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Metals and Non Metals — Syllabus

ICSE · Class 7 · Chemistry

What Metals and Non Metals covers in ICSE Class 7 Chemistry: 4 topics, for the 2026-27 session. Part of the ICSE Class 7 Chemistry syllabus.

54 questions35 flashcards5 concepts

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4 Topics · ICSE Class 7 Chemistry · 2026-27

Topics in Metals and Non Metals

1

1. Classification of Elements

  • Elements are divided into metals, non-metals, metalloids, and noble gases.
  • Metals and non-metals are classified on the basis of their physical properties.
  • Metalloids show some properties of metals and some properties of non-metals.
2

2. General Properties of Metals and Non-Metals

  • Metals are generally lustrous, hard, sonorous, malleable, ductile, and strong.
  • Non-metals are generally dull, soft or brittle, non-sonorous, and poor conductors.
  • Metals usually have high density and high melting and boiling points.
3

3. Important Uses of Metals

  • Gold is shiny yellow, highly malleable, and found in free state because it is not reactive.
  • Pure gold is 24 carat, and 22 carat gold is 22 parts pure gold mixed with 2 parts copper or silver.
  • Silver is greyish white, highly malleable and ductile, and the best conductor of heat and electricity.
4

4. Important Uses of Non-Metals and Metalloids

  • Oxygen is needed for breathing, respiration, and combustion.
  • Nitrogen forms 78% of air in free state and is used in food canning and fertilizers.
  • Carbon occurs as coal, graphite, and diamond.

Key Concepts

Central concept: Classification of elements into metals, non-metals, metalloids, and inert gases based on properties, occurrence, uses, and corrosion

MetalsNon-metalsMetalloidsInert gasesOccurrence of elementsUses of metalsUses of non-metalsCorrosion of metals

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Frequently Asked Questions

What are the important topics in Metals and Non Metals for ICSE Class 7 Chemistry?
Key topics in Metals and Non Metals include Classification of Elements, General Properties of Metals and Non-Metals, Important Uses of Metals, Important Uses of Non-Metals and Metalloids. Study these first, then practise questions on each for Class 7 exams.
How should I revise Metals and Non Metals for Class 7 exams?
Learn the core ideas first, then work through the 54 practice questions on Metals and Non Metals. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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