video)
29. Kinetics 3 [2021] ...
1. Energy Profile Diagram focusing on axis (both x and y), enthalpy changes, number of steps (number
28. Energetics + Kinetics Revision [2021] ...
Energetics Revision (2021 Video)
27. Energetics Revision [2021] ...
J1CHEM June Holiday Additional Lesson 1 [2021] ...
26. Atomic Structure Revision [2021] ...
Atomic Structure Revision (2021 Video)
25. AMS + Redox Revision 1 [2021] ...
Key Concepts for Mole Concept, Stoichiometry and Redox: 1. 4 different triangles to link up amoun
24. Kinetics 2 [2021] ...
Key concepts covered on Kinetics: 1. Pseudo order reaction when one reactant involved is in large
23. Energetics 4 + Kinetics 1 [2021] ...
Key concepts covered on Energetics 2: 1. Entropy, a measure of disorder in a system and factors (
22. Energetics 3 [2021] ...
1. Application of Hess’ Law where: enthalpy change of AIM reaction, path 1 = sum of the enthalp
21. Energetics 2 [2021] ...
Key concepts covered on Energetics 1: 1. Enthalpy change definitions: atomisation of elements (and
20. The Gaseous State 2 + Energetics 1 [2021] ...
Key concepts covered on The Gaseous State: 1. Calculation of partial pressure using mole fraction
19. Chem Bonding 5 + The Gaseous State 1 [2021] ...
18. Chem Bonding 4 [2021] ...
16. Chem Bonding 2 [2021] ...
15. Chem Bonding 1 [2021] ...
14. Atomic Structure 2 [2021] ...
Atomic Structure 2 (2021)
13. Atomic Structure 1 [2021] ...
Atomic Structure 1 (2021)
11. Redox 1 [2021] ...
Redox 1 (2021)
10. AMS 2 [2021] ...
Atoms, Moles and Stoichiometry (2021)
9. AMS 1 [2021] ...
Atoms, Moles and Stoichiometry 1 (2021)
8. Chemical Bonding Special 2 [2021] ...
7. Chemical Bonding Special 1 [2021] ...
6. Redox Special 2 [2021] ...
5. Redox Special 1 [2021] ...