* OCR GCSE 21st Century Science A - CHEMISTRY revision notes and quiz on-site help links *
DOC BROWN'S HOMEPAGE and WELCOME ALPHABETICAL SITE INDEX for chemistry KS3 SCIENCE QUIZZES and WORKSHEETS (~US grades 6-8) KS4 Science GCSE/IGCSE CHEMISTRY NOTES (~US grades 8-10) KS4 Science GCSE/IGCSE CHEMISTRY QUIZZES and WORKSHEETS (~US grades 8-10) KS4 Science GCSE/IGCSE CHEMISTRY SYLLABUS HELP LINKS (~US grades 8-10) ADVANCED LEVEL CHEMISTRY NOTES (~US grades 11-12) ADVANCED LEVEL CHEMISTRY QUIZZES and WORKSHEETS (~US grades 11-12) ADVANCED LEVEL CHEMISTRY SYLLABUS HELP LINKS (~US grades 11-12)  
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 Doc Brown's Chemistry  OCR KS4 GCSE Science A Twenty First Century Science Suite

My unofficial revision support for the CHEMISTRY of the single, double, triple-separate award courses of Year 10 OCR GCSE Science and Year 11 OCR GCSE Additional Science, OCR Chemistry & OCR GCSE Additional Applied Science syllabus-specification

Copying of the quizzes by schools and colleges etc. is not permitted © Dr WP Brown


At the start of your GCSE Science-CHEMISTRY course (via broadband at school or home) ...

... How much Chemistry and Earth Science have you remembered from KS3 Science?

... click on the OCR 21st Century link at the top of this multiple choice Quiz to return to this page


My on-site help links on this page for the CHEMISTRY of the following syllabus specifications

OCR GCSE 21st Century Suite:

OCR GCSE Science A J630 Modules C1 Air Quality  *  C2 Material Choices  *  C3 Food Matters

 OCR GCSE Additional Science A J631 Modules C4 Chemical Patterns  *  C5 Chemicals of the Natural Environment  *  C6 Chemical synthesis

OCR GCSE Chemistry A J634 Module C7 Further Chemistry

 OCR GCSE Additional Applied Science A J632 Modules AP2 Agriculture and food  *  AP3 Scientific detection  *  AP4 Harnessing Chemicals


OCR 21st Century GCSE "Science" J630 Modules

C1 Air Quality * C2 Material Choices * C3 Food Matters

also further down for parts of the 'suite' "Additional Science" C4 Chemical Patterns * C5 Chemicals of the Natural Environment * C6 Chemical synthesis * "Chemistry" C7 Further Chemistry * "Additional Applied Science" AP2 Agriculture and food * AP3 Scientific detection * AP4 Harnessing Chemicals *


top indexOCR GCSE 21st Century Science

Module C1: Air quality

For part of OCR GCSE 21st Century Science A Unit 1 examination paper Foundation (A211/01) and Higher (A211/02) and OCR GCSE Chemistry A Unit 1 Foundation (A321/01) and Higher (A321/02)


top indexOCR GCSE 21st Century Science

Module C2: Material Choices

For part of OCR GCSE 21st Century Science A Unit 2 examination paper Foundation (A212/01) and Higher (A212/02) and OCR GCSE Chemistry A Unit 1 Foundation (A321/01) and Higher (A321/02)

  • C2.1: What different properties do different materials have?

  • C2.2: Why is crude oil important as a source of new materials such as plastics and fibres?

  • C2.3: Why does it help to know about the molecular structure of materials such as plastics and fibres?

  • C2.4: When buying a product, what else should we consider besides its cost and how well it does its job? How should we manage the wastes that arise from our use of materials?

    • Elements, Compounds, Mixtures Notes - Much basic chemistry on this page e.g. definitions and examples of atoms, elements, compounds and mixtures, separation methods, physical & chemical changes and sections on 'how to understand and write chemical equations' and work out the formula of a compound. Quizzes and worksheets on element symbols, formula and equations (click on icons - see key).

    • Oil and useful products - The hydrocarbons from oil, fuels, polymers/plastics, fossil fuels, environmental problems etc.

