Molecules (Covalent compounds)

individual particles of compound

Molecules (covalent compounds) contain:

nonmetal to nonmetal bonds

or

nonmetal to metalloid bonds

Ionic Compounds

metal - nonmetal bonds

Diatomic molecules

H + N - I in an L

Binary compounds are:

made up of exactly 2 elements (nonmetal - nonmetal (metalloids))

Oxyanions

One nonmetal and a variable numbers of oxygens

Monoprotic acids

1 ionizable H

Polyprotic acids

more than 1 ionizable H

Binary Acids

H + atom of element from group 16 or 17

Oxyacids

H atoms bonded to oxyanions

1 mole of anything =

Avogadro's number

6.022x10³³ units per mole