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Atomic structure and the Periodic Table
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Atoms and Subatomic Particles

Atoms and Subatomic Particles

Diagram of a Lithium-7 atom showing protons, neutrons, and electron shells

Chemistry is the study of substances, and the fundamental building blocks of all substances are atoms. An atom is the smallest part of an element that retains the chemical properties of that element.

Atomic structure and the Periodic Table Lesson

  1. IGCSE
  2. /Chemistry
  3. /Atomic structure and the Periodic Table

Step-by-step lessons on CIE IGCSE Chemistry Atomic structure and the Periodic Table. Each one builds up to exam-style questions. Build a solid grasp of atomic structure, bonding and the mole concept early, since these underpin almost every other topic, then move on to the more calculation-heavy quantitative and organic chemistry content.

Lessons