Instructional Video

Question - Matter Exam Question 1

How much does your class know about subatomic particles? Module 13 in a 14-part series tests their knowledge of how to determine an atom's number of protons, neutrons, and electrons when given the atomic number and the mass number. Learners must also create dot-and-cross diagrams placing electrons in the proper orbitals around the nucleus.

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Instructional Ideas
  • Consider pausing the video to allow pupils to answer before revealing the solutions
  • Provide scratch paper or create a copy of the data table shown in the video on which learners can answer
Classroom Considerations
  • A periodic table is not necessary for completing the exam
Pros
  • The narrator provides step-by-step explanations of the process of answering both parts of the question
 
Cons
  • The subject matter of the exam question is not discussed in any of the previous videos within the series