EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：2.5.1 Indicators Two Colour Indicators Two colours indicators are used to distinguish between acids and alkalis Many plants contain substanc...
IGCSE是A-level的黄金入门课程，旨在发掘学生的兴趣和潜力，为今后的A-level学习奠定基础。IGCSE课程提供广泛的学科供学生选择，学生可以选修IGCSE课程大纲中至少5-10门课程。 IGCSE课程涵盖五个主要学科领域 1、...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：2.4.6 Practical: Investigate Metals Reacting with Acids Practical: Investigate Metals Reacting with Acids Aim: To investigate the reactions between...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：2.4.5 Oxidation & Reduction Oxidation & Reduction Oxidation & reduction in terms of oxygen The reactions of metals with oxygen, such as...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：2.4.4 Rusting of Iron Rusting of Iron Rusting is a chemical reaction between iron, water and oxygen to form hydrated iron(III)oxide Oxygen a...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：2.4.3 Order of Reactivity Order of Reactivity Carbon and the reactivity series mnemonic Carbon is an important element and has its own place...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：2.4.2 Metal Displacement Reactions Metal Displacement Reactions The reactivity of metals decreases going down the reactivity series. This me...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：2.4.1 Metals Reacting with Water & Acids Metals Reacting with Water & Acids The chemistry of the metals is studied by analysing thei...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：2.3.5 The Greenhouse Effect The Greenhouse Effect When shortwave radiation from the sun strikes the Earth’s surface it is absorbed and re-em...
