formylium

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Formyl cation

From formyl +‎ -ium.

formylium (uncountable)

1. A positively-charged cation with the formula HCO⁺, related to formaldehyde, aldehydes, and formyl.

• formyl cation

• formaldehyde
• aldehyde
• formyl

• formaldehyde
• formyl

French Wikipedia has an article on:

formylium

Wikipedia ^fr

Wikimedia Commons has images and media related to:

Formyl cation

• IPA^(key): /fɔʁ.mi.ljɔm/

formylium m (uncountable)

1. formylium

• aldéhyde
• méthanal
• formyle

• formyle
• formaldéhyde

• “formylium”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.