Homework quiz – higher tier Video 10 2 5/6 2.20 Properties of metals Identify elements and metal alloys. C2.2 Practical sheet 2.20; Quick starter Worksheets 2.20.1 and and alloys Describe the purpose of a lead-tin Homework Explain why alloys are harder than pure worksheet 2.20.2; Technician’s notes metals due to the distortion of the layers of Homework quiz 2.20 atoms. Slideshows 10 2 7/8 2.21 Key concept: The Recognise when electrons transfer. C2.2 Technician’s notes 2.21; Quick starter outer electrons Recognise when atoms share electrons. Homework Worksheet 2.21; Predict when electrons are transferred most worksheet Presentation 2.21 easily. Homework quiz 10 2 7/8 Assessment End of teaching block test Worksheets 2.22.1, 10 2 7/8 2.22 The periodic table Explain how the electronic structure of C2.2 Quick starter atoms follows a pattern. Homework 2.22.2 and 2.22.3 Recognise that the number of electrons in worksheet an element’s outer shell corresponds to Homework quiz the element’s group number. Explain that the electronic structures of transition metals position the elements into the transition metal block. Technician’s notes 2.23; 10 2 9/10 2.23 Developing the Describe the steps in the development of C2.2 Quick starter periodic table the periodic table. Homework Worksheets 2.23.1 and Explain how Mendeleev left spaces for worksheet 2.23.2; Presentation 2.23 undiscovered elements. Homework quiz Explain why the element order in the modern periodic table was changed. Explain how testing a prediction can support or refute a new scientific idea. 10 2 9/10 2.24 Diamond Identify why diamonds are so hard. C2.3 Worksheet 2.24 Quick starter Explain how the properties relate to the Homework bonding structure in diamond. worksheet Explain why diamond differs from graphite. Homework quiz
Homework quiz – higher tier Video 10 2 5/6 2.20 Properties of metals and alloys Identify elements and metal alloys. Describe the purpose of a lead-tin Explain why alloys are harder than pure metals due to the distortion of the layers of atoms. C2.2 Practical sheet 2.20; Worksheets 2.20.1 and 2.20.2; Technician’s notes 2.20 Quick starter Homework worksheet Homework quiz Slideshows 10 2 7/8 2.21 Key concept: The outer electrons Recognise when electrons transfer. Recognise when atoms share electrons. Predict when electrons are transferred most easily. C2.2 Technician’s notes 2.21; Worksheet 2.21; Presentation 2.21 Quick starter Homework worksheet Homework quiz 10 2 7/8 Assessment End of teaching block test 10 2 7/8 2.22 The periodic table Explain how the electronic structure of atoms follows a pattern. Recognise that the number of electrons in an element’s outer shell corresponds to the element’s group number. Explain that the electronic structures of transition metals position the elements into the transition metal block. C2.2 Worksheets 2.22.1, 2.22.2 and 2.22.3 Quick starter Homework worksheet Homework quiz 10 2 9/10 2.23 Developing the periodic table Describe the steps in the development of the periodic table. Explain how Mendeleev left spaces for undiscovered elements. Explain why the element order in the modern periodic table was changed. Explain how testing a prediction can support or refute a new scientific idea. C2.2 Technician’s notes 2.23; Worksheets 2.23.1 and 2.23.2; Presentation 2.23 Quick starter Homework worksheet Homework quiz 10 2 9/10 2.24 Diamond Identify why diamonds are so hard. Explain how the properties relate to the bonding structure in diamond. Explain why diamond differs from graphite. C2.3 Worksheet 2.24 Quick starter Homework worksheet Homework quiz
OCR%20Combined%20Chemistry%202%20year.docx