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3. Stoichiometry
A section of Chemistry, 0620
Listing 10 of 209 questions
This question is about atoms, ions and isotopes. Define the term nucleon number. Give the electronic structure of the following atom and ion. Na P3– State one medical use of radioactive isotopes. What is meant by the term relative atomic mass? Suggest why the relative atomic mass of chlorine is not a whole number. Aluminium is a metal in Group III. Describe the bonding in aluminium. Include a labelled diagram and any appropriate charges in your answer.
0620_w16_qp_42
THEORY
2016
Paper 4, Variant 2
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Questions Discovered
209