The most electro-positive elements are at the top and the most electro-negative at the bottom.
"Cyclopedia of Telephony & Telegraphy Vol. 1" by Kempster Miller
In negative diseases, there is a low degree of electro-vitality.
"A Newly Discovered System of Electrical Medication" by Daniel Clark
A muscle is stimulated by electro-negatively charged particles, and prevented from contracting by electro-positively charged particles.
"The Universe a Vast Electric Organism" by George Woodward Warder
Berzelius said that a base is an electro-positive oxide, and an acid is an electro-negative oxide.
"Heroes of Science" by M. M. Pattison Muir
The electro-negative impurities are mainly represented by oxygen, water, carbon dioxide and, in minor concentrations, some chlorine and ﬂuorine compounds.
Study of accelerator neutrino interactions in a liquid argon TPC
The gas composition was found to be modiﬁed in the avalanche plasma of a strongly irradiated straw, presumably due to the production of some long-lived and highly electro-negative species .
Summary and Outlook of the International Workshop on Aging Phenomena in Gaseous Detectors (DESY, Hamburg, October, 2001)