Ionium



[ahy-oh-nee-uh m] /aɪˈoʊ ni əm/

noun, Chemistry.
1.
a naturally occurring radioactive isotope of thorium. Symbol: Io; atomic number: 90; atomic weight: 230.
/aɪˈəʊnɪəm/
noun
1.
(obsolete) a naturally occurring radioisotope of thorium with a mass number of 230 Io

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    [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: […]

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