Periodic Table Vocabulary
Terms in this set (...)
a molecule that consists of two atoms of the same element.
element that typically is a hard, shiny solid, is malleable, and is a good conductor of heat and electricity.
element that is usually a gas or brittle solid at room temperature, is not ductile or malleable, is a poor conductor of heat and electricity, and typically is not shiny.
different forms of the same element have different molecular structures
element, such as radium, whose nucleus breaks down and emits particles and energy
occurs because electrons move freely among a metal's positively charged ions and explains properties such as ductility and the ability of conduct electricity.
ability of metals to be drawn into a wire.
ability of a meal to be hammered or rolled into thin sheets
element that shares some properties with metals and some with nonmetals
elements in groups 3 through 12 of the periodic table occur in nature as uncombined elements, and include iron triad and coinage metals
elements have more than 92 protons.
elements (silicon and germanium) that will conduct an electric current under certain conditions.
Metals and Nonmetals 8
Key terms elements and their properties
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