Group 4 · Sciences · 2025 syllabus
IB Chemistry
6
Units
20
Topics
150h
SL hours
240h
HL hours
Models of the particulate nature of matter
17h SL · 21h HL- Structure 1.1
Introduction to the particulate nature of matter
- Structure 1.2
The nuclear atom
- Structure 1.3
Electron configurations
- Structure 1.4
Counting particles by mass: The mole
- Structure 1.5
Ideal gases
Models of bonding and structure
20h SL · 30h HL- Structure 2.1
The ionic model
- Structure 2.2
The covalent model
- Structure 2.3
The metallic model
- Structure 2.4
From models to materials
Classification of matter
16h SL · 31h HL- Structure 3.1
The periodic table: Classification of elements
- Structure 3.2
Functional groups: Classification of organic compounds
What drives chemical reactions?
12h SL · 22h HL- Reactivity 1.1
Measuring enthalpy changes
- Reactivity 1.2
Energy cycles in reactions
- Reactivity 1.3
Energy from fuels
- Reactivity 1.4
Entropy and spontaneity (Additional higher level)HL
How much, how fast and how far?
21h SL · 31h HL- Reactivity 2.3
What is the relative effect of a
What are the mechanisms of chemical change?
24h SL · 45h HL- Reactivity 3.1
Proton transfer reactions
- Reactivity 3.2
Electron transfer reactions
- Reactivity 3.3
Electron sharing reactions
- Reactivity 3.4
Electron-pair sharing reactions
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