Chemistry

Earth's resources and sustainable development

Fractional distillation of crude oil

Cracking fractions of crude oil

Polymer structures

Developing a reactivity series for metals

Extraction of metals by reduction

Redox reactions

Alternative methods of extracting metals: phytoextraction and bioleaching

Life cycle assessments (LCAs)

In the Atmosphere and Changing Climate unit, pupils will build on their understanding of Earth's resources to learn about the evidence for the composition and evolution of the Earth's atmosphere and the impact of human activity on climate change.

In the Earth's Resources unit, pupils learned about the composition and structure of the Earth, and the rock cycle.

This unit covers crude oil, its role as a hydrocarbon source, and separation by fractional distillation. It explores cracking, metal reactivity, and extraction methods, including biological alternatives. Emphasis is on recycling, life-cycle assessments, and evaluating decisions.

Using Earth's resources

Properties of Group 0 (RAM 1 d.p.)

Properties of Group 1 (RAM 1 d.p.)

Properties of Group 7 (RAM 1 d.p.)

Reactions of the halogens: including displacement practical

Ionic equations: reactions of Group 1 and Group 7

In the Chemical Analysis unit, pupils will build on their knowledge of the periodic table to explore various techniques for analysing substances and interpreting data.

In the Patterns in the Periodic Table unit, pupils learned about the arrangement of elements in the periodic table and the trends in properties of elements.

This unit explores how elements' reactions are related to electron arrangement and atomic number. It covers the properties of Groups 1, 7, and 0 and explains how these depend on outer electrons. It also predicts element reactivity and reactions based on their positions in the periodic table.

Groups of the periodic table

Earth's atmosphere (approximate values)

Evolution of Earth's atmosphere

Burning hydrocarbons

Atmospheric pollutants

Acid rain and chemical weathering

Greenhouse gases

Carbon dioxide in the atmosphere

Global climate change and the effects

Human activity and climate change

Ozone layer: a story of global success

In the Industrial chemistry unit, pupils will learn about chemical, industrial, environmental and economic factors of some large-scale chemical processes.

In the Carbon Cycle and Climate Change unit, pupils learned about the carbon cycle, the formation of sedimentary rocks, and the impact of burning fossil fuels.

This unit explores the composition and evolution of Earth’s atmosphere, evidence of climate change, and effects of pollutants like sulphur dioxide. It highlights scientific explanations, ethical considerations, risk evaluation, and the role of peer review in communication.

Atmosphere and changing climate

Principles of electrolysis

Electrolysis of molten salts

Electrolysis: extracting aluminium

Electrolysis of aqueous solutions

Electrolysis: brine

Electrolysis: aqueous solutions practical

Electrolysis: purifying copper

Half equations: electrolysis

Electric cells and batteries

Fuel cells

In the Using Earth's Resources unit, pupils learned about the extraction, production and uses of hydrocarbons from crude oil, as well as metal extraction.

This unit focuses on electrolysis, electrode reactions, and predicting products, including competing reactions in solutions. It explains metal extraction through electrolysis and writing ionic equations. It also covers tests for gases like oxygen, hydrogen, carbon dioxide, and chlorine.

Electrolysis

Transition metals: properties and uses

Corrosion and its prevention: including half equations

Introduction to reversible chemical reactions

Chemical equilibrium

Industrial equilibria: Haber Process

Industrial equilibria: Contact Process

Factors affecting equilibrium

Percentage yield and atom economy (RAM 1 d.p.)

Equilibrium: balance between rate, safety, environment and economics

Making ammonia

Ammonia: NPK fertiliser production and other applications

Comparing materials and their properties

In the Rates and energy changes unit, pupils learned about how energy changes are always involved in reaction, along with a range of methods for measuring and comparing rates of reaction using properties of reactants and/or products.

This unit covers corrosion, prevention methods, and properties of alloys, ceramics, polymers, and metals. It explores industrial processes like the Haber process, fertiliser production, reaction rates, yields, atom economy, and the trade-offs involving conditions and equilibrium.

Industrial chemistry

Instrumental analysis and flame tests: red for lithium

Chemical tests: aqueous ions (including zinc)

Identifying unknown substances (including zinc)

Ionic equations: aqueous ion tests

Mass spectrometry

In the Groups of the Periodic Table unit, pupils learned about the properties and reactivity of elements in the same group.

This unit covers tests to identify aqueous cations and anions, including flame tests for metal ions like lithium, sodium, and copper. It explains the benefits of instrumental analysis, such as sensitivity and accuracy, and focuses on interpreting results from charts, tables, and spectroscopy data.

Chemical analysis

Alkenes

Alcohols

Chemical tests involving alkanes, alkenes and alcohols

Carboxylic acids and esters

Addition polymerisation

Polymer properties and problems

Condensation polymerisation

Natural polymers

In the Chemistry of Carbon unit, pupils learned about the structure and bonding of carbon, and its ability to form various compounds.

This unit covers identifying functional groups, naming and drawing structural formulae, and predicting reactions of alkanes, alkenes, alcohols, and carboxylic acids. It explains addition and condensation polymerisation and discusses natural polymers like DNA, sugars, and amino acids.

Chemistry

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These lessons were made for home learning during the pandemic.