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C2: Discovering chemistry
Topic 1 ­ Atomic structure and the periodic table
1. How did Mendeleev arrange the elements, and predict the existence of some
elements not then discovered?
2. In what position are metals and non metals on the periodic table?
3. What is the structure of an atom?…

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Topic 3 ­ Covalent compounds and separation techniques
1. What is a covalent bond?
2. What does covalent bonding result in?
3. How can you explain the formation of simple molecular, covalent substances using
dot and cross diagrams for hydrogen, hydrogen chloride, water, methane, oxygen
and carbon dioxide?
4. How…

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16. What are the properties and uses of noble gases?
17. What is the pattern in a physical property of the noble gases?

Topic 5 ­ Chemical reactions
1. What do you need to measure that accompany temperature changes?
2. What is an exothermic reaction?
3. What is an endothermic…

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