Chemistry (9202)

10个单元 · 37个章节

免费的Chemistry (9202)学习笔记，专为Oxford AQA IGCSE学生准备。下列每个章节都涵盖一个重点主题，附有例题与练习提示，可在 thinka 应用中延伸练习。

Atomic structure and the Periodic Table

Solid, liquids and gases
A simple model of the atom
The periodic table

Structure, bonding and the properties of matter

Chemical bonds: ionic, covalent and metallic
How bonding and structure are related to the properties of substances
Structure and bonding of carbon
Nanoparticles

Chemical changes

Metals
The reactivity series
Metal carbonates
Electrolysis

Chemical analysis

Purity and chromatography
Identification of common gases
Identification of ions

Acids, bases and salts

The properties of acids and bases
Preparation of salts

Quantitative chemistry

Conservation of mass including the quantitative interpretation of chemical equations
Use of amount of substance in relation to masses of pure substances
The mole concept
Using molar concentrations of solutions and amount of substance in relation to volumes of gases

Trends within the periodic table

Group properties
Transition metals

The rate and extent of chemical change

Rate of reaction
Reversible reactions and dynamic equilibrium
Redox reactions

Energy changes

Exothermic and endothermic reactions
Calculating and explaining energy change
Chemical cells and fuel cells

Organic chemistry

Carbon compounds as fuels
Crude oil
Hydrocarbons
Obtaining useful substances from crude oil
Synthetic and naturally occurring polymers
Organic compounds – their structure and reactions
Alcohols
Carboxylic acids
Esters

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