Chem. Sci., 2025, Accepted Manuscript DOI: 10.1039/D5SC03012A, Edge Article Rongyu Zhang, Xingyi Lyu, Tao Li, Alexis Jules Louis Grimaud Electrochemical hydrogenation of unsaturated hydrocarbons, when powered by renewables, represents a unique opportunity to substitute current energy-intensive synthetic routes. Modulation of adsorption energies of the organic substrate and key intermediates...