IB Chemistry SL
Structure 2
IB Chemistry SL lessons and exam-style practice covering bonding, structure and properties of substances.
Lessons in this unit
Work through the topics in order.
S-2.1.1 Formation of ions
IB Chemistry SL lesson covering ion formation, electron transfer, cations, anions and stable electron configurations.
S-2.1.2 Ionic bonding and formulae
IB Chemistry SL lesson covering ionic bonding, electrostatic attraction and deriving formulas of ionic compounds from ion charges.
S-2.1.3 Ionic lattices and properties
IB Chemistry SL lesson covering ionic lattice structures and how bonding explains the physical properties of ionic compounds.
S-2.2.1&2.2.2 Covalent bonding and bond multiplicity
IB Chemistry SL lesson covering covalent bonding, shared electron pairs and single, double and triple covalent bonds.
S-2.2.10 Chromatography
IB Chemistry SL lesson covering chromatography, stationary and mobile phases, separation of mixtures and Rf values.
S-2.2.3 Coordinated bonding
IB Chemistry SL lesson covering coordinate bonding, electron-pair donation and the representation of coordinate covalent bonds.
S-2.2.4 Molecular shapes
IB Chemistry SL lesson covering VSEPR theory, electron domains, bond angles and predicting molecular shapes.
S-2.2.5& 2.2.6 Bond polarity and molecular polarity
IB Chemistry SL lesson covering electronegativity, bond polarity, molecular shape, dipoles and predicting molecular polarity.
S-2.2.7 Giant covalent structures
IB Chemistry SL lesson covering giant covalent structures and how their bonding and structure explain their physical properties.
S-2.2.8&2.2.9 Intermolecular forces
IB Chemistry SL lesson covering London dispersion forces, dipole–dipole interactions, hydrogen bonding and their effects on physical properties.
S-2.3.1 & 2.3.2 Metallic bonding and properties
IB Chemistry SL lesson covering metallic bonding, delocalized electrons and how bonding explains the characteristic properties of metals.
S-2.4.1 & 2.4.2 Bonding continuum and bonding triangle
IB Chemistry SL lesson covering the bonding continuum, electronegativity differences and the bonding triangle.
S-2.4.3 Alloys
IB Chemistry SL lesson covering alloy structure and how composition affects the physical properties of metals.
S-2.4.4 & 2.4.5 Polymers and addition polymers
IB Chemistry SL lesson covering polymers, addition polymerization, monomers, repeating units and polymer structures.
Structure 2
IB Chemistry SL lessons and exam-style practice covering bonding, structure and properties of substances.