Electron adjectives are listed in this post. Each word below can often be found in front of the noun electron in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing ELECTRON.
additional, atomic, average, bound, corresponding, different, dimensional, direct
ejected, energy, excited, extra, fast, final, first, free
high, higher, individual, initial, lone, low, mitochondrial, more
negative, new, orbital, other, outer, outermost, photosynthetic, positive
primary, same, scattered, second, secondary, single, strong, terminal
third, total, unpaired, unshared
Hope this word list had the adjective used with electron you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.