IB · IB Chemistry

IB Chemistry practice questions

Free practice questions for every topic of IB Chemistry — each with worked answers and explanations. Pick a topic to revise, then jump into an interactive quiz that tracks your score.

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Topic S1.1 (SL/HL)
Introduction to the particulate nature of matter
124 practice questions → Topic S1.2 (SL/HL)
The nuclear atom
304 practice questions → Topic S1.2 (HL)
The nuclear atom
4 practice questions → Topic S1.3 (SL/HL)
Electron configurations
94 practice questions → Topic S1.3 (HL)
Electron configurations
12 practice questions → Topic S1.4 (SL/HL)
Counting particles by mass: the mole
446 practice questions → Topic S1.5 (SL/HL)
Ideal gases
126 practice questions → Topic S2.1 (SL/HL)
The ionic model
272 practice questions → Topic S2.1 (HL)
The ionic model
4 practice questions → Topic S2.2 (SL/HL)
The covalent model
738 practice questions → Topic S2.2 (HL)
The covalent model
68 practice questions → Topic S2.3 (SL/HL)
The metallic model
130 practice questions → Topic S2.3 (HL)
The metallic model
4 practice questions → Topic S2.4 (SL/HL)
From models to materials
410 practice questions → Topic S2.4 (HL)
From models to materials
4 practice questions → Topic S3.1 (SL/HL)
The periodic table: classification of elements
428 practice questions → Topic S3.1 (HL)
The periodic table: classification of elements
68 practice questions → Topic S3.2 (SL/HL)
Functional groups: classification of organic compounds
428 practice questions → Topic S3.2 (HL)
Functional groups: classification of organic compounds
92 practice questions → Topic R1.1 (SL/HL)
Measuring enthalpy changes
306 practice questions → Topic R1.2 (SL/HL)
Energy cycles in reactions
206 practice questions → Topic R1.2 (HL)
Energy cycles in reactions
20 practice questions → Topic R1.3 (SL/HL)
Energy from fuels
74 practice questions → Topic R1.4 (HL)
Entropy and spontaneity
76 practice questions → Topic R2.1 (SL/HL)
How much? The amount of chemical change
352 practice questions → Topic R2.2 (SL/HL)
How fast? The rate of chemical change
414 practice questions → Topic R2.2 (HL)
How fast? The rate of chemical change
204 practice questions → Topic R2.3 (SL/HL)
How far? The extent of chemical change
482 practice questions → Topic R2.3 (HL)
How far? The extent of chemical change
68 practice questions → Topic R3.1 (SL/HL)
Proton transfer reactions
572 practice questions → Topic R3.1 (HL)
Proton transfer reactions
56 practice questions → Topic R3.2 (SL/HL)
Electron transfer reactions
1098 practice questions → Topic R3.2 (HL)
Electron transfer reactions
120 practice questions → Topic R3.3 (SL/HL)
Electron sharing reactions
72 practice questions → Topic R3.4 (SL/HL)
Electron-pair sharing reactions
124 practice questions → Topic R3.4 (HL)
Electron-pair sharing reactions
68 practice questions →