Talk:Secondary carbon

"For this reason, secondary carbon atoms are found in all hydrocarbons having at least three carbon atoms."

I can think of many counterexamples; isobutane (2-methylpropane) for instance. 2605:A601:913C:AE00:7147:B174:FCB:3A43 (talk) 03:32, 27 August 2023 (UTC)