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Topic plan · IGCSE Chemistry 0620 · Topic 2

Atoms, elements and compounds

What matter is made of and how it holds together. Atomic structure, isotopes, and the three kinds of bonding that explain almost every property in the course.

Open the topic lab Question bank Notes PDF
Unit at a glance

6 lessons, 270 minutes of teaching

Lessons
6, each planned for 45 minutes
Worksheets
6 with answer keys
Quiz questions
48 multiple-choice, assignable in the app
Lab
Chemical bonding lab
Scheme of work

The lessons in order

RefLesson packStructureWorksheetQuizLab tab
2.1Elements, compounds and mixtures
Every substance you will meet in chemistry is one of three things: an element, a compound or a mixture.		Jigsaw6 Q, 16 marks8 MCQnone
2.2Atomic structure and the Periodic Table
Every atom has the same three ingredients: protons, neutrons and electrons.		Corners6 Q, 16 marks8 MCQtab 1
2.3Isotopes
Not every atom of an element is identical.		Rally Coach6 Q, 13 marks8 MCQtab 2
2.4Ions and ionic bonding
When a metal meets a non-metal, electrons move from one atom to the other.		Connect-Extend-Challenge6 Q, 15 marks8 MCQtab 2, tab 3
2.5Simple molecules and covalent bonds
Two non-metal atoms both want electrons, so neither can simply take them.		Anticipation / Reaction Guide6 Q, 15 marks8 MCQtab 2
2.6Giant covalent structures and metallic bonding
Diamond and graphite are both pure carbon, yet one cuts glass and the other slides off onto paper.		Cooperative Concept Mapping6 Q, 16 marks8 MCQtab 5, tab 4

Each pack holds the plan, worksheet and quiz for its lesson. Teach the rows in order; the lab tabs match the student lessons.

Also for this topic

Topic resources

Topic labChemical bonding lab Question bank48 questions across the topic Revision notesOne page per lesson Notes PDFPrintable topic notes Student syllabus pageAtoms, elements and compounds Practical trainerTitration trainer Practical trainerQualitative analysis Practical trainerRates and energetics Practical trainerPaper 5 workout: temperature change of a reaction Practical trainerPaper 5 workout: titration with two acids Practical trainerPaper 5 workout: rate of reaction by gas collection