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 Doc Brown's Chemistry KS4 science GCSE/IGCSE/O Level Chemistry Revision Notes

ELEMENTS, COMPOUNDS, MIXTURE  separation, CHEMICAL REACTIONS & EQUATIONS

dissolving-stirring, filtering, evaporation, crystallising diagram of paper/thin layer chromatography at the end diagram of paper/thin layer chromatography at start

PART 2 Methods of separating mixtures are described e.g. ways of separating liquids, simple distillation, fractional distillation, paper chromatography, thin layer chromatography, filtration, evaporation, crystallisation, separating funnel, decantation, centrifuge, centrifuging, decanting-decantation, instrumental methods of analysis, glc gas-liquid chromatography, purifying substances - index of keywords-terms-phrases below

Part 1 Definitions in Chemistry, Elements, Compounds

and Mixture pictures & Physical & Chemical Changes

Part 2 Methods of Separating Mixtures of Substances (index further down page)

Part 3 How to write equations, work out formula and name compounds

Alphabetical list of KEYWORDS for Parts 1-3: atom  *  balancing equations (work your way down the section carefully)  *  centrifuges/centrifuging  *  chemical reaction/change  *  chromatography (paper/thin layer)  *  compound  *  covalencycrystallisation  *  decanting/decantation  * displayed formula  *  distillation (simple or fractional)  *  element  *  equations  *  evaporation  *  filtration  *  formula  * gas chromatography  *  impure/pure  *  insoluble  *  ionic equations  *  ionic valency  *  iron-sulphur separation and heating experiment  *  magnet  *  mixture  *  molecule  *  naming compounds and ions  *  particle pictures of elements/compounds/mixtures  *  physical change  *  precipitation  *  products  *  pure substance  *  purification  *  reactants  *  sand/salt separation  *  separating funnel  *  separating mixtures  *  soluble/solution/solvent/solute  *  solvent extraction  *  symbols (for elements, formula, in equations)  *   state symbols  *  valency  * working out formulae  *

 

INDEX of METHODS of SEPARATING MIXTURES and purifying substances pages

The original 'huge' page has now been split into 4 separate pages accessed by the 4 links below


DISTILLATION 2.1 Simple Distillation  *  2.2 Fractional Distillation


 

CHROMATOGRAPHY 2.3 Paper/Thin Layer Chromatography and 2.6 Gas Chromatography


2.4a FILTRATION  2.4b EVAPORATION  2.4c CRYSTALLISATION 2.4 DECANTATION

2.4 Four techniques used in a particular and separation and purification procedure

e.g. How can we separate a mixture of sand and salt?, separating a salt from a salt preparation?


  

2.5 Miscellaneous Separation Methods and other apparatus uses

Separating funnel, magnet, solvent extraction, centrifuge

 

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keywords: centrifuges/centrifuging * glc g.l.c chromatography (paper/thin layer) * crystallisation * decanting/decantation * distillation (simple/fractional) * evaporation * filtration * formula * impure/pure * insoluble * mixture * molecule * naming compounds and ions * precipitation * products * pure substance * purification * sand/salt separation * separating funnel * separating mixtures * soluble solution solvent solute * solvent extraction

See other web page for:

(c) doc b KS3 Science GCSE/IGCSE Chemistry States of Matter - kinetic particle theory of Gases, Liquids and Solids revision notes

(c) doc b KS3-GCSE/IGCSE Types of Chemical Reaction revision notes

(c) doc b GCSE/IGCSE Chemical Bonding revision notes (ionic, covalent, metallic etc.)

QUESTIONS:

GCSE balancing and completing equation exercises:

(1) multiple choice * (2) number/word multi-fill

GCSE 'name and formula' of a compound quizzes

(1) pick the name given the formula * (2) pick the formula given the chemical name

GCSE/IGCSE formula quiz given the name, type in the formula

GCSE/IGCSE name quiz given the formula, type in the name

KS3 Science-GCSE/IGCSE Elements, Compounds & Mixtures m/c QUIZ

KS3 Science-GCSE/IGCSE element name/symbol quiz


Revision KS4 Science GCSE/IGCSE/O level Chemistry Information Study Notes for revising for AQA GCSE Science, Edexcel GCSE Science/IGCSE Chemistry & OCR 21st Century Science, OCR Gateway Science  WJEC gcse science chemistry CCEA/CEA gcse science chemistry O Level Chemistry (revise courses equal to US grade 8, grade 9 grade 10) KS3 science revision notes

topALL Website content copyright Dr Phil Brown 2000-2014 All rights reserved on revision notes, images, puzzles, quizzes, worksheets, x-words etc. * Copying of website material is not permitted * chemhelp@tiscali.co.uk

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