Definitions
Definitions (cont.)
Definitions (cont. 2)
Definitions (con. 3)
100
The law that properties of elements are periodic functions of their atomic number
What is periodic law
100
element that shares some properties
What is metalloid
100
They were long believed to be totally unreactive
What is noble gas
100
A measure of the tendency an of atom attract
What is electronegativity
200
Vertical column in periodic table
What is group
200
Any of the element they very reactive
What is alkali metal
200
property of metals and alloys that allows them to be hammered or rolled
What is malleable
200
A measure of the size of its atoms typical distance from center of nucleus
What is atomic radius
300
Horizontal row in the periodic table. The amount of time it takes one wave length
What is period
300
Any of the element table - very reactive
What is alkaline earth metal
300
property of metals and alloys that describe having a shiny appearance
What is luster
400
Element that is shinny malleable ductile and good conductor of heat
What is metal
400
Element in groups 3 through 12 of the periodic table
What is transition element
400
Easily damaged or destroyed fragile/frail
What is brittleness
500
Element that usually is a gas orbital solid at room temperature
What is nonmetal
500
They are reactive nonmetallic elements that from strongly acidic
What is halogen
500
Energy required to remove an electron from gaseous atoms
What is ionization energy
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