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Edexcel IGCSE Chemistry 复习笔记 4.5.3 Manufacture of Ethanol
Edexcel IGCSE Chemistry 复习笔记 4.5.3 Manufacture of Ethanol Industrial Synthesis of Ethanol Ethanol can be synthesised by the hydration of ethene Ethene is a by-product of the cracking of ...
Edexcel IGCSE Chemistry 复习笔记 4.5.2 Oxidation of Ethanol
Edexcel IGCSE Chemistry 复习笔记 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 复习笔记 4.5.1 Alcohols
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Edexcel IGCSE Chemistry 复习笔记 4.4.2 Bromine & Alkenes
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Edexcel IGCSE Chemistry 复习笔记 4.4.1 Alkenes
Edexcel IGCSE Chemistry 复习笔记 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 ...
IB DP Maths: AA SL复习笔记2.3.1 Language of Functions
Language of Functions What is a mapping? A mapping transforms one set of values (inputs) into another set of values (outputs) Mappings can be: One-to-one Each input gets mapped to exactly one uniqu...
IB DP Maths: AA SL复习笔记2.2.5 Discriminants
Discriminants What is the discriminant of a quadratic function? How does the discriminant of a quadratic function affect its graph and roots? Forming equations and inequalities using the discrimina...
IB DP Maths: AA SL复习笔记2.2.4 Quadratic Inequalities
Quadratic Inequalities What affects the inequality sign when rearranging a quadratic inequality? The inequality sign is unchanged by... Adding/subtracting a term to both sides Multiplying/dividing ...
