4.6.2.6 Metals consist of giant structures Recognise 0.5 Make a animation to show Use copper wire and Video clips: of atoms arranged in a regular substances as how metals conduct electricity silver nitrate solution to pattern. giant metallic grow silver crystals. structures from The electrons in the outer shell of diagrams showing clips: metal atoms are delocalised and their bonding so are free to move through the whole structure. The sharing of Visualise and YouTube: delocalised electrons gives rise to represent 2D and strong metallic bonds. The 3D forms bonding in metals may be including two represented in the following form: representations of 3D objects. Define delocalised electrons 4.6.2.7 Metals have giant structures of Describe the 1 Students put metallic Research some uses of atoms with strong metallic structure of a substances in a melting point metal alloys. bonding. This means that most metal and an 'league table' Extension: make links metals have high melting and alloy. finger puppets, students between the uses of boiling points. Compare the explain why metallic metal alloys, their The layers of atoms in metal structure of a substances and dissolved properties and structure. crystal can slide over each other. metal with the ionic compounds conduct Students agree criteria This means metals can be bent structure of an electricity and covalent before researching new and shaped. alloy. substances do not. metal alloys, presenting their example to the
4.6.2.6 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: Recognise substances as giant metallic structures from diagrams showing their bonding Visualise and represent 2D and 3D forms including two representations of 3D objects. Define delocalised electrons 0.5 Make a animation to show how metals conduct electricity Use copper wire and silver nitrate solution to grow silver crystals. Video clips: clips: YouTube: 4.6.2.7 Metals have giant structures of atoms with strong metallic bonding. This means that most metals have high melting and boiling points. The layers of atoms in metal crystal can slide over each other. This means metals can be bent and shaped. Describe the structure of a metal and an alloy. Compare the structure of a metal with the structure of an alloy. 1 Students put metallic substances in a melting point 'league table' finger puppets, students explain why metallic substances and dissolved ionic compounds conduct electricity and covalent substances do not. Research some uses of metal alloys. Extension: make links between the uses of metal alloys, their properties and structure. Students agree criteria before researching new metal alloys, presenting their example to the
AQA-8465-SOW-ISLD.DOCX