Edexcel IGCSE Chemistry 復(fù)習(xí)筆記1.4.4 Electronic Configuration & Reactivity Similar Chemical Properties Chemical properties of elements in the same group Elements in the same group in th...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 1.4.3 Classify Metals & Non-Metals Classify Metals & Non-Metals We can use properties such as electrical conductivity and acid-base character to clas...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 1.4.2 Electronic Configurations Deducing Electronic Configurations We can represent the electronic structure of atoms using electron shell diagrams Electrons...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 1.4.1 Periodic Table: Basics Arrangement of the Periodic Table There are over 100 chemical elements which have been isolated and identified Elements are arra...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 1.3.2 Calculate Relative Atomic Mass Calculate Relative Atomic Mass The relative atomic mass of each element is calculated from the mass number and relative abundan...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 1.3.1 Atoms: Definitions & Structure Atoms & Molecules It is important to understand the terms atom and molecule when referring to atomic structure, ...
根據(jù)英國(guó)教育部規(guī)定，GCSE課程分為“必修”和“選修”兩部分，必修課程包括數(shù)學(xué)、英語(yǔ)和科學(xué)(物理、化學(xué)、生物)，“選修”課程的覆蓋范圍廣、種類多樣，可滿足不同學(xué)生的需要。英國(guó)也有“中考分流”說(shuō)？提高GCSE英語(yǔ)和數(shù)...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 1.2.5 Practical: Investigating Paper Chromatography Practical: Investigate Paper Chromatography Using Inks & Food Colourings Objective: Investigate how paper ch...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記 1.2.4 Interpreting Chromatograms Identifying Mixtures Pure substances will produce only?one spot?on the chromatogram If two or more substances are the same, ...
