Lithium is an element that is part of the alkali metal group. It has an atomic number of 3 and an atomic mass of 6.94. It is represented by the symbol Li. More » Science Chemistry Atoms & Molecules

Physical properties are characteristics of matter that can be observed without making any changes to the chemical composition of that given matter. In academic contexts, physical properties are often contrasted with chem... More » Science Chemistry

Bricks exhibit a range of physical properties based on their composition. The typical attributes of a fire-baked brick include a density between 0.06 and 0.1 pounds per cubic inch, an R-value of 0.2, a specific heat of 1... More » Home & Garden Home Maintenance Building Materials
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Lithium is an alkali metal that is malleable. Malleability refers to a physical property of metals that relates to a metal’s ability to deform under compression without breaking. Lithium is silver in color, ductile and v... More » Science Chemistry Atoms & Molecules

Periodic law, also known as Mendeleev's law, is the concept that the chemical and physical properties of elements are based on an element's atomic weight when arranged by increasing periodic atomic number. Periodic law w... More » Science Chemistry Atoms & Molecules

The chemical properties of an element are determined by the electrons in the partly filled outermost shell. This shell is referred to as the valence shell. There are one or more subshells in each shell, and each subshell... More » Science Chemistry Atoms & Molecules

Bismuth has the highest metallic properties of any element in group 15 of the periodic table, as it is the only true metal in the group. Group 15 is also referred to as the nitrogen group or the pnictogen group, which in... More » Science Chemistry Atoms & Molecules