Lithium is a metal that is solid at room temperature, while iodine is a halogen element that is a purple-black solid but sublimes into a purple gas when heated. Lithium is commonly used in batteries and certain medications, while iodine is used in antiseptics and as a dietary supplement.
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The compound name for lithium and iodine is lithium iodide, with the chemical formula LiI.
Solid lithium iodide decomposes into iodine gas and solid lithium. This reaction is a decomposition reaction, where a compound breaks down into simpler substances.
lithium iodide (LiI)
Lithium and iodine are both chemical elements found in the periodic table. They are both essential for various biological functions in the body, with lithium being used in the treatment of certain mental health disorders, while iodine is crucial for thyroid function. Additionally, both lithium and iodine have industrial applications, such as in the production of batteries and medical diagnostics, respectively.
Lithium iodide is considered covalent in nature because lithium is a metal and iodine is a nonmetal, resulting in the formation of a polar covalent bond between them. The electronegativity difference between lithium and iodine is not large enough to form an ionic bond. As a result, lithium iodide exhibits covalent characteristics.