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Concept Maps

Language of Chemistry — Concept Maps

ICSE · Class 8 · Chemistry

4 concept maps of Language of Chemistry for ICSE Class 8 Chemistry, each also written out as a text outline. Part of the ICSE Class 8 Chemistry syllabus.

43 questions32 flashcards4 formulas & key relations5 concepts

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4 Concept Maps

Language of Chemistry – Complete Chapter Overview

Language of Chemistry – Complete Chapter Overview

The map in words

  • Language of Chemistry
    • Chemical Symbols
      • First letter capital
      • Two letters if same start
      • Latin Greek origin
        • Fe Iron Ferrum
        • Na Sodium Natrium
        • K Potassium Kalium
        • Cu Copper Cuprum
        • Ag Silver Argentum
        • Au Gold Aurum
        • Hg Mercury Hydrargyrum
        • Pb Lead Plumbum
        • Sn Tin Stannum
      • IUPAC approved
    • Valency
      • Combining capacity
      • Based on hydrogen
      • Modern definition
        • Electrons lost gained shared
      • Zero valency
        • Noble gases He Ne Ar
      • Variable valency
        • ous for lower
        • ic for higher
        • Cu Fe Pb Sn Hg
    • Radicals Ions
      • Cations positive
        • Monovalent Na K NH4
        • Bivalent Mg Ca Zn Fe2
        • Trivalent Al Fe3 Cr
      • Anions negative
        • Monovalent Cl OH NO3
        • Bivalent SO4 CO3 O
        • Trivalent PO4 N3
    • Molecular Formula
      • Criss Cross Method
        • Write symbols valencies
        • Interchange as subscripts
        • Reduce to lowest ratio
        • Brackets for polyatomic
      • Molecular Mass
        • Sum of atomic masses
    • Chemical Equations
      • Reactants to Products
      • Skeletal unbalanced
      • Balanced equation
        • Law of Conservation of Mass
      • More Informative
        • States s l g aq
        • Conditions above arrow
        • Heat changes delta
        • Arrows up down
      • Limitations 7 types

Language of Chemistry - Concept Overview

Language of Chemistry - Concept Overview

The map in words

  • Language of Chemistry
    • Chemical Symbols
      • One or two letters
      • First letter capital
      • Represent elements and atoms
      • Latin or Greek origins
    • Valency
      • Combining capacity
      • Fixed valency
      • Variable valency
      • Electron loss/gain/sharing
    • Radicals and Ions
      • positive
      • negative
      • Charge shows valency
      • Maintain identity
    • Molecular Formula
      • Criss-cross method
      • Shows atom numbers
      • Brackets for radicals
      • Derived from valencies
    • Molecular Mass
      • Sum of atomic masses
      • Calculated from formula
      • Used for predictions
      • Measured in amu
    • Chemical Equations
      • Reactants to products
      • Skeletal equations
      • Balanced equations
      • Represents reactions
    • Balancing Equations
      • Law of Conservation
      • Count atoms
      • Use coefficients
      • Check all elements

Mind map showing the organization of chemical symbols, their origins, rules for writing them, and examples from different language sources

Mind map showing the organization of chemical symbols, their origins, rules for writing them, and examples from different language sources

The map in words

  • Chemical Symbols
    • Origin and History
      • First letters of names
      • 19th century development
      • Berzelius system
    • Rules for Writing
      • One capital letter
      • Two letters if needed
      • First letter capitalized
      • Second letter lowercase
    • Sources
      • English names
      • Latin names
      • Greek names
    • Examples
      • Common elements
      • H, O, C, N
      • From Latin: Fe, Cu, Au
      • From Greek: Hg, Pb, Sn

Language of Chemistry

Language of Chemistry

The map in words

  • Language of Chemistry
    • Chemical symbols
    • Valency
    • Variable valency
    • Radicals and ions
    • Molecular formula
    • Chemical equation
    • Molecular mass and atomic mass
    • Reaction notation

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Frequently Asked Questions

What are the important topics in Language of Chemistry for ICSE Class 8 Chemistry?
Key topics in Language of Chemistry include Chemical Symbols, Valency and Radicals, Writing Molecular Formulae, Molecular Mass. Study these first, then practise questions on each for Class 8 exams.
What do the concept maps for Language of Chemistry show?
The 4 maps show how the ideas in Language of Chemistry connect: Language of Chemistry – Complete Chapter Overview; Language of Chemistry - Concept Overview. Each map is also written out as an outline on this page.
How should I revise Language of Chemistry for Class 8 exams?
Learn the core ideas first, then work through the 43 practice questions on Language of Chemistry. 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.

More resources for Language of Chemistry

All ICSE Class 8 Chemistry Concept Maps

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