2016, Question 3 · Long answer · 10 points · about 23 minutes
Identifying a metal through its iodide
Calculate an unknown metal’s molar mass and analyze the reaction, physical properties and reduction of iodine.
Lessons this question draws on
1 Read the question
The question is College Board's, from the 2016 exam. It starts on page 8 of the PDF. College Board no longer posts this exam, so it opens from the copy of College Board's PDF that the Internet Archive saved on June 18, 2025.
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Scoring guidelines (PDF, page 6) What the exam readers saw (Student Performance Q&A)
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