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Unit : Introducing chemistry

Topic 1 : Atomic theory

Pictures

Chapter: Introduction to atoms

Image 1 - John Dalton
Image 2 - 2D depiction of a hydrogen atom
Image 3 - 2D depiction of a helium atom
Image 4 - 3D depiction of the electron shell model (helium)

Chapter: Introduction to elements

Image 1 - An oxygen atom
Image 2 - An oxygen molecule is made up of two oxygen atoms.

Chapter: The periodic table

Image 1 - Dmitri Mendeleev
Image 2 - Julius Meyer
Image 3 - The periodic table
Image 4 - A lithium atom showing its 2,1 configuration.
Image 5 - A calcium atom showing its 2,8,8,2 configuration.

Topic 2 : Compounds and reactions

Pictures

Chapter: Introduction to molecules and compounds

Image 1 - A monatomic helium molecule
Image 2 - A diatomic oxygen molecule
Image 3 - Water, a molecular compound
Image 4 - A water molecule showing how two hydrogen atoms and one oxygen molecule share their electrons.
Image 5 - An oxygen molecule with shared electrons equidistant from each atom's nucleus.
Image 6 - A water molecule with shared electrons closer to the oxygen atom than the two hydrogen atoms.

Chapter: Introduction to reactions

Image 1 - Products are formed from reactants due to a chemical reaction.

Chapter: Understanding formulae

Image 1 - water molecule
Image 2 - A hydrogen peroxide molecule

Chapter: Chemical equations

Image 1 - Na and Cl, switching numbers
Image 2 - Li and O, switching numbers
Image 3 - Al and SO4, switching numbers
Image 4 - Si and O, switching numbers
Image 5 - C and O, switching numbers
Image 6 - Mg and Cl switching numbers

Chapter: Acids and bases

Image 1 - Oranges and limes contain citric acid.
Image 2 - Universal indicator

Topic 3 : Materials

Pictures

Chapter: Metals

Image 1 - Liquid mercury
Image 2 - Nickel atoms replace some of the copper atoms in a cuprunickel alloy.
Image 3 - Carbon atoms can fit in the spaces between the lattice of iron atoms.
Image 4 - A pie chart representing the abundance of particular elements on Earth.
Animation - Basic electrolysis

Chapter: Non-metals

Image 1 - Structure of graphite
Image 2 - Structure of diamond
Image 3 - Structure of bucky balls

Chapter: Colloids

Image 1 - A cloud is an example of a colloid.
Image 3 - Jelly dessert

Chapter: Ceramics

Image 1 - Ceramic lab equipment
Image 2 - Glazed pottery

Study guides

This unit includes

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