Ketenes

What do we mean by ketenes?

Any of a class of unsaturated ketones, having a general formula R1R2C=C=O, that react as if they were inner acid anhydrides

The parent compound of this class, CH2=C=O, an unstable, reactive colourless gas

Words that are spelled similarly to ketenes:
ketenes, ketones, ketene, keenes, retenes.

Adjectives that are often used to describe ketenes:
higher, other, such, many, reactive, corresponding, simple, most.

Words that sound like ketenes:
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