Students: Students learn to: 4. Energy is required 4.2a. identify the differences 4.3a. plan and safely perform a to extract elements between physical and chemical first-hand investigation to show the from their change in terms of rearrangement of decomposition of a carbonate by particles heat, using appropriate tests to naturally occurring sources identify carbon dioxide and the 4.2b. summarise the differences oxide as the products of the reaction between the boiling and electrolysis 4.3b. gather information using of water as an example of the or secondary sources to: difference between physical and observe the effect of light on chemical change silver salts and identify an application of the use of this 4.2c. identify light, heat and reaction electricity as the common forms of observe the electrolysis of energy that may be released or water, analyse the information absorbed during the decomposition provided as evidence that water or synthesis of substances and is a compound and identify an identify examples of these changes application of the use of this occurring in everyday life reaction 4.2d. explain that the amount of 4.3c. analyse and present energy needed to separate atoms in information to model the boiling of a compound is an indication of the water and the electrolysis of water strength of the attraction, or bond, tracing the movements of and between them changes in arrangements of molecules Students: Students learn to: 5.2a. identify differences between 5.3a. perform a first-hand 5. The properties of elements and physical and chemical properties of investigation to compare the compounds are elements, compounds and mixtures properties of some common determined by elements in their elemental state their bonding and 5.2b. describe the physical with the properties of the structure properties used to classify compound(s) of these elements (eg compounds as ionic or covalent magnesium and oxygen) molecular or covalent network 5.3b. choose resources and process information from secondary sources 5.2c. distinguish between metallic, to construct and discuss the ionic and covalent bonds limitations of models of ionic lattices, covalent molecules and 5.2d. describe metals as covalent and metallic lattices threedimensional lattices of ions in a sea of electrons 5.3c. perform an investigation to examine the physical properties of a 5.2e. describe ionic compounds in range of common substances in terms of repeating order to classify them as metallic, lattices of ions
Students learn to: Students: 4. Energy is required to extract elements from their naturally occurring sources 4.2a. identify the differences between physical and chemical change in terms of rearrangement of particles 4.3a. plan and safely perform a first-hand investigation to show the decomposition of a carbonate by heat, using appropriate tests to identify carbon dioxide and the oxide as the products of the reaction 4.3b. gather information using or secondary sources to: observe the effect of light on silver salts and identify an application of the use of this reaction observe the electrolysis of water, analyse the information provided as evidence that water is a compound and identify an application of the use of this reaction 4.3c. analyse and present information to model the boiling of water and the electrolysis of water tracing the movements of and changes in arrangements of molecules 4.2b. summarise the differences between the boiling and electrolysis of water as an example of the difference between physical and chemical change 4.2c. identify light, heat and electricity as the common forms of energy that may be released or absorbed during the decomposition or synthesis of substances and identify examples of these changes occurring in everyday life 4.2d. explain that the amount of energy needed to separate atoms in a compound is an indication of the strength of the attraction, or bond, between them Students learn to: Students: 5. The properties of elements and compounds are determined by their bonding and structure 5.2a. identify differences between physical and chemical properties of elements, compounds and mixtures 5.3a. perform a first-hand investigation to compare the properties of some common elements in their elemental state with the properties of the compound(s) of these elements (eg magnesium and oxygen) 5.3b. choose resources and process information from secondary sources to construct and discuss the limitations of models of ionic lattices, covalent molecules and covalent and metallic lattices 5.3c. perform an investigation to examine the physical properties of a range of common substances in order to classify them as metallic, 5.2b. describe the physical properties used to classify compounds as ionic or covalent molecular or covalent network 5.2c. distinguish between metallic, ionic and covalent bonds 5.2d. describe metals as threedimensional lattices of ions in a sea of electrons 5.2e. describe ionic compounds in terms of repeating lattices of ions
8.2%20Chemical%20Earth%20Scope%20and%20Sequence.docx