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28 Cards in this Set

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metals
conductors
solid at room temp
1-3 electrons in outer shell
malleable
hammered or rolled
ductile
can be made into wires
ionic bonds
between metals and nonmetals
metallic bonding
positively charged metallic ions are surrounded by electron clouds
Alkali metals
reactive
1 electron in outer shell
don't occur naturally in elemental form
radioactive element
breaks down particle and gives off energy
Alkaline Earth Metals
group 2
2 electrons
Transition Elements
3-12 groups
occur uncombined in nature
color compounds
iran triad
iron, cobalt, nickel
used to make steel
group 11
copper silver gold
stable malleable
coins; but got expensive
group 12
zinc cadium mercury
mercury only metal liquid at rm temp
Lanthiades
follow lanthanum
58-71
Actinides
90-103
follow actinium
radioactive and unstable
ores
metals in earth's crust combined with other elements

mixed in clay or rock
nonmetals
gas at room temp
not conductors
electrons highly attracted to nucleus
ionic/covalent bonds
hydrogen
90% of all atoms
diatomic
one electron
diatomic molecule
occurs with two of the same element bonded covalently
Halogens
gropu 17
often diatomic
salts
reactive
7 electrons
Noble Gases
isolated
stable
no natural compound
Metalloids
ionic/covalent
decent conductors
The Boron Group
13
The Carbon Group
14
4 electrons
allotrope
different forms of the same element
Nitrogen Group
15
5 electrons
covalent compounds
Oxygen Group
16
6 electrons
Synthetic Elements
smashing existing elements to create new ones
92 or more protons
Transurium Elements
no particular group
disentigrate quickly