Defining the Terms
a.  atom
b.  element
c.  molecule
 
 
_______________ The result of two or more atoms combining by chemical bonding.

_______________

 


The tiniest particle of an element that retains the chemical properties of that element; i.e. if you divided a bar of gold into smaller and smaller pieces, the smallest piece that would still act like gold would be an __________ of gold.  Further divisions of this particle would yield protons and neutrons, not gold.
_______________
Substances that when in pure form are made up of only one kind of atom.  There are approximately 103 of these substances know to science.

answers