C1 Lesson 2 Atomic Structure

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C1 part 1	C1 Lesson 1 Atomic Structure	C1 Lesson 3 The Periodic Table
Year 9

Learning outcomes and Specification reference

C1.1.1	C1 Lesson 2 Atomic Structure
	h	Electrons occupy particular energy levels. Each electron in an atom is at a particular energy level (in a particular shell). The electrons in an atom occupy the lowest available energy levels (innermost available shells).	Describe electron arrangements for elements up to number 20.

Full Specification Text

h) Electrons occupy particular energy levels. Each electron in an atom is at a particular energy level (in a particular shell). The electrons in an atom occupy the lowest available energy levels (innermost available shells). Candidates may answer questions in terms of either energy levels or shells.

Starter Activities

• No activities have been added to this lesson plan in this section

Activities to introduce new ideas

• A power point that shows the filling of electron shells and includes 3 differentiated worksheets for students to practice drawing the electron structure of the first 18 elements.

File:Electron Structure Power point and worksheet C1.1.ppt

Activities to practice applying new knowledge

• AQA Progress Check C1.1.1. [1]
• AQA Progress Check Answers C1.1.1 [2]

Practical activities

Demonstrations

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Class practicals

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Links

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References to lessons and resources in commercial schemes

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