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5.10 Naming Binary Molecular<br />

Compounds<br />

When two different elements combines<br />

together they form binary compound.<br />

The formulas of binary compounds are<br />

usually written with the less electronegative<br />

element first. Thus, metals are always<br />

written before non-metals. non metals. Prefix such as<br />

mono, di, di,<br />

tri, tetra etc, are used to indicate<br />

number of atoms of each element.<br />

Prentice Hall © 2003 Chapter Five 31

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