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Cambridge IGCSE Chemistry (0620)
1. States of matter
2. Atoms, elements and compounds
2.1 Elements, compounds and mixtures
2.2 Atomic structure and the Periodic Table
2.3 Isotopes
2.3.1—Isotopes as different atoms of the
2.3.2—Symbols for atoms and ions
2.3.3—Isotopes of the same element have the
2.3.4—Relative atomic mass of an element
2.4 Ions and ionic bonds
2.5 Simple molecules and covalent bonds
2.6 Giant covalent structures
2.7 Metallic bonding
3. Stoichiometry
4. Electrochemistry
5. Chemical energetics
6. Chemical reactions
7. Acids, bases and salts
8. The Periodic Table
9. Metals
10. Chemistry of the environment
11. Organic chemistry
12. Experimental techniques and chemical analysis
13. Assessed scientific skills
IGCSE/CAIE/Chemistry//Concept/2. Atoms, elements and compounds/2.3 Isotopes/2.3.1—Isotopes as different atoms of the

2. Atoms, elements and compounds

Syllabus
0620–2026–2027
Section
2
Level
—

Exam analysis

Most tested topics

  1. Elements, compounds and mixtures
  2. Atomic structure and the Periodic Table
  3. Isotopes
  4. Ions and ionic bonds
  5. Simple molecules and covalent bonds
  6. Giant covalent structures
  7. Metallic bonding