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Chemistry Unit 1
Fundamental Chemistry
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1 C1.1.1 Atoms a-g2 C1.1.1 Atoms h3 C1.1.2 The periodic table a-b4 C3.1.1 The early periodic table a-b
5C3.1.2 The modern periodic table a-b
6 C2.3.1 Atomic structure a-d7 C2.3.1 Atomic structure e-g8 C2.1.1 Structure and bonding a-c9 C2.1.1 Structure and bonding f10 C2.1.1 Structure and bonding g11 C2.1.1 Structure and bonding h-i18 C1.1.3 Chemical reactions a-c12 C2.2.1 Molecules a-c13 C2.2.2 Ionic compounds a-b14 C2.2.3 Covalent structures a-c15 C2.2.3 Covalent structures d-e
Core Practical ListModelling of atoms to illustrate chemical reactions at the atomic levelPrecipitation reactions to show conservation of mass
Question 2:
4 marks
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Question 3:
Explain, as fully as you can, how aluminium and carbon dioxide are formed
6 marks
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Question 4:
Precipitation reactions can be used to show the “Conservation of Mass”.
Describe a method to show conservation of mass from the reaction between lead nitrate and potassium iodide.
For the method you should include:
• the names of the pieces of apparatus used
• a risk assessment.
6 marks
My answer:
Model answer: