Match these acids with their common use!

1. vinegar
hydrochloric acid
2. buttermilk
acetic acid
3. fruit
sulfuric acid
4. batteries
citric acid
5. stomach digestion
lactic acid

hydrochloric acid
acetic acid
sulfuric acid
citric acid
lactic acid

Explanation:

Hydrochloric acid (stomach digestion)

Acetic acid(vinegar)

Sulphuric acid (batteries)

Citric acid (fruits)

Lactic acid (buttermilk)

the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.