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Edexcel International A Level Chemistry

Nature of Metallic Bonding

Metallic bonding occurs when positive metal ions are held together by electrostatic attraction to a sea of delocalised electrons. These pages separate the key ideas so that students can revise metallic structure and link it clearly to metal properties.

Exam Unit
Unit 1
WCH11/01 – IAS
Specification Points
3.20 – 3.22
3 points covered
Sub-topics
2 lessons
Revision notes available
Exam Board
Edexcel International
Pearson International

Revision Notes

2 revision notes, in the order the specification teaches them.

Rows of metal ions in a sea of electrons
1

Metallic Bonding & Structure

Revise positive metal ions, delocalised electrons and the electrostatic attraction that holds metallic structures together.

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A bent metal rod and a wire lighting a bulb
2

Physical Properties of Metals

Connect metallic bonding and structure with electrical conductivity, thermal conductivity, malleability, ductility and melting temperature.

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Summary Map

Download, print and revise the key facts of this topic at a glance.

Summary map

Download, print and revise the key facts of this topic at a glance.

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Summary map · PDF

Metallic Bonding Map

Edexcel International A Level Chemistry · Unit 1 · Topic 3D Metallic Bonding

The whole section on one A4 page: the metal lattice, metallic bonding and what makes it stronger, conductivity, malleability and melting temperatures.

Download the map6 key ideas + a data table · A4 portrait · print ready

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Virtual Lessons

Recorded video lessons that teach the topic step by step.

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Virtual Lessons

Taught step by step in 2 recorded video lessons, to watch at your own pace.

Topic 3D Metallic Bonding taught by a specialist chemistry teacher, in 2 recorded video lessons that follow the specification.

  • Learn it before you revise itEach lesson explains the chemistry step by step, with the diagrams, mechanisms and worked examples the exam expects.
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MCQ Bank

Multiple-choice papers on this topic, marked the moment you submit. MCQ (A) is free.

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Test yourself: 1 MCQ paper

Exam-style multiple-choice paper, marked the moment you submit with every answer explained. MCQ (A) is free.

An exam-style multiple-choice paper, MCQ (A): 15 questions on Topic 3D Metallic Bonding, written the way the exam asks them.

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  • Revise what you missedEach explanation links to the revision notes for that point.
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SAQ Bank

Written, drawn and worked exam practice on this topic, marked by a specialist chemistry teacher.

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Written and drawn answers: 2 papers

Draw, write and calculate the way the exam asks, then a specialist chemistry teacher marks your work.

2 exam papers, (A) to (B): 25 questions on Topic 3D Metallic Bonding with no multiple choice. You write explanations, work out calculations and draw answers: structures, mechanisms and diagrams.

  • Answer the way the exam asksThe real paper wants written, worked and drawn answers, so that is how you practise.
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Revision Game

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Specification

Every specification point in this topic, in the exam board's own words. Rate how confident you are with each one.

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3.20

  1. a

    understand that metals consist of giant lattices of metal ions

    Revise
  2. b

    understand that metals contain a sea of delocalised electrons

    Revise

3.21

  1. 3.21

    know that metallic bonding involves strong electrostatic attraction between metal ions and delocalised electrons

    Revise

3.22

  1. a

    be able to use the giant lattice model of metals to interpret simple properties

    Revise
  2. b

    be able to use the sea of delocalised electrons model to interpret simple properties

    Revise