A horizontal row on the periodic table
Period
Elements that are shiny, malleable, and ductile
Metals
How well an atom holds onto its electrons
Electronegativity
The small number that determines how many atoms are in a compound
Subscript
What the periodic table is arranged by
Atomic number
Elements that do not conduct heat, and gain electrons when bonding
Nonmetals
Electronegativity's trend on the periodic table goes...
Up & to the right
The big number that determines how many molecules are present
Coefficient
What the periodic table used to be made of
A deck of cards
Group 3 elements
Transition Metals
The atomic radius trend on the periodic table goes...
Down and to the left
Energy needed to transfer a valence electron to another element
First Ionization Energy
Categorizing items based on multiple attributes
Cross-classification
Group 8 elements
Noble Gases
The estimated size of an atom's electron cloud
Atomic Radius
How willing an atom is to lose electrons
Metallic Character