Periodic Table and Chapter 3

a horizontal row
period
vertical columns
group
main group elements
A
transition metal groups
B
alkali metals (except H)
Group 1A elements
alkaline earth metals
Group 2A elements
halogens
Group 7A
nobel gases
Group 8A
how do you find the charge of an ion
number of electrons minus the number of protons
means the same number of electrons
isoelectronic
contains at least one metal ion
ionic compound
a substance which will dissolve in water to form a solution which conducts an electric current
electrolytes
full of minerals such as calcium, magnesium, metal cations, etc.
hard water
1
mono
2
di
3
tri
4
tetra
5
penta
6
hexa
7
hepta
8
octa
9
nona
10
deca
x

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