MS Chemistry — course preview

Fourteen topics. Each topic: intro video, lessons (video or article, then quiz), mixed practice, summary video, PP100.

Build report, 26 September 2026 — the whole course closed on keys; decisions waiting on James.

1Particles and the three states of matter
10 lessons · reviewed, adjudicated, re-read blind 2Changing state
8 lessons · reviewed, adjudicated, re-read blind; bank of 50 cold-read 3Physical properties
5 lessons · reviewed, adjudicated, re-read blind; bank of 50 cold-read 4Density
5 lessons · reviewed, adjudicated, re-read blind; bank of 50 cold-read 5Pure substances and mixtures
5 lessons · reviewed, adjudicated, re-read blind; bank of 50 cold-read 6Solutions and separating mixtures
9 lessons · reviewed, adjudicated, re-read blind; bank of 50 cold-read 7Atoms, elements, molecules and compounds
8 lessons · reviewed, adjudicated, re-read blind; bank of 50 cold-read 8Inside the atom
5 lessons · reviewed, adjudicated, re-read blind; bank of 50 cold-read 9The periodic table
7 lessons · closed: second blind read 0/119; bank 51, cold-read 0/51 10Chemical formulas
5 lessons · closed: second blind read 0/96; bank 51, cold-read 0/51 11Physical and chemical change
6 lessons · closed: second blind read 0/111; bank 51, cold-read 0/51 12Chemical reactions and conservation of mass
8 lessons · closed: second blind read 0/130; bank 55, cold-read 0/55 13Water's special properties
4 lessons · closed: second blind read 0/79; bank 50, cold-read 0/50 14Acids and bases
6 lessons · closed: second blind read 0/107; bank 52, cold-read 0/52

Topics 12 and 14 follow through the same pipeline.

Checkpoint tests

C1Checkpoint 1 — Topics 1 to 6
bank of 60 (48 MCQ + 12 written), Form A of 30 · reviewed, rewritten, re-read blind (0/48) C2Checkpoint 2 — Topics 7 to 10
bank of 60 (48 MCQ + 12 written), Form A of 30 · closed: reviewed, rewritten, read blind (0/60), figures passed C3Checkpoint 3 — Topics 11 to 14, and the end-of-course form
bank of 60 (48 MCQ + 12 written), Form A of 30; Form E of 40 across all three checkpoints · closed: reviewed, rewritten, read blind (0/60), figures passed

Blueprints for your read (questions first)

2Changing state
8 lessons · 4 decisions 3Physical properties
5 lessons · 3 decisions 4Density
5 lessons · 4 decisions 5Pure substances and mixtures
5 lessons · 4 decisions 6Solutions and separating mixtures
9 lessons · 4 decisions 7Atoms, elements, molecules and compounds
8 lessons · 4 decisions 8Inside the atom
5 lessons · 4 decisions 9The periodic table
7 lessons · 5 decisions 10Chemical formulas
5 lessons · 5 decisions 11Physical and chemical change
6 lessons · 5 decisions 12Chemical reactions and conservation of mass
8 lessons · 5 decisions 13Water's special properties
4 lessons · 4 decisions 14Acids and bases
6 lessons · 5 decisions