The meaning of ATOM is the smallest particle of an element that can exist either alone or in combination. How to use atom in a sentence. Did you know?
All atoms areelectrically neutral, because every atom has an equal number of electrons and protons. Nearly all of the atom'smassis located in the nucleus. The nucleus is tiny compared with the total size of the atom. Most of the atom's volume holds the electron cloud, whose mass is tiny...
For example, over a decade ago, researchers from the technology giant IBM showcased their ability to manipulate individual atoms by creating A boy and his atom, the world's smallest movie. FromScience Daily Imagine placing an object under a microscope and pressing a button to rearrange the surfa...
not the smallest atom stirs or lives on matter, but has its cunning duplicate in mind. View in context "Come in," said the carpenter, not having an atom of strength left with which to stand up. View in context For anything we know to the contrary, the visible universe may be a small...
Medical Dictionary for the Health Professions and Nursing © Farlex 2012 atom the smallest particle of matter possessing the properties of an element. Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005 ...
The meaning of ATOMIC NUMBER is an experimentally determined number characteristic of a chemical element that represents the number of protons in the nucleus which in a neutral atom equals the number of electrons outside the nucleus and that determines t
Define atomic. atomic synonyms, atomic pronunciation, atomic translation, English dictionary definition of atomic. adj. 1. Of or relating to an atom or atoms. 2. Of or employing nuclear energy: an atomic submarine; atomic weapons. 3. Very small; infinite
Learn the atomic theory definition and atomic theory timeline. Discover Dalton's atomic theory and the history of the atom timeline, and review...
Atoms can range in mass from 1.67 x 10-27kg (for hydrogen) to 4.52 x 10-25kg for superheavy radioactive nuclei. The mass is almost entirely due to protons and neutrons, as electrons contributenegligible massto an atom. An atom that has an equal number of protons and electrons has no ...
A molecule is a collection of two or more atoms that are securely bound together by attractive forces or by chemical bonds. The term “atom” refers to the tiniest unit of matter that can be separated. The term “valency” refers to an element’s capacity for combination. ...