Periodic Table Vocabulary

gases at room temperature lacks the properties of metals (dull, brittle, poor conductor)

the ability to be hammered or rolled into different shapes

the ability of an object to transfer heat or electricity to another object.

elements that are solid at room temperature. Physical properties: lustrous, ductile & malleable

a physical property of metals. appears shiny, glossy, shimmery

Group 14. Group of metals, nonmetals & metalloids. Each element has 4 valence electrons

the ability to be pulled or drawn into a long wire.

characteristics of a pure element that can be observed without changing the element

molecule made of two atoms of the same element

The ability of an element to reactive with another element

the chemical wearing away of atoms.

an element that has some characteristics of both metals and nonmetals, usually brittle and hard

Group 16. Contains highly reactive metals, nonmetals, and metaolloids. 6 valence electrons

how easily and quickly an alement is able to combine with other elements

the only nonmetal that is liquid at room temperature

a material that conducts electricity under certain conditions.

states that once an atom has 8 valence electrons in its outer shell, it is no longer reactive

Group 15 containing metals, nonmetals, and metaolloids . Each element has 5 valence electrons.

Group 18. Nonreactive group of elements. Their outer shell is full with 8 valence electrons

Group 17. Highly reactive group. Elements in this group have 7 valence electrons.