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Atom , atom •hansom, ransom, Ransome, transom •Wrexham • sensum • Epsom • jetsam •lissom • winsome • gypsum • alyssum •blossom, opossum, possum •flotsam • a… Atomic , a·tom·ic / əˈtämik/ • adj. of or relating to an atom or atoms: the atomic nucleus. ∎ Chem. (of a substance) consisting of uncombined atoms rather tha… Radioactive Decay , The nucleus of each atom has a fixed number of protons and neutrons and is either stable or unstable, depending on several factors. In general, the m… nuclide , nuclide A widely used alternative name for an atom. The composition of any nuclide can be given by means of the chemical symbol of the element, the m… Atoms , Atom
Ordinary physical and chemical matter is made of atoms. An atom is defined by its atomic number Z : A neutral atom has Z electrons, whose negati… Atomic Theory , One of the points of dispute among early Greek philosophers was the ultimate nature of matter. The question was whether the characteristics of matter…
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