Vocabulary
What is an element that is generally shiny?
metal
What is the ability to be pulled into thin wires?
ductility
What are the elements in group 3-12called?
transition elements
In which state do nonmetals exist at room temperature?
gas
What describes the ability of a metal to reflect light?
luster
What increases by one for each element as you move left to right across a period?
atomic number
What are elements that have no metallic properties?
nonmetals
What is an element that has physical and chemical properties of both metals and nonmetals?
metalloids
What is a column on the periodic table?
group
What tells you the element's chemical symbol, atomic number, and atomic mass?
element key
In which state do most metals exist at room temperature
solids
What property is the ability of a halogen to react with a metal to form a salt.
chemical
What are the rows on the periodic table?
periods
What physical property did Mendeleev use to place the elements in rows on the periodic table?
atomic mass
What does the decimal number in an element key represent?
atomic mass
What metal is a liquid art room temperature?
mercury
What is a chart of the elements arranged into rows and columns to their physical and chemical properties?
periodic table
Who was the scientist that developed the periodic table?
Mendeleev
What determines where an element is on the periodic table?
element's atomic number
What do you have to do to pass a test?
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