NIE Homework - Key

Net ionic equations: (Reactants Only) potassium phosphate and mercury (I) acetate K3PO4 + Hg2(C2H3O2)2 sodium sulfide with iron (III) nitrate Na2S + Fe(NO3)3 oxalic acid and cesium hydroxide CsOH + H2C2O4 mercury (I) perchlorate and lead (II) nitrate Hg2(ClO4)2 + Pb(NO3)2 chromium (II) bromide with lithium oxalate CrBr2 + Li2C2O4 sulfuric acid with rubidium hydroxide RbOH + H2SO4 calcium hydroxide with periodic acid Ca(OH)2 + HClO4 cesium chromate with rubidium oxide Cs2CrO4 + Rb2O sodium fluoride with nickel (III) sulfate NaF + Ni2(SO4)3 antimony (V) carbonate reacts with sulfuric acid to form carbon dioxide, water, and antimony (V) sulfate Sb2(CO3)5 + H2SO4 lithium acetate with copper (II) nitrate LiC2H3O2 + Cu(NO3)2 Net ionic equations: (Reactants and Products Only) potassium phosphate and mercury (I) acetate K3PO4 + Hg2(C2H3O2)2  KC2H3O2 + (Hg2)3(PO4)2 sodium sulfide with iron (III) nitrate Na2S + Fe(NO3)3  NaNO3 + Fe2S3 oxalic acid and cesium hydroxide CsOH + H2C2O4  Cs2C2O4 + H2O mercury (I) perchlorate and lead (II) nitrate Hg2(ClO4)2 + Pb(NO3)2  Hg2(NO3)2 + Pb(ClO4)2 chromium (II) bromide with lithium oxalate CrBr2 + Li2C2O4  LiBr + CrC2O4 sulfuric acid with rubidium hydroxide RbOH + H2SO4  Rb2SO4 + H2O calcium hydroxide with periodic acid Ca(OH)2 + HClO4  Ca(ClO4)2 + H2O cesium chromate with rubidium oxide Cs2CrO4 + Rb2O  Cs2O + Rb2CrO4 sodium fluoride with nickel (III) sulfate NaF + Ni2(SO4)3  Na2SO4 + NiF3 antimony (V) carbonate reacts with sulfuric acid to form carbon dioxide, water, and antimony (V) sulfate Sb2(CO3)5 + H2SO4  Sb2(SO4)5 + H2CO3 (H2CO3 decomposes into H2O and CO2 in a gas formation rxn) Sb2(CO3)5 + H2SO4  Sb2(SO4)5 + H2O + CO2 lithium acetate with copper (II) nitrate LiC2H3O2 + Cu(NO3)2  LiNO3 + Cu(C2H3O2)2 Net ionic equations: (Complete Me, IE, and NIE) potassium phosphate and mercury (I) acetate M.E. 2 K3PO4(aq) + 3 Hg2(C2H3O2)2(aq)  6 KC2H3O2(aq) + (Hg2)3(PO4)2(s) I.E. 6 K+(aq) + 2 PO4-3(aq) + 3 Hg2+2(aq) + 6 C2H3O2-(aq)  6 K+(aq) + 6 C2H3O2-(aq) + (Hg2)3(PO4)2(s) 6 K+(aq) + 2 PO4-3(aq) + 3 Hg2+2(aq) + 6 C2H3O2-(aq)  6 K+(aq) + 6 C2H3O2-(aq) + (Hg2)3(PO4)2(s) N.I.E. 2 PO4-3(aq) + 3 Hg2+2(aq)  (Hg2)3(PO4)2(s) sodium sulfide with iron (III) nitrate M.E. 3 Na2S(aq) + 2 Fe(NO3)3(aq)  