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THE SMALLEST PARTICLE THAT CAN BE CONSIDERED AN ELEMENT
ATOM
ENERGY OF AN ELECTRON-ORBIT
ENERGY LEVEL
CHEMICAL SYMBOL
EITHER 1 OR 2 LETTERS NAMING THE ELEMENTEITHER 1 OR 2 LETTERS NAMING THE ELEMENT
CAN BE HAMMERED OR ROLLED INTO FLAT SHEETS
MALLEABLE
DETEREORATION OF A METAL
CORROTION
A NEGATIVELY CHARGED PARTICLE
ELECTRON
ATOMIC NUMBER
THE NUMBER OF PROTONS IN THE NUCLEUS
PERIOD
ROWS CONTAINING SERIES OF DIFFERENT ELEMENTS
PULLED OUT INTO LONG WIRES
DUCTILE
ALKALAI METALS
THE MOST REACTIVE METALS
A POSITIVELY CHARGED PARTICLE
PROTON
MASS NUMBER
SUM OF PROTONS AND NEUTRONS
THE ELEMENTS IN A COLUMN
GROUP
METALS – METALLOIDS – NONMETALS
THERMAL CONDUCTIVITY
THE ABILITY TO TRANSFER HEAT
MELT AT HIGHER TEMPERATURES
ALKALAINE EARTH METALS
AN ATOMIC PARTICLE WITH NO ELECTRIC CHARGE
NEUTRON
SUM OF PROTONS AND NEUTRONS
ATOMIC MASS
GOOD CONDUCTORS OF HEAT AND ELECTRICITY-
METALS
ELECTRIC CONDUCTIVITY
THE ABILITY TO CARRY ELECTRIC CURRENT
THE METALS IN GROUPS 3 TO 12
TRANSITIONAL METALS
SMALL REGION IN THE CENTER OF THE ATOM
NUCLEUS
ARRANGEMENT OF ELEMENTS SHOWING THEIR PROPERTIES
PERIODIC TABLE
MATERIALS THAT ARE SHINY AND REFLECTIVE-
LUSTER
REACTS WITH OTHER SUBSTANCES
REACTIVITY
Atoms with complete outer shell
Inert or noble gases