Question Description
1) Evaluate the solubility of the following ionic substances.
- NaOH c. MgCO3 e. Ag2SO4
- PbCl2 d. K3PO4 f. CaSO4
Dr. Blackburn
g. Ba3(PO4)2
h. (NH4)2CO3
- 2) Predict the products that can form if the following aqueous reagents are mixed. This includesmaking sure the chemical formulas are charged balanced. Evaluate the solubility of the productsand include the correct phase designations after the chemical formulas.
- KCl (aq) + Pb(NO2)2 (aq) à
- Na2SO4 (aq) + CaCl2 (aq) à
- MgSO4 (aq) + Na3PO4 (aq) à
- Na2S (aq) + CaCl2 (aq) à
- 3) Write the complete ionic equation for the following molecular equations.
- MgCl2(aq) + 2AgNO3(aq) →2AgCl(s) + Mg(NO3)2(aq)
- KBr(aq) + AgNO3(aq) → AgBr(s) + KNO3(aq)
- Na2SO4(aq) + Pb(NO3)2(aq) → PbSO4(s) + 2NaNO3(aq)
- 4) Write the net ionic equation for the following reactions.
- Na+(aq) + Cl ̄(aq) + Ag+(aq) + NO3 ̄(aq) —> AgCl(s) + Na+(aq) + NO3 ̄(aq)
- 6Na+ (aq)+2PO43- (aq)+3Ca2+ (aq)+6Cl- (aq)–>6Na+ (aq)+6Cl- (aq)+Ca3(PO4)2 (s)
- 6NH4+ (aq)+3CO32- (aq)+2Al3+(aq)+6NO3-(aq)–>6NH4+ (aq)+6NO3- (aq)+Al2(CO3)3 (s)
- 2Na+ (aq)+2OH- (aq)+2H+ (aq)+SO42- (aq)–>2Na+ (aq)+SO42- (aq)+2H2O(l)
5) Use the following choices to classify each reaction given below (more than one choice may apply).
- oxidation-reduction
- neutralization (acid-base)
- precipitation
d. double displacemente. single displacementf. combustion
g. synthesis
h. decomposition
C3H8 (g) + O2(g) à CO2 (g ) + H2O(g)Zn(s) + 2HCl(aq) → H2(g) + ZnCl2(aq)Zr(s) + O2(g) → ZrO2(s)
6Na(s) + N2(g) → 2Na3N(s)
2Hg(l) + O2(g) → 2HgO(s)Ca(s) + H2(g) → CaH2(s)8Fe(s)+S8(s)→8FeS(s)2 KCl(s) → 2 K(s) + Cl2(g)
- ZnBr2(aq) + 2AgNO3(aq) → Zn(NO3)2(aq) + 2AgBr(s)
- Na2SO4(aq) + Pb(NO3)2(aq) → PbSO4(s) + 2NaNO3(aq)
- HC2H3O2(aq) + CsOH(aq) → H2O(l) + CsC2H3O2(aq)
- HNO3(aq) + NaOH(aq) → H2O(l) + NaNO3(aq)
- H2SO4(aq) + Ba(OH)2(aq) → 2H2O(l) + BaSO4(s)
- 2HCl(aq) + Pb(OH)2(aq) → PbCl2(s) + 2H2O(l)
- KBr(aq) + AgNO3(aq) → AgBr(s) + KNO3(aq)
- 2AgNO3(aq) + Zn(s) → 2Ag(s) + Zn(NO3)2(aq)
ix.x.xi.xii.xiii.xiv.xv.xvi.
6) Identify whether the following reactions are molecular equations, complete ionic equations, or netionic equations.
- Cu2+(aq) + 2NO3-(aq) + 2Na+(aq) + 2OH-(aq) →Cu(OH)2(s) + 2Na+(aq) + 2NO3-(aq)
- Ba2+(aq) + SO42-(aq) →BaSO4 (s)
- HNO3(aq) + KOH(aq) →KNO3(aq) +H2O(l)
- Ba2+(aq) + 2OH-(aq) + 2H+(aq) + 2Cl-(aq) →2H2O(l) + Ba2+(aq) + 2Cl-(aq)
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