Binary Molecular Nomenclature

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1

Slide 1

Naming Binary Molecular Compounds

Slide 2

Binary Molecular Compounds

Compounds between two nonmetals

First element in the formula is named first.

Keeps its element name

Gets a prefix if there is a subscript on it

Second element is named second

Use the root of the element name plus the -ide suffix

Always use a prefix on the second element

Slide 3

List of Prefixes

1 = mon(o)

2 = di

3 = tri

4 = tetra

5 = penta

6 = hexa

7 = hepta

8 = octa

9 = nona

10 = deka

Slide 4

Naming Binary Compounds

P2O5 =

CO2 =

CO =

N2O =

diphosphorus pentoxide

carbon dioxide

carbon monoxide

dinitrogen monoxide

Slide 5

Practice – Write the Formula

Check next slide for answers

Slide 6

Answers – Write the Formula

Slide 7

Practice – Name the Compounds

Check next slide for answers

Slide 8

Answers – Name the Compounds