IGCSEChemistryEdexcelChemistry (Modular)Unit 2Revision Notes

Edexcel IGCSE Chemistry (Modular): Unit 2
Revision Notes

Exam code: 4XCH1

Concise resources for the Edexcel IGCSE Chemistry (Modular): Unit 2 course.

5. Principles of Chemistry: Part 2

How are Ions Formed?

What are Some Common Ions?

Finding the Formulae for Ionic Compounds

Ionic Bonds: Dot & Cross Diagrams

Ionic Compounds: Bonds, Structure & Properties

How are Covalent Bonds Formed?

Covalent Bonds: Dot & Cross Diagrams

Simple Molecular Structures

Giant Covalent Structures

Metallic Bonding

Explaining Conductivity

Electrolysis Experiments

How to Write Half-Equations

Practical: Investigate the Electrolysis of Aqueous Solutions

6. Inorganic Chemistry: Part 2

Group 1 (Alkali Metals)

Group 1: Reactivity & Electronic Configurations

Group 7 (Halogens)

Group 7: Reactivity & Electronic Configurations

Composition of Air

Practical: Determine the % of Oxygen in Air

Combustion of Elements

Carbon Dioxide from Thermal Decomposition

What is the Greenhouse Effect?

How to Test for Gases

How to Carry Out a Flame Test

How to Test for Cations

How to Test for Anions

How to Test for Water

7. Physical Chemistry: Part 2

Measuring Rates of Reactions

Explaining Rates

What are Catalysts?

What is Activation Energy?

Practical: Effect of Surface Area on Rate of Reaction

Practical: Effect of Catalysts on Rate of Reaction

What are Reversible Reactions?

What is a Dynamic Equilibrium?

The Position of Equilibrium

8 Organic chemistry: Part 2

What are Alcohols?

Oxidation of Ethanol

Manufacture of Ethanol

What are Carboxylic Acids?

Reactions of Carboxylic Acids

What are Esters?

Practical: Preparation of Ethyl Ethanoate

What are Addition Polymers?

Disposal of Addition Polymers

What are Condensation Polymers?

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