FORMULAE Formulae must be memorised because no information can be taken in to the examination in your calculator memory. Your calculator must not be programmable. n = m / M n = number of particles NA n = cV pH = – log10 [H3O+] E = V × I × t [H3O+] = 10-pH C.F.= (V × I × t) / T [H3O+] × [OH-] = 10-14 at 25oC Ar = (relative isotopic mass x relative abundance) / total relative abundance E = 4.184 × m × T n amount in moles m mass in grams M mass in grams per mole NA Avogadro’s Number = 6.023 × 1023 c concentration in moles per litre (M) V volume in litres Q charge in Coulomb I current in amps t time in s V voltage in volts
Empirical and molecular formulas percentage composition Chapter 5 review – all questions AOS review – all questions 1/5 Materials from molecules Covalent model Shapes of molecules Polarity of molecules 6 Ch6.1 p145 Q3-5 Ch6.2 p153 Q1-6 Chapter review TEST chapter 3/4 SWB pg 58, ws 15 1/6 Properties of molecular substances Weak bonding between molecules Carbon lattices and carbon nanomaterials Diamond and graphite Graphene and fullerenes 7 8 Ch7.1 p160 Q1,3,5 Ch7.2 p166 Q3-5 Ch7.3 p174 Q1-6 Chapter review Ch8.1 p183 Q1-4 Ch8.2 p188 Q1-4 Chapter review PRAC- Comparing the physical properties of different covalent lattices SWB pg 62, ws 19 1/7 Organic compounds Crude oil Hydrocarbons Homologous series Functional groups Naming of organic compounds 9 Ch9.1 p200 Q3-6 Ch9.2 p208 Q4-6 Ch9.3 p214 Q1-6 TEST chapter 5/6 Exercise: Analysis of the physical properties of the first eight hydrocarbons Exercise: Modelling and naming alkanes SW Worksheet 1/8 Empirical and molecular formula calculations Chemical and physical properties of hydrocarbons, alcohols, carboxylic acids and simple esters Ch9.4 p219 Q1,3,4,5 Ch9.5 p224 Q1-5 Ch9.6 p229 Q1-4 Chapter review Prac: Preparing artificial fragrances and flavours SWB pg 60, ws 17 1/9 Polymers Formation of addition polymers Differences between thermoplastic and thermosetting Designed polymers Advantages and disadvantages of the use of polymers 10 Ch10.1 p242 Q1,3,4,5 Ch10.2 p254 Q1,2,4,5,6 Chapter review AOS 2 review p257 - 260 PRAC- Making buster slime SAC 2 - TEST SWB pg 67, ws 23
1/10 Properties of water Trends in MP and BP of Group 16 hydrides Specific heat capacity and latent heat of water 12 12.1 Q1-4 12.2 Q3-7 12.3 Q4-6 Review Q1-21 Prac: Molar heats of solutions SWB WS 25 SWB WS 26 SWB WS 27 2/1 Water as a solvent The solution process Precipitation reactions Ionic equations Importance of solvent properties in biological, domestic or industrial contexts 13 13.1 Q3-7 13.2 Q2-5 13.3 Q1-3 13.4 Q2-4 Review Q1-25 Prac: Effect of polarity on solubility Prac: Stalagmite from a supersaturated solution SWB WS 28 SWB WS 29 SWB WS 30 2/2 Measurement of solubility and concentration Solubility and solubility tables Solubility curves Units of concentration 14 14.1 Q3-6 14.2 Q3-6 14.3 Q2-4 14.4 Q1-6 14.5 Q3-4 Review Q1-22 Prac: Deriving a solubility curve SWB pg 120 TEST- CHPT 12/13 SWB WS 34 2/3 Research investigation SAC 3 – POSTER 2/4 Research investigation SAC 3 – POSTER 2/5 2/6 2/7 EXAMS 2/8 EXAMS 2/9 UNIT 2 2/10 Lowry-Bronsted theory Reactions involving and bases and equation writing product of water, pH 15 15.1 Q1-6 15.2 Q1-4 Prac: Reactions of hydrochloric acid SWB WS 33 SWB WS 35 2/11 Strengths of and (No Ka ) Dilutions of solutions Strong and weak acids and bases and dilute and concentration solutions Selected acid-base – Ocean acidity 15 15.3 Q1,3,5,7 15.4 Q2,4,6 15.5 Q1ac, 2, 3ace, 4aceg 15.6 Q1-3 Review SWB WS 36
3/1 Redox reactions in water Oxidation and reduction Writing equations Reactivity series Selected redox issue - Corrosion 16 16.1 Q2-5 16.2 Q1-3 16.3 Q1,2,4 Review Q1-28 Demo: reactions Prac: The electrochemical series of metals SWB WS 38 SWB WS 39 3/2 Water sample analysis Water distribution and availability Sampling protocols Selected water sample and contaminant 17 17.2 Q2,3 Review Q1,4,6,8,11 TEST- CHPT 15/16 3/3 Analysis of salt in water Sources of salts Mass-mass stoichiometry 18 18.1 Q1,2,4,5,7,8 18.2 Q1-3 18.3 Q2,3,4 Prac: Products of a decomposition reaction SAC 1 3/4 Gravimetric analysis Colorimetry and UV-Vis spectroscopy AAS and Calibration 18 18.4 Q1-4,6,8 18.5 Q2,4,5 Review Q1-29 Experiment: Colorimetric determination of phosphorus content in lawn fertiliser Exercise: AAS - Determination of concentration of iron in a breakfast cereal SW Worksheets 3/5 Analysis for organic compounds Organic contaminants in water Chromatography and HPLC 19 19.1 Q1,3,5,7 19.2 Q1-4 19.3 Q1-5 Review Q1-25 Prac: Chromatography of inks and smarties Test – Analysing compounds in Water 3/6 Analysis for acids and bases Sources of and bases in waterways Volume-volume stoichiometry Volumetric analysis including standard solutions and dilutions 20 20.1 Q3,4 20.2 Q1-3 20.3 Q2,3,4 20.4 Q1-3 20.5 Q1-3 Review Q1-18 Prac: Preparation of a standard solution Prac: Analysis of brick cleaner SAC 2 3/7 3/8 Practical Investigation SAC 3 – POSTER