{"id":252352,"date":"2025-07-11T08:58:23","date_gmt":"2025-07-11T08:58:23","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=252352"},"modified":"2025-07-11T08:58:31","modified_gmt":"2025-07-11T08:58:31","slug":"determine-the-name-of-each-compound","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/07\/11\/determine-the-name-of-each-compound\/","title":{"rendered":"Determine the name of each compound"},"content":{"rendered":"\n

Determine the name of each compound. Use Roman numerals where needed. Spelling counts. CuO: Copper(II) Oxide Cu?O: Copper(I) Oxide CoS: Co?S3:<\/p>\n\n\n\n

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The Correct Answer and Explanation is:<\/mark><\/strong><\/p>\n\n\n\n

Here are the correct names for the compounds:<\/p>\n\n\n\n

CoS:<\/strong> Cobalt(II) Sulfide<\/p>\n\n\n\n

Co\u2082S\u2083:<\/strong> Cobalt(III) Sulfide<\/p>\n\n\n\n

Explanation of Chemical Nomenclature<\/h3>\n\n\n\n

The process of naming chemical compounds follows a systematic set of rules to ensure clarity and avoid ambiguity. The compounds shown are binary ionic compounds, which consist of a metal cation and a nonmetal anion. For transition metals like cobalt, which can form ions with different positive charges, Roman numerals are used to specify the charge of the metal ion in the compound.[1<\/a>][2<\/a>][3<\/a>]<\/p>\n\n\n\n

Here is a step-by-step breakdown of how to name each compound:<\/p>\n\n\n\n

CuO: Copper(II) Oxide<\/strong><\/p>\n\n\n\n