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...
atom noun at·omˈat-əm :the smallest particle of an element that can exist either alone or in combination atomic ə-ˈtäm-ik adjective atomically -i-k(ə-)lē adverb More from Merriam-Webster onatom Nglish:Translation ofatomfor Spanish Speakers ...
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...
How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-) Why is '-ed' sometimes pronounced at the end of a word? Democracy or Republic: What's the difference? Popular in Wordplay See More Flower Etymologies For Your Spring Garden ...
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...
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 ...
2.detonation- the act of detonating an explosive burst,explosion- the act of exploding or bursting; "the explosion of the firecrackers awoke the children"; "the burst of an atom bomb creates enormous radiation aloft" percussion- the act of exploding a percussion cap ...
An atom's electrons are found in orbitals around the nucleus. The atomic number definition is based on the number of protons in an atom. Protons are positively charged particles in the nucleus of atoms. The atomic number is based solely on the number of protons in an atom. In contrast, ...
An element is the simplest form of matter that cannot be further divided into simpler substances by chemical reactions More About Elements Elements are the building blocks for all matter Atom is the general term. Everything is made of atoms The term element is used to describe atoms with specif...
a molecule or ion containing an atom with a free pair of electrons that can be donated to an acid; an electron-pair donor. any of the purine and pyrimidine compounds found in nucleic acids: the purines adenine and guanine and the pyrimidines cytosine, thymine, and uracil. ...