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CHAPTER 3
Section 2
Physical Properties of Metals
Malleable – a term used to describe
material that can be hammered or rolled into
shape.
Ductile – a term used to describe a
material that can be pulled out into a long
wire.
Conductor – a substance that transmits
heat or electricity easily.
Magnetic – a characteristic of metals in
which it is attracted to magnets or can be
made into a magnet.
Chemical Properties of Metals
Reactivity – ease and speed with which an
element or compound combines with other
elements and compounds.
Ex. Na in water
Corrosion – gradual wearing away of a
metal element due to a chemical reaction.
Ex. Oxidation (rust)
Alloy – a mixture of two or more metals.
Ex. Cu + Zn = Brass
Metals in the Periodic Table
Alkali Metals – metals in Group 1 from
lithium to francium.
Alkaline Earth Metals – an element in
Group 2 of the periodic table.
Transition Metals – elements in Groups 3
through 12 on the periodic table.
Ex. Au and Ni
Lanthanides and Actinides – first and
second rows of rare earth elements in the
periodic table.
Ex. Pu and U