Figure 3. Comparative energy diagram showing the formation of the trityl cation (blue) and the benzhydryl cation (black)

From

Using Trityl Carbocations to Introduce Mechanistic Thinking to German High School Students

Catharina Schmitt, Michael Schween

World Journal of Chemical Education. 2018, 6(1), 18-23 doi:10.12691/wjce-6-1-4