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Word of the Day

deuterium

(doo-tēr′ē-ŭm, dū-)

[ deutero- + -ium (1)]
SYMB: 2H, D The isotope of hydrogen with an atomic weight (mass) 2. It is used in certain nuclear reactors as an absorber of neutrons. Water made from deuterium is incompatible with life if ingested exclusively because of slight differences in bond angles and distances that prevent necessary hydrogen bonding.
SYN: heavy hydrogen
An isotope of water in which hydrogen has been displaced by its isotope deuterium. Its properties differ from ordinary water in that it has higher freezing and boiling points and is incapable of supporting life.
CAS# 7789-20-0

SYN: heavy water RSS FEED

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