chemistry notes on strong acids
AP Chemistry Name _________________________________ Period ___ Date __/__/__
4 Reactions in Aqueous Solution
Precipitate Practice #1
Write balanced molecular and detailed ionic equations. Strike out any spectator ions.
1. Solutions of lead nitrate and potassium chloride are mixed.
Pb(NO3)2(aq) + 2 KCl(aq) PbCl2(s) + 2 KNO3(aq) Pb2+ + 2 NO3- + 2 K+ + 2 Cl- PbCl2(s) + 2 K+ + 2 NO3-
2. Solutions of sodium sulfate and calcium bromide are mixed.
Na2SO4(aq) + CaBr2(aq) CaSO4(s) + 2 NaBr(aq) 2 Na+ + SO42- + Ca2+ + 2 Br- CaSO4(s) + 2 Na+ + 2 Br-
3. Solutions of aluminum acetate and lithium hydroxide are mixed.
Al(C2H3O2)3(aq) + 3 LiOH(aq) Al(OH)3(s) + 3 LiC2H3O2(aq) Al3+ + 3 C2H3O2- + 3 Li+ + 3 OH- Al(OH)3(s) + 3 Li+ + 3 C2H3O2-
4. Solutions of iron(III) sulfate and sodium sulfide are mixed.
Fe2(SO4)3(aq) + 3 Na2S(aq) 3 Na2SO4(aq) + Fe2S3(s) 2 Fe3+ + 3 SO42- + 6 Na+ + 3 S2- 6 Na+ + 3 SO42- + Fe2S3(s)
5. Solutions of aluminum sulfate and calcium hydroxide are mixed.
Al2(SO4)3(aq) + 3 Ca(OH)2(aq) 3 CaSO4(s) + 2 Al(OH)3(s) 2 Al3+ + 3 SO42- + 3 Ca2+ + 6 OH- 3 CaSO4(s) + 2 Al(OH)3(s)
6. Solutions of potassium chromate and lead acetate are mixed.
K2CrO4(aq) + Pb(C2H3O2)2(aq) PbCrO4(s) + 2 KC2H3O2(aq) 2 K+ + CrO42- + Pb2+ + 2 C2H3O2- PbCrO4(s) + 2 K+ + 2 C2H3O2-
7. Solutions of silver nitrate and ammonium sulfide are mixed.
2 AgNO3(aq) + (NH4)2S(aq) Ag2S(s) + 2 NH4NO3(aq) 2 Ag+ + 2 NO3- + 2 NH4+ + S2- Ag2S(s) + 2 NH4+ + 2 NO3-
AP Chemistry Name _________________________________ Period ___ Date __/__/__
4 Reactions in Aqueous Solution
Acid-Base & Gas Forming Equations
Solutions of Strong Acids & Strong Bases
1. Solutions of hydrochloric acid and barium hydroxide are mixed.
2 HCl + Ba(OH)2 BaCl2 + 2 H2O
2 H+ + 2 Cl-
4 Reactions in Aqueous Solution
Precipitate Practice #1
Write balanced molecular and detailed ionic equations. Strike out any spectator ions.
1. Solutions of lead nitrate and potassium chloride are mixed.
Pb(NO3)2(aq) + 2 KCl(aq) PbCl2(s) + 2 KNO3(aq) Pb2+ + 2 NO3- + 2 K+ + 2 Cl- PbCl2(s) + 2 K+ + 2 NO3-
2. Solutions of sodium sulfate and calcium bromide are mixed.
Na2SO4(aq) + CaBr2(aq) CaSO4(s) + 2 NaBr(aq) 2 Na+ + SO42- + Ca2+ + 2 Br- CaSO4(s) + 2 Na+ + 2 Br-
3. Solutions of aluminum acetate and lithium hydroxide are mixed.
Al(C2H3O2)3(aq) + 3 LiOH(aq) Al(OH)3(s) + 3 LiC2H3O2(aq) Al3+ + 3 C2H3O2- + 3 Li+ + 3 OH- Al(OH)3(s) + 3 Li+ + 3 C2H3O2-
4. Solutions of iron(III) sulfate and sodium sulfide are mixed.
Fe2(SO4)3(aq) + 3 Na2S(aq) 3 Na2SO4(aq) + Fe2S3(s) 2 Fe3+ + 3 SO42- + 6 Na+ + 3 S2- 6 Na+ + 3 SO42- + Fe2S3(s)
5. Solutions of aluminum sulfate and calcium hydroxide are mixed.
Al2(SO4)3(aq) + 3 Ca(OH)2(aq) 3 CaSO4(s) + 2 Al(OH)3(s) 2 Al3+ + 3 SO42- + 3 Ca2+ + 6 OH- 3 CaSO4(s) + 2 Al(OH)3(s)
6. Solutions of potassium chromate and lead acetate are mixed.
K2CrO4(aq) + Pb(C2H3O2)2(aq) PbCrO4(s) + 2 KC2H3O2(aq) 2 K+ + CrO42- + Pb2+ + 2 C2H3O2- PbCrO4(s) + 2 K+ + 2 C2H3O2-
7. Solutions of silver nitrate and ammonium sulfide are mixed.
2 AgNO3(aq) + (NH4)2S(aq) Ag2S(s) + 2 NH4NO3(aq) 2 Ag+ + 2 NO3- + 2 NH4+ + S2- Ag2S(s) + 2 NH4+ + 2 NO3-
AP Chemistry Name _________________________________ Period ___ Date __/__/__
4 Reactions in Aqueous Solution
Acid-Base & Gas Forming Equations
Solutions of Strong Acids & Strong Bases
1. Solutions of hydrochloric acid and barium hydroxide are mixed.
2 HCl + Ba(OH)2 BaCl2 + 2 H2O
2 H+ + 2 Cl-