Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 4.5.2 Oxidation of Ethanol Oxidation of Ethanol Ethanol can undergo oxidation in three different ways: Combustion Aerobic oxidation Treatment with an?oxidisi...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 4.5.1 Alcohols The Alcohols Alcohols are colourless liquids that dissolve in water to form?neutral?solutions The first four alcohols are commonly used as?fue...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 4.4.2 Bromine & Alkenes Bromine & Alkenes Alkenes are a homologous series of hydrocarbon compounds with at least one?double bond?between two of the c...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 4.4.1 Alkenes The Alkenes All alkenes contain a?double carbon bond, which is shown as two lines between two of the carbon atoms i.e. C=C All alkenes contain ...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 4.3.2 Halogens & Alkanes Halogens & Alkanes In a substitution reaction, one atom is swapped with another atom Alkanes undergo a substitution reaction...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 4.3.1 Alkanes The Alkanes Alkanes are a group of?saturated?hydrocarbons The term saturated means that they only have single carbon-carbon bonds, there are no...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 4.2.4 Cracking Cracking Saturated molecules contain?single?bonds only whereas unsaturated molecules contain?double?bonds between their carbon atoms Alkanes?a...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 4.2.3 Nitrogen Oxides & Sulfur Dioxide Formation of Nitrogen Oxides Nitrogen Oxides These compounds (NO and NO2) are formed when nitrogen and oxygen reac...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 4.2.2 Combustion Fuels & Combustion The combustion of fossil fuels is the major source of atmospheric pollution Fossil fuels include:?coal,?oil,?natural ...
