the amount of energy required to remove an electron from an atom to form a cation; also called ionization potential
noun, Physics. 1. an apparatus for detecting and analyzing ionizing radiation, consisting of a vessel filled with a gas at normal or lower than normal pressure and fitted with two electrodes such that the current between the electrodes is a function of the amount of ionization of the gas. noun 1. a device for detecting […]
- Ionization or ionizing
ionization or ionizing [(eye-uh-nuh-zay-shuhn; eye- uh-neye-zing)] Creating an ion by changing the number of electrons in an atom. Note: Certain kinds of radiation, such as x-rays, ionize atoms.
noun, Physics. 1. the energy required to remove an electron from an atom. noun 1. the energy usually required to remove an electron from an atom, molecule, or radical, usually measured in electronvolts I Compare electron affinity noun See ionization energy
[ahy-uh-nahyz] /ˈaɪ əˌnaɪz/ verb (used with object), ionized, ionizing. 1. to separate or change into . 2. to produce in. verb (used without object), ionized, ionizing. 3. to become changed into the form of , as by dissolving. /ˈaɪəˌnaɪz/ verb 1. to change or become changed into ions v. 1896, from ion + -ize. Related: […]