Deuterium - Wikipedia Deuterium Deuterium (hydrogen-2, symbol 2H or D, also known as heavy hydrogen) is one of two stable isotopes of hydrogen; the other is protium, or hydrogen-1, 1 H The deuterium nucleus (deuteron) contains one proton and one neutron, whereas the far more common 1 H has no neutrons
What Is Deuterium? Facts and Uses - Science Notes and Projects Deuterium is the hydrogen isotope that has one proton and one neutron in its atomic nucleus In contrast, most hydrogen is the isotope called protium, which has one proton and no neutrons
Deuterium | Definition, Symbol, Production, Facts | Britannica Deuterium, isotope of hydrogen with a nucleus consisting of one proton and one neutron, which is double the mass of the nucleus of ordinary hydrogen (one proton) It is a stable atomic species found in natural hydrogen compounds to the extent of about 0 0156 percent
DOE Explains. . . Deuterium-Tritium Fusion Fuel - Department of Energy Deuterium and tritium are isotopes of hydrogen, the most abundant element in the universe While all isotopes of hydrogen have one proton, deuterium also has one neutron and tritium has two, so their ion masses are heavier than protium, the isotope of hydrogen with no neutrons
How Deuterium Is Made: From Isotope Separation to Heavy Water Deuterium, symbolized as D or \ (^2\)H, is a stable isotope of hydrogen that forms the basis of heavy water Unlike protium (\ (^1\)H), the most common hydrogen isotope, deuterium’s nucleus contains one proton and one neutron, making it approximately twice as heavy
Deuterium - New World Encyclopedia Deuterium (chemical symbol D or ²H) is a stable isotope of hydrogen, found in extremely small amounts in nature The nucleus of deuterium, called a deuteron, contains one proton and one neutron, whereas the far more common hydrogen nucleus contains just one proton and no neutrons