My Revision Notes: WJEC/Eduqas AS/A-Level Year 1 Chemistry
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Description
Contents
Reviews
Language
English
ISBN
9781398355354
Cover
Title Page
Copyright
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Exam breakdown
Unit 1 The language of chemistry, structure of matter and simple reactions
1 Formulae and equations
Chemical formulae
Balanced equations
Oxidation number
Determining oxidation states
2 Basic ideas about atoms
Structure of the atom
Fundamental particles
Electrons and orbitals
Visible light and the electromagnetic spectrum
3 Chemical calculations
The mass of an atom
Mass spectrometers
Mass spectra
Different types of formulae
Avogadro’s constant
Balanced chemical equations
Concentration of solutions
One mole of any gas occupies 22.4 dm3 under standard conditions
Titrations
Yield
Atom economy
4 Bonding
How chemical bonding occurs
Ionic bonding
Sodium chloride: a perfect ionic crystal
Ionic bonds
Covalent bonding
Coordinate or dative covalent bonds
Electronegativity
Intermolecular forces of attraction between simple molecules
VSEPR and molecular shape
5 Solid structures
Properties of ionic compounds
Allotropes of carbon
Solid iodine makes crystals
Ice is solid water and makes crystals
Metallic bonding
6 The Periodic Table
The Periodic Table is a list of all known elements
The s, p, d and f blocks of the Periodic Table
Group 1 elements
Group 2 elements
Reactivity trends in Groups 1 and 2
Group 7 elements
Reactivity trends in Group 7
7 Simple equilibria and acid-base reactions
Reversible reactions and dynamic equilibrium
Le Châtelier’s principle
The equilibrium constant Kc
Acids are proton donors and bases are proton acceptors
pH is a mathematical measurement of acidity
Titrations can find the concentration of an unknown solution
Unit 2 Energy, rate and chemistry of carbon compounds
8 Thermochemistry
Enthalpy and enthalpy change
Enthalpy of combustion
Enthalpy of formation
Hess’s law
Average (mean) bond enthalpy and enthalpy change
9 Rates of reaction
Rate of reaction depends on conditions
Continuous monitoring
Measuring the rate of a reaction by collecting the gas produced
Colorimetry
Initial rate method
Maxwell–Boltzmann distribution curves
Collision theory
Predicting and explaining observations in rate of reaction experiments
Catalysts
10 The wider impact of chemistry
The chemical industry
Green chemistry
Reducing the environmental impact of a product
Making the production as efficient as possible
Renewable resources
Life cycle assessment
11 Organic compounds
Organic compounds contain carbon atoms covalently bonded
The IUPAC naming system
The boiling point and intermolecular forces
Different organic compounds with the same molecular formula
Mechanisms in chemical reactions involving organic compounds
Electrophiles
Nucleophiles
12 Hydrocarbons
Crude oil
Alkanes are often used as fuels
Alkanes can react with halogens to form halogenoalkane
Alkenes
Catalytic hydrogenation
Electrophilic addition
Polymers
13 Halogenoalkanes
Commercial uses of halogenoalkanes
Elimination reactions with halogenoalkanes
Halogenoalkanes are susceptible to nucleophilic attack
The effect of CFCs on the upper atmosphere
14 Alcohols and carboxylic acids
Alcohols contain at least one hydroxyl group
Alcohols can undergo oxidation reactions
Carboxylic acids
Ethanol as a biofuel
Ethanol can be made by more than one industrial process
Alcohols can undergo dehydration reactions to make alkenes
Esters
15 Instrumental analysis
Mass spectrometry
Infrared spectrometry
Nuclear magnetic resonance spectrometry
Glossary
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