3. PURPOSE To observe identify, and write balanced equations for precipitation reactions
Page 374Pearson text

4. MATERIAL
small-scale reaction surface – Micro plates pipettes chemicals, tooth picks

5. Precautions Wear your safety goggles and aprons Protect skin and eyes
Some chemicals are corrosive if chemicals fall on your skin wash with water and tell the teacher
some chemicals may stain your hands and skin .

6. Precautions continued
Some chemicals are toxic . Inform teacher of all accidents
Don’t chew gum, drink, or eat in the laboratory. Never taste a chemical in the laboratory
Wash hands at the end of lab and before touching skin or eyes
Clean up empty pipettes in the garbage .
Follow all instructions
No horse play

7. Figure B AgNO3 Ag Pb[NO3 ]2 Pb CaCl2 Ca Na2 CO3 ______[CO3]
__________________
Na3 PO4
[PO4]
NaOH
[OH]
Na2 SO4
Na Cl Cl

8. Conclusion questions
Pg 374 1,2,3,4