Unit 2: Molecular interactions and reactions Chemistry
In this unit, students develop their understanding of the physical and chemical properties of materials including gases, water and aqueous solutions, acids and bases. Students explore the characteristic properties of water that make it essential for physical, …
Unit 2 | Chemistry | Science | Senior secondary curriculum
ACSCH055
Observable properties, including vapour pressure, melting point, boiling point and solubility, can be explained by considering the nature and strength of intermolecular forces within a substance
ACSCH055 | Content Descriptions | Unit 2 | Chemistry | Science | Senior secondary curriculum
ACSCH056
The shapes of molecules can be explained and predicted using three-dimensional representations of electrons as charge clouds and using valence shell electron pair repulsion (VSEPR) theory
ACSCH056 | Content Descriptions | Unit 2 | Chemistry | Science | Senior secondary curriculum
ACSCH057
The polarity of molecules can be explained and predicted using knowledge of molecular shape, understanding of symmetry, and comparison of the electronegativity of elements
ACSCH057 | Content Descriptions | Unit 2 | Chemistry | Science | Senior secondary curriculum
ACSCH058
The shape and polarity of molecules can be used to explain and predict the nature and strength of intermolecular forces, including dispersion forces, dipole-dipole forces and hydrogen bonding
ACSCH058 | Content Descriptions | Unit 2 | Chemistry | Science | Senior secondary curriculum
ACSCH060
The behaviour of gases, including the qualitative relationships between pressure, temperature and volume, can be explained using kinetic theory
ACSCH060 | Content Descriptions | Unit 2 | Chemistry | Science | Senior secondary curriculum
ACSCH062
The unique properties of water can be explained by its molecular shape and hydrogen bonding between molecules
ACSCH062 | Content Descriptions | Unit 2 | Chemistry | Science | Senior secondary curriculum
ACSCH065
The solubility of substances in water, including ionic and molecular substances, can be explained by the intermolecular forces between species in the substances and water molecules, and is affected by changes in temperature
ACSCH065 | Content Descriptions | Unit 2 | Chemistry | Science | Senior secondary curriculum
ACSCH070
Collision theory can be used to explain and predict the effect of concentration, temperature, pressure and surface area on the rate of chemical reactions by considering the structure of the reactants and the energy of particles
ACSCH070 | Content Descriptions | Unit 2 | Chemistry | Science | Senior secondary curriculum