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Chemistry (Single Science) - CCEA

Easy-to-understand homework and revision materials for your GCSE Chemistry (Triple Award) CCEA studies and exams

Part ofChemistry (Single Science)

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Exam practice

Quizzes

  • QUIZ: Acids, alkalis and salts (1)

    This interactive quiz is for GCSE Chemistry (single science) students studying acids, alkalis and salts. Test your knowledge on neutralisation, reactions with acids and solutions.

  • QUIZ: Acids, alkalis and salts (2)

    This interactive quiz is for GCSE Chemistry (single science) students studying acids, alkalis and salts. Test your knowledge of indicators, reactions and chemical equations.

Unit 1: Structures, trends, chemical reactions, quantitative chemistry and analysis

  • Atomic structure

    What are atoms made up of? How did scientists’ ideas about atoms change over time? What are protons, neutrons and electrons?

  • Bonding

    What is the difference between ionic, covalent and metallic bonding? What are dot and cross diagrams? How are they interpreted?

  • Structures

    What are covalent and ionic compounds and structures? How do these two types of bonds lead to different physical properties in substances?

  • Nanoparticles

    What are nanoparticles? What are they used for? What is their surface area to volume ratio?

  • Symbols, formulae and equations

    What are symbols, formulae and equations? How do they help chemists explain chemical reactions in detail?

  • The periodic table

    What is the history and structure of the periodic table? How do groups and periods work? How does reactivity change across the table?

  • Quantitative chemistry (1)

    What are relative atomic masses? What are relative formula masses? How are these used in chemistry to carry out mole calculations?

  • Acids, bases and salts

    How do indicators show whether a solution is acidic, alkaline or neutral? What makes acids and alkalis strong or weak? How do acids react with different substances?

  • Chemical analysis

    How are chemicals analysed and separated using filtration; crystallisation; paper chromatography; simple and fractional distillation; and flame tests?

  • Solubility

    What does solubility mean? How does temperature affect the solubility of solids and gases? What happens to a saturated solution when it is cooled?

Unit 2: Further chemical reactions, rates and equilibrium, calculations and organic chemistry

  • Metals and the reactivity series

    What is the reactivity series? How does a more reactive metal displace a less reactive one from its compound? Why does reactivity decide how a metal can be extracted from its ore?

  • Redox, rusting and iron

    Why does iron rust? How can rusting be prevented? What are redox reactions? How is iron extracted from its ore?

  • Rates of reaction

    How do concentration, temperature, surface area and catalysts influence the rate of reaction? How is the rate of reaction be measured?

  • Equilibrium

    How is dynamic equilibrium reached in a reversible reaction? What is Le Châtelier’s principle used to predict? What is the Haber process?

  • Organic chemistry

    What are organic compounds? How are they grouped into homologous series like alkanes, alkenes, alcohols and carboxylic acids? How are they obtained from crude oil?

  • Quantitative chemistry (2)

    How is concentration calculated from moles and volume? What is titration used for? What does Avogadro’s Law tell us about gas volumes? What is atom economy a measure of?

  • Electrochemistry

    What occurs during electrolysis? How is an electrolyte split at the cathode and anode? How is aluminium extracted from its ore using electrolysis?

  • Energy changes in chemistry

    What type of energy changes occur during chemical reactions? How are energy changes calculated? How does a reaction profile show these changes?

  • Gas chemistry

    What type of gaseous elements and compounds are found in the Earth’s atmosphere? What are the key properties and uses of nitrogen, ammonia, hydrogen, oxygen and carbon dioxide?

Unit 3: Prescribed practicals

Practical skills

  • Practical skills

    Plan, observe and evaluate experiments with a hypothesis, variables and conclusions, using scientific equipment like a measuring cylinder or a burette.

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