Chemistry Flashcards Template Page 7
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13Molecular Compounds
st
1
Make sure the compound is a molecular compound
Number
Greek Prefix
nd
2
Write the name of first element in formula
1
Mono
2
Di
3
Tri
3
rd
Write the name of the second element in the formula with an
4
Tetra
-ide suffix
5
Penta
6
Hexa
Formula
Common name
4
th
Use a prefix in front of each name to indicate the number of atoms
H
O
Water
2
Use a prefix in front of each name to indicate the number of atoms
NH
Ammonia
3
H
O
Hydrogen peroxide
2
2
Molecular Compounds
Molecular Compounds
Binary Acids
Examples
-Acids are species that produce hydrogen ions when dissolved in
water
Example :
HCl(aq)
H
+
(aq) + Cl
-
(aq)
-Binary acids have the general formula H
X
a
-(aq) stands for aqueous (Latin for dissolved in water)
-Because binary acids are so important we wish to emphasize
HF (aq)
HF
their acidity with special names.
HCl (aq)
HCl
-Use the Greek prefix hydro
HBr (aq)
HBr
HI (aq)
HI
-Follow with the name of the other non-metal using the suffix “ic”
Molecular Compounds
Molecular Compounds
7
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