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See also: oxidation states in {{infobox element}} [ edit ] The oxidation states are also maintained in articles of the elements (of course), and systematically in the table {{ Infobox element/symbol-to-oxidation-state }}
Template documentation {{ List of oxidation states of the elements }} Editors can experiment in this template's sandbox ( edit | diff ) and testcases ( create ) pages.
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CrO 2 was first prepared by Friedrich Wöhler by decomposition of chromyl chloride. Acicular chromium dioxide was first synthesized in 1956 by Norman L. Cox, a chemist at E.I. DuPont, by decomposing chromium trioxide in the presence of water at a temperature of 800 K (527 °C; 980 °F) and a pressure of 200 MPa.
Formatter template for rows of {{List of oxidation states of the elements}}. Passed as os-formatter parameter to {{ Element-symbol-to-oxidation-state-data }} Parameters
symbol is the element symbol format controls the result: format=row: for the {{ List of oxidation states of the elements }} table (calls {{ List of oxidation states of the elements/row }} )
Each string oxidation-state-number values an oxidation-state-number eg "+3," starts with a space or a newline, followed by; a math minus sign (not a dash) OR; a plus OR; nothing; followed by number, followed by comma (every entry including the last one), a referenced-oxidation-state-number is an oxidation-state-number followed by a <ref ...
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