    • Extra Organic Chemistry Notes - more on polymers/plastics etc.  Use sub-index and keyword list at top of page.


top indexOCR GCSE 21st Century Science

Module C3: Food Matters

For part of OCR GCSE 21st Century Science A Unit 3 examination paper Foundation (A213/01) and Higher (A213/02) and OCR GCSE Chemistry A Unit 1 Foundation (A321/01) and Higher (A321/02)


top indexOCR 21st Century GCSE "Additional Science" J631 Modules

C4 Chemical Patterns * C5 Chemicals of the Natural Environment * C6 Chemical synthesis

Students of OCR 21st C Additional Science also do/have done modules C1 to C3 above


OCR GCSE 21st Century Additional Science

Module C4: Chemical Patterns

Part of OCR GCSE 21st Century Additional Science A Unit 1 examination paper foundation (A215/01) and higher (A215/02) and for OCR 21st Century GCSE Chemistry A Unit 2 Modules C4, C5 and C6 examination paper foundation (A322/01) and higher (A322/02)

  • C4.1: What are the patterns in the properties of elements?

  • C4.2: How do chemists explain the patterns in the properties of the elements?

  • C4.3: How do chemists explain the properties of compounds of Group 1 and Group 7 elements?

    • The Periodic Table Notes - Explanation and overview of Groups, Periods, Series etc. with links to more detailed notes on the Group 1 Alkali Metals, Group 7 Halogens, Group 0 Noble Gases and Transition Metals. Quizzes and worksheets based on the Periodic Table.

    • Group 1 The Alkali Metals Notes - Tabulated element data for lithium, sodium and potassium etc., physical and chemical properties of the metals, group trends, reactions with water, oxygen and chlorine, theory of group reactivity trend, compound formulae, uses of metals and compounds. Quizzes and worksheets on the Alkali Metals.

    • Group 7 The Halogens Notes - data, physical properties and chemistry of elements chlorine, bromine, iodine and their compounds, electrolysis of aqueous sodium chloride/brine and the uses of the products - chlorine, hydrogen and sodium hydroxide. Quizzes and worksheets on The Halogens.

    • Atomic Structure Notes - the structure of atoms, isotopes, nuclear structure notation, electronic structure and the Periodic Table. Quizzes and worksheets on atomic structure.


top indexOCR GCSE 21st Century Additional Science

Module C5: Chemicals of the Natural Environment

Part of OCR GCSE Additional Science A Unit 2 examination paper foundation (A216/01) and higher (A216/02) and for OCR 21st Century GCSE Chemistry A Unit 2 Modules C4, C5 and C6 examination paper foundation (A322/01) and higher (A322/02)


top indexOCR GCSE 21st Century Additional Science

Module C6 Chemical Synthesis

Part of OCR GCSE Additional Science A Unit 3 examination paper foundation (A217/01) and higher (A217/02) and for OCR 21st Century GCSE Chemistry A Unit 2 Modules C4, C5 and C6 examination paper foundation (A322/01) and higher (A322/02)


Module C7 - for OCR 21st Century GCSE "Chemistry" J634

Students of OCR 21st C chemistry also do/have done modules C1 to C6 above


top indexModule C7 Further Chemistry


top indexParts of OCR 21st Century GCSE "Additional Applied Science" J632 Modules

AP2 Agriculture and food * AP3 Scientific detection * AP4 Harnessing Chemicals


OCR 21st Century GCSE Additional Applied Science

Module AP2 Agriculture and food

AP2.5 Quality, value and sustainability


top indexOCR 21st Century GCSE Additional Applied Science

Module AP3: Scientific detection

AP3.3 Chromatography and electrophoresis

AP3.4 The use of colour in analysis

AP3.5 General principles of evidence


top indexOCR 21st Century GCSE Additional Applied Science

Module AP4: Harnessing Chemicals

AP4.1 The chemical industry - Chemicals and why we need them?

top indexAP4.2 Making useful chemicals

top indexAP4.3 Planning, controlling, monitoring and costing chemical synthesis

top indexAP4.4 Formulations and effectiveness

top indexAP4.5 Underlying principles


Other on-site link pages: OCR GCSE Gateway Science Suite or OCR GCSE Applied Science Double Award

full syllabus from http://www.ocr.org.uk/  *  EMAIL query?comment

My other GCSE/IGCSE/KS4 Science-Chemistry syllabus unofficial support links

Useful GCSE mini site-map of Doc Brown's Chemistry Clinic saveable to Desktop and all links work from Desktop

OCR GCE AS Chemistry * OCR Salters AS Chemistry * OCR A2 Chemistry * Salters A2 Chemistry


KS4 GCSE OCR Twenty First Century (21stC) Science Suite - Chemistry * KS4 GCSE OCR Twenty First Century (21st C) Science Suite . Dr W P Brown *  KS4 GCSE OCR Twenty First Century (21stC) Science Suite - Chemistry * KS4 GCSE OCR Twenty First Century (21st C) Science Suite - Chemistry

top index Copyright © Dr W P Brown 2000-2010 All rights reserved on notes pages, quizzes, worksheets, x-words

DOC'S PICTURES - always travel with my camera! images and notes