What is the electron configuration for lithium?


Quick Answer

The electron configuration of lithium is 1S2 2S1, which means it has two electrons in its inner shell and one in its outer shell. The atomic number of lithium is three, and its atomic mass is 6.94.

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Full Answer

Lithium, which has chemical symbol Li, is classified as an alkali metal and is placed in period 2 and group 1, or the s-block of elements, in the periodic table. It has an oxidation state of +1 and is strongly basic, which means it forms a basic oxide that dissolves in water to form a hydroxide. It has a density of 0.534 grams per cubic centimeter at room temperature and melts at 356.90 degrees Fahrenheit. Lithium is found in compound form in nature. It is used for manufacturing special types of glasses and ceramics.

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