4.2.1.5 Metals consist of giant WS 1.2 0.5 Define Use copper wire and clips: ‘delocalised structures of atoms Students should be able electrons’. silver nitrate solution to arranged in a regular to: grow silver crystals. pattern. recognise substances as YouTube: The electrons in the metallic structures outer shell of metal from diagrams showing atoms are delocalised their bonding and so are free to move visualise and represent through the whole 2D and 3D forms structure. The sharing including two of delocalised electrons dimensional gives rise to strong representations of 3D metallic bonds. The objects. MS 5b bonding in metals may be represented in the following form: 4.2.2 How bonding and structure are related to the properties of substances Spec ref. Summary of the Learning outcomes Suggested Opportunities to develop Opportunities to develop Self/peer assessment specification content What most candidates timing (hours) Scientific Communication and apply practical and opportunities and should be able to do skills enquiry skills resources Reference to past questions that indicate success 4.2.2.1 The three states of matter Students should be able 1 Extended writing: Video clips: are solid, liquid and gas. to: describe the properties of Melting and freezing take
4.2.1.5 Metals consist of giant structures of atoms arranged in a regular pattern. The electrons in the outer shell of metal atoms are delocalised and so are free to move through the whole structure. The sharing of delocalised electrons gives rise to strong metallic bonds. The bonding in metals may be represented in the following form: WS 1.2 Students should be able to: recognise substances as metallic structures from diagrams showing their bonding visualise and represent 2D and 3D forms including two dimensional representations of 3D objects. MS 5b 0.5 Define ‘delocalised electrons’. Use copper wire and silver nitrate solution to grow silver crystals. clips: YouTube: 4.2.2 How bonding and structure are related to the properties of substances Spec ref. Summary of the specification content Learning outcomes What most candidates should be able to do Suggested timing (hours) Opportunities to develop Scientific Communication skills Opportunities to develop and apply practical and enquiry skills Self/peer assessment opportunities and resources Reference to past questions that indicate success 4.2.2.1 The three states of matter are solid, liquid and gas. Melting and freezing take Students should be able to: 1 Extended writing: describe the properties of Video clips:
AQA-8462-SOW-BOND.DOCX