1. ______________________________________’s Nomenclature Guide: Name to Formula
Contains the
word
“Acid”?
Compound is an
Acid
Yes
No
1. Translate ending
hydro-stem-ic = H + element symbol
stem-ous = H + -ite polyatomic symbol
stem-ic = H + -ate polyatomic symbol
3. Cross Charges with H
Yes
-ide ending?
No
(except cyanide and hydroxide)
Yes
Prefixes
No
No
Compound is
Binary
Molecular
1. Write symbols of
elements
2. Translate prefix
3. Prefix becomes
subscript of
element
No
Roman Numeral?
Compound is
Binary Ionic
Yes
Compound is
Binary Ionic w/
Transition Metal
Roman Numeral?
Compound
contains a
Polyatomic
1. Write symbols for
ions
1. Write symbols for
ions
1. Write symbols for
ions
2. Look up
polyatomics
2. Look up charges
2. Look up charges
(roman numeral
becomes charge).
3. Look up charges
3. Cross charges
3. Cross charges
4. Cross charges
Yes
Compound
contains a
Polyatomic w/
Transition Metal
1. Write symbols for ion
2. Look up polyatomics
3. Look up charges
(roman numeral
becomes charge).
4. Cross charges