Question

For the following chemical reactions,

1. lead nitrate + sodium sulfide

2. lead nitrate + sulfuric acid

3. potassium chloride + sodium nitrate

4. ammonium chloride + sodium hydroxide

5. sodium acetate + hydrochloric acid

6. sodium sulfide + hydrochloric acid

write:

a. Observations

b. Molecular equation

c. Complete ionic equation

d. Net ionic equation