polyatomic compounds

Question 1

what is a polyatomic ion

Answer 1

A group of atoms (non-metals) that form a unit that stays together and has an overall charge is a polyatomic ion.

Polyatomic Compounds - involve combinations of metals with polyatomic ions.

Question 2

how do we name polyatomic ions

Answer 2

Step 1 - Name the cation (positively charged ion) first.

Step 2 - Name the anion (negatively charged ion) second.