Naming Compounds Flowchart
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1
2Naming Compounds Flowchart
Does the compound
Yes
contain more than 2
elements?
No
Does the
COVALENT COMPOUND
Compound contains
compound
a polyatomic ion.
No
The first compound listed will be
contain a metal
the one listed the farthest left in
Look it up in the
or NH4?
the periodic table.
chart below.
Yes
IONIC COMPOUND
is there only one atom per
No
Yes
Is the metal a
molecule for the first
No
Yes
transition metal
element listed?
(Columns 3-12)?
Write the metal (or
Calculate the charge of
Write the element
Write the element
ammonium of NH4)
the metal. Write the metal
using a prefix (see
without the prefix.
followed by the charge
box).
(Roman numerals in
parenthesis).
Is the anion
Write the second element
(negatively charged
using a prefix (see box).
particle) a polyatomic
ion?
No
Yes
Write the non-
Write the name of
Common Prefixes
the polyatomic ion.
metal element,
for Covalent Compounds
replacing the
1 - mono
ending with -ide.
2 - di
3 - tri
4 - tetra
5 - penta
Common Polyatmic Ions
6 - hexa
+
Ammonium NH
4
7 - hepta
-
Hydroxide OH
8 - octa
-
Nitrate NO
3
9 - nona
-2
Carbonate CO
10 - deca
3
-2
Sulfate SO
4
-3
Phosphate PO
4
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