▎ 摘　　要

NOVELTY - A hydrogen electrode used for electrocatalytic hydrogen evolution reaction, comprises cuprous ion clusters, elemental carbon and paraffin at mass ratio of 1:1-5:1. USE - Hydrogen electrode used for electrocatalytic hydrogen evolution reaction (claimed). ADVANTAGE - The electrode has high catalytic activity with good stability, ease of operation, and low cost. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of hydrogen electrode comprising mixing ammonium tetrathiocarbonate and sodium-copper material, dissolving in organic solvent, and adding symmetrical nitrogen-containing heterocyclic ligand.