Fechar
Compound
Covalent bonding
Ionic bonding
Giant structures
Ionic formulae
Simple molecules
Giant covalent structure
Metal crystals
metallic bonding
Ionic compounds
Simple molecules structure
Giant covalent structures explained
Carbon
Fullerenes
Giant metallic structures
Shape memory alloys
properties of polymers
Different monomers
different reaction conditions
Thermosoftening polymers
Thermosetting polymers
Bonding in polymers
Thermosetting polymers
Nanoscience
Nanoscience at work
Nano science in medicine
Future developments of nanoscience
Possible risks of nanoscience
Isotopes
Relative atomic mass (Ar)
Relative formula masses (Mr)
Moles
percentage of an element in a compound equation
Empirical formula of compounds from it's percentage composition
Using balanced equations to work out reacting masses
Yield of chemical reaction
Percentage yield
Reasons why percentage yield is unlikely to be 100%
Sustainable production
Reversible reactions
Examples of reversible reactions
Detective additives:
Chromatograhy
Detecting additives:
Instrumental methods
Gas chromatography
Mass spectometry
Rate of reactions
Factors affect the rate of a reaction
Collision theory
Surface area and reaction time
Effect of temperature of reaction time
Effect of concentration on reaction time
Effects of catalysts on reaction time
Future development of catalysts
Catalysts in medicine
Enzymes as catalysts
Exothermic reactions
Endothermic reactions
Reversible reaction
Energy transfers from reactions:
Warming up
Exothermic reactions self heating cans
Endothermic reactions cooling down
Aqueous solution
Alkalis
Bases
Acids and neutral
Measuring acidity or alkalinity
Making salts
Making salts from acids and alkalis
Making insoluble salts
Using precipitation
Electrolysis
Electrolysis of solutions
Changes at electrodes
Effect of water on electrolysis
Extraction of aluminium
Extraction of aluminium
Reaction at electrolysis cells
Electrolysis of brine
Uses of products of electrolysis of brine
Electroplating
Explaining electroplating
