Match the following vocabulary
1. An atom that has gained or lost one or more electrons
anion
2. An atom that has lost electrons - usually metals
polyatomic ionic compound
3. An atom that has gained electrons - usually non-metals
acid
cation
4. A compound made out of all non-metal elements
Either the cation or the anion in the compound are made
from a group of elements
6. A compound that can donate a proton
lon
covalent compound
7. A compound made out of a cation and an anion
ionic compound