6 NaNO3(aq) + Fe2S3(s) I.E. 6 Na+(aq) + 3 S-2(aq) + 2 Fe+3(aq) + 6 NO3-(aq)  6 Na(aq) + 6 NO3-(aq) + Fe2S3(s) 6 Na+(aq) + 3 S-2(aq) + 2 Fe+3(aq) + 6 NO3-(aq)  6 Na(aq) + 6 NO3-(aq) + Fe2S3(s) N.I.E. 3 S-2(aq) + 2 Fe+3(aq)  Fe2S3(s) oxalic acid and cesium hydroxide M.E. 2 CsOH (aq) + H2C2O4(aq)  Cs2C2O4 (aq) + 2 H2O(l) I.E. 2 Cs+(aq) + 2 OH-(aq) + H2C2O4 (aq)  2 Cs+(aq) + C2O4-2(aq) + 2 H2O(l) (H2C2O4 is a weak electrolyte, so it does NOT break up) 2 Cs+(aq) + 2 OH-(aq) + H2C2O4(aq)  2 Cs+(aq) + C2O4-2(aq) + 2 H2O(l) N.I.E. 2 OH-(aq) + H2C2O4 (aq)  C2O4-2(aq) + 2 H2O(l) mercury (I) perchlorate and lead (II) nitrate M.E. Hg2(ClO4)2(aq) + Pb(NO3)2(aq)  Hg2(NO3)2(aq) + Pb(ClO4)2(aq) I.E. Hg2+2(aq) + 2 ClO4-(aq) + Pb+2(aq) + 2 NO3-(aq)  Hg2+2(aq) + 2 NO3-(aq) + Pb+2(aq) + 2 ClO4- (aq) Hg2+2(aq) + 2 ClO4-(aq) + Pb+2(aq) + 2 NO3-(aq)  Hg2+2(aq) + 2 NO3-(aq) + Pb+2(aq) + 2 ClO4- (aq) N.I.E. NO REACTION (when everything cancels on both sides, there is no reaction) chromium (II) bromide with lithium oxalate M.E. CrBr2(aq) + Li2C2O4(aq)  2 LiBr(aq) + CrC2O4(s) I.E. Cr+2(aq) + 2 Br-(aq) + 2 Li+(aq) + C2O4-2(aq)  2 Li+(aq) + 2 Br-(aq) + CrC2O4(s) Cr+2(aq) + 2 Br-(aq) + 2 Li+(aq) + C2O4-2(aq)  2 Li(aq) + 2 Br-(aq) + CrC2O4(s) N.I.E. Cr+2(aq) + C2O4-2(aq)  CrC2O4(s) sulfuric acid with rubidium hydroxide M.E. 2 RbOH (aq) + H2SO4 (aq)  Rb2SO4 (aq) + 2 H2O(l) I.E. 2 Rb+(aq) + 2 OH-(aq) + 2 H+(aq) + SO4-2(aq)  2 Rb+(aq) + SO4-2(aq) + 2 H2O(l) (H2SO4 is a strong acid) 2 Rb+(aq) + 2 OH-(aq) + 2 H+(aq) + SO4-2(aq)  2 Rb+(aq) + SO4-2(aq) + 2 H2O(l) N.I.E. OH-(aq) + H+(aq)  H2O(l) calcium hydroxide with periodic acid M.E. Ca(OH)2 (aq) + 2 HClO4(aq)  Ca(ClO4)2 (aq) + 2 H2O(l) I.E. Ca+2(aq) + 2 OH-(aq) + 2 H+(aq) + 2 ClO4-(aq)  Ca+2(aq) + 2 ClO4-(aq) + 2 H2O(l) Ca+2(aq) + 2 OH-(aq) + 2 H+(aq) + 2 ClO4-(aq)  Ca+2(aq) + 2 ClO4-(aq) + 2 H2O(l) N.I.E. OH-(aq) + H+(aq)  H2O(l) cesium chromate with rubidium oxide M.E. Cs2CrO4(aq) + Rb2O(aq)  Cs2O (aq) + Rb2CrO4(aq) I.E. 2 Cs+(aq) + CrO4-2(aq) + 2 Rb+(aq) + O-2(aq)  2 Cs+(aq) + O-2(aq) + 2 Rb+(aq) + CrO4-2 (aq) 2 Cs+(aq) + CrO4-2(aq) + 2 Rb+(aq) + O-2(aq)  2 Cs+(aq) + O-2(aq) + 2 Rb+(aq) + CrO4-2 (aq) N.I.E. N.R. sodium fluoride with nickel (III) sulfate M.E. 6 NaF(aq) + Ni2(SO4)3(aq)  3 Na2SO4(aq) + 