ethynium التعريفات والمعاني == English == === Etymology === From ethyne + -ium. === Noun === ethynium (uncountable) (inorganic chemistry) The cation, protonated acetylene (C2H3+) شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة Ethanim ethynide Ethniu ethanum ethidium ethanium ethidium bromide ethynides ethenium