atoms

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Definition/MeaningWord/Phrase
(cryogenics) the lowest temperature theoretically attainable (at which the kinetic energy of atoms and molecules is minimal); 0 Kelvin or -273.15 centigrade or -459.67 Fahrenheit absolute zero
(physics) the ratio of the number of atoms of a specific isotope of an element to the total number of isotopes present abundance
force attracting atoms to each other and binding them together in a molecule affinity , chemical attraction
English physiologist who, with Andrew Huxley, discovered the role of potassium and sodium atoms in the transmission of the nerve impulse (born in 1914) Alan Hodgkin , Hodgkin , Sir Alan Lloyd Hodgkin
monosaccharide sugar having six carbon atoms and an aldehyde group aldohexose
Russian physicist whose research into ways of moving electrons around atoms led to the development of masers and lasers for producing high-intensity radiation (1916-2002) Aleksandr Mikjailovich Prokhorov , Aleksandr Prokhorov , Prokhorov
aliphatic compound that contains a ring of atoms alicyclic compound
organic compound in which halogen atoms have been substituted for hydrogen atoms in an alkane alkyl halide , haloalkane
polyunsaturated fatty acid with 18 carbon atoms; the only omega-3 fatty acid found in vegetable products; it is most abundant in canola oil; a fatty acid essential for nutrition alpha-linolenic acid
radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms Am , americium , atomic number 95
compound derived from ammonia by replacing hydrogen atoms by univalent hydrocarbon radicals amine , aminoalkane
timepiece that derives its time scale from the vibration of atoms or molecules atomic clock
unit of mass for expressing masses of atoms or molecules atomic mass unit
solid silvery grey radioactive transuranic element whose atoms can be split when bombarded with neutrons; found in minute quantities in uranium ores but is usually synthesized in nuclear reactors; 13 isotopes are known with the most important being pluton atomic number 94 , plutonium , Pu
annihilation by reducing something to atoms atomisation , atomization
closed chain of 6 carbon atoms with hydrogen atoms attached benzene formula , benzene nucleus , benzene ring , Kekule formula
compound containing two chlorine atoms per molecule bichloride , dichloride
electrical force linking atoms bond , chemical bond
open chain of atoms with one or more side chains attached to it branched chain
3-dimensional geometric arrangement of the atoms or molecules or ions composing a crystal Bravais lattice , crystal lattice , space lattice
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