EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：1.4.2 Electronic Configurations Deducing Electronic Configurations We can represent the electronic structure of atoms using electron shell d...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：1.4.1 Periodic Table: Basics Arrangement of the Periodic Table There are over 100 chemical elements which have been isolated and identified ...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：1.3.2 Calculate Relative Atomic Mass Calculate Relative Atomic Mass The relative atomic mass of each element is calculated from the m...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：1.3.1 Atoms: Definitions & Structure Atoms & Molecules It is important to understand the terms atom and molecule when referring to a...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：1.2.5 Practical: Investigating Paper Chromatography Practical: Investigate Paper Chromatography Using Inks & Food Colourings Objective: Investi...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：1.2.4 Interpreting Chromatograms Identifying Mixtures Pure substances will produce only one spot on the chromatogram If two or more substanc...
IG化学作为国际课程的基础课程之一，目的是为了帮助国际学生在科学学习方面奠定一定的基础。现如今也是最好的衔接美国，英高，加高，以及国内国际学校的化学课程。那么IG化学课程有哪些知识点？（内含2022真题解...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：1.2 3 Separation Techniques 、 Simple Distillation This is used to separate a liquid and soluble solid from a solution (e.g., water from a s...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 复习笔记：1.2 2 Pure Substance vs Mixture Pure Substance vs Mixture In everyday language we use the word pure to describe when something is natural or...
