how size of H+ ion responsible for no existence of H+ as free ion

how size of H+ ion responsible for no existence of H+ as free ion
How size of H- ion responsible for no existence of H- as free ion

The missing hydrogen ion, part-1: Historical precedents vs. fundamental concepts - ScienceDirect

Electrochemical oxygen reduction to hydrogen peroxide at practical rates in strong acidic media

What is the size of an H- ion compared to sizes of other elements? - Quora

Ion - Definition and Examples - Biology Online Dictionary

The missing hydrogen ion, part-1: Historical precedents vs. fundamental concepts - ScienceDirect

Hydrogen resembles halogens in many respects for which several factors are responsible. Of the fo

Hydrogen bond - Wikipedia

Ionization Of Water - Nature of Water, Detailed explanation of Self Ionization of Water and Pure water's Ion, Product Constant along with FAQs

Crystal structure of the Na+/H+ antiporter NhaA at active pH reveals the mechanistic basis for pH sensing