Baeyer strain theory

noun

Bae·​yer strain theory

bā(y)ə(r)-

: a theory in chemistry: the four valences of carbon are normally directed symmetrically in space making angles of 109° 28′ with one another and deflection of these directions produces strain in the molecule (as in the formation of rings)

Word History

Etymology

after Adolf von Baeyer†1917 German chemist

First Known Use

1921, in the meaning defined above

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