Periodic Table Development — Interactive Diagram

Part of Development of Periodic Table · Section 2 of 13

DiagramUnit: Atomic StructureGCSE

Click each stage to explore how the periodic table evolved

This diagram covers Periodic Table Development — Interactive Diagram within Development of Periodic Table for GCSE Chemistry. Revise Development of Periodic Table in Atomic Structure for GCSE Chemistry with 20 exam-style questions and 21 flashcards. This topic appears regularly enough that it should still be part of a steady revision cycle. It is section 2 of 13 in this topic. Focus on the labels, the relationships between parts, and the explanation that turns the diagram into an exam-ready answer.

Practice questions for Development of Periodic Table

John Newlands proposed the Law of Octaves in 1866. What did he notice about the elements?

  • A. Every seventh element had similar properties to the first
  • B. Every eighth element had similar properties to the first
  • C. Elements repeated properties every tenth element
  • D. Elements only showed patterns when arranged by atomic number
1 markfoundation

Give two reasons why Newlands' Law of Octaves was not accepted by the scientific community at the time.

2 marksstandard

Quick recall flashcards

When were noble gases discovered?
1890s — added as Group 0
How is the modern table arranged?
By atomic number (protons), not atomic weight

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