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Knipp - metals
facts about the metals
23
Chemistry
8th Grade
10/16/2009

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Term
alkali earth metals
Definition
name for the group II metals
Term
aluminum
Definition
lightweight metal used in cans and airplane bodies
Term
alloy
Definition
a name for a metal mixture
Term
uranium
Definition
the heaviest naturally occurring element
Term
alkali metals
Definition
this group reacts by losing one electron
Term
iron
Definition
this element forms the core of the blood protein, hemoglobin
Term
lanthanides
Definition
soft, malleable, shiny metals with high conductivity
Term
conductivity
Definition
the ability of a metal to transfer heat or electricity
Term
alkali metals
Definition
another name for group I metals
Term
magnesium & calcium
Definition
two most common alkaline earth metals
Term
malleable
Definition
describes a metal that can be hammered into flat sheets and other shapes
Term
iron oxide or corrosion
Definition
another name for rust
Term
calcium
Definition
element needed for strong bones
Term
transition metals
Definition
group includes some of the best conductors of electricity
Term
actinides
Definition
group includes all of the man-made elements
Term
ductile
Definition
describes a material that can be pulled into a long wire
Term
sodium & potassium
Definition
two most important alkali metals needed for bodily functions (nerves & muscles)
Term
alkali metals
Definition
most reactive group of metals
Term
actinide
Definition
group containing uranium
Term
lithium
Definition
element used in batteries and some medications
Term
transition metals
Definition
group containing metals used for coins
Term
alkali earth metals
Definition
group containing two electrons in the outer orbital
Term
reactivity
Definition
the ease and speed with which an element combines with other elements
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