Skip to main content

Page 16

Conclusion:

a. Formula of Precipitates


CoCl2
CuCl2
AlCl3
BaCl2
NiCl2
NaI

CuI2



Na2CO3
CoCO3
CuCO3
AlCO3
BaCO3
NiCO3
Na3PO4
Co3(PO4)2
Cu3(PO4)2
AlPO4
Ba3(PO4)2 Ni3(PO4)2
Na2SO4



BaSO4

NaOH
Co(OH)2
Cu(OH)2
Al(OH)3
Ba(OH)2
Ni(OH)2

b. Molecular Formulas

CuCl2(aq)+2NaI(aq)->2CuI2(s)+2NaCl(aq)

CoCl2(aq)+Na2CO3(aq)->CoCO3(s)+2NaCl(aq)

CuCl2(aq)+Na2CO3(aq)->CuCO3(s)+2NaCl(aq)

2AlCl3(aq)+3Na2CO3(aq)->Al2(CO3)3(s)+6NaCl(aq)

BaCl2(aq)+Na2CO3(aq)->BaCO3(s)+2NaCl(aq)

NiCl2(aq)+Na2CO3(aq)->NiCO3(s)+2NaCl(aq)

3CoCl2(aq)+2Na3PO4(aq)->Co3(PO4)2(s)+6NaCl(aq)

3CuCl2(aq)+2Na3PO4(aq)->Cu3(PO4)2(s)+6NaCl(aq)

AlCl3(aq)+Na3PO4(aq)->AlPO4(s)+3NaCl(aq)

3BaCl2(aq)+2Na3PO4(aq)->Ba3(PO4)2(s)+6NaCl(aq)

3NiCl2(aq)+2Na3PO4(aq)->Ni3(PO4)2(s)+6NaCl(aq)

BaCl2(aq)+Na2SO4(aq)->BaSO4(s)+2NaCl(aq)

CoCl2(aq)+2NaOH(aq)->Co(OH)2(s)+2NaCl(aq)

CuCl2(aq)+2NaOH(aq)->Cu(OH)2(s)+2NaCl(aq)

AlCl3(aq)+3NaOH(aq)->Al(OH)3(s)+3NaCl(aq)

BaCl2(aq)+2NaOH(aq)->Ba(OH)2(s)+2NaCl(aq)

NiCl2(aq)+2NaOH(aq)->Ni(OH)2(s)+2NaCl(aq)