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20 answers for: A-stable-isotope-of-hydrogen-occurring-in-natural-...
RANKANSWERCLUE
DEUTERIUMA stable isotope of hydrogen occurring in natural hydrogen and in heavy water
TRITIUMRadioactive isotope of hydrogen, occurring in trace amounts in natural hydrogen and produced in a nuclear reactor
ETHYLENEFlammable gaseous alkene occurring in natural gas and petroleum, used especially in the manufacture of polythene (8)
SEAWAYFinally, isotopes come apart in heavy water (6)
FLOODEDIn heavy waters again at sea (7)
AMENDMENTChaps repeatedly separating atomic isotopes of hydrogen, for a change
PROTIUMCommon isotope of hydrogen
CARBONDATINGMethod to find the age of organic matter using the radioactive isotope of a common element, developed by 1960 Nobel winner Willard Libby (6,6)
ACTINONIsotope of radon
OZONEAn isotope of oxygen? (5)
THORONIsotope of radon
IONIUMIsotope of thorium
WEIGHTYHeavy water, a novel number of days later
RADIUMSIsotopes of element #88
PONDEROUSHeavy water on an asteroid with metal content (9)
DEUTERIUMOXIDEI mixed due route - confusion, it's heavy water (9,5)
OXIDEHeavy water, for one (5)
LIGHTERLess heavy water transporter (7)
CANDUHeavy-water reactor name (5)
PLUTONIUMElement whose isotopes are used as fuel in certain types of nuclear reactors and as an ingredient in nuclear weapons. It was first detected in 1941 by American chemists Glenn T. Seaborg, Joseph W. Ken