MnO₄⁻(aq) + 8H⁺(aq) + 5e⁻ → Mn²⁺(aq) + 4H₂O(l)
For students and educators looking for worked solutions and marking rubrics, the following resources are frequently used for the 9729 syllabus:
Analyzing the effect of temperature on gas volume and determining the most likely chemical equation based on experimental ratios.
), basicity of nitrogen compounds (amines vs. ammonia), and identifying functional groups in complex molecules. 1. The Question 5 Errata
Which of the following statements about the periodic trends of the elements is correct? Answer: B (As you move down a group, the atomic radius increases due to the addition of new energy levels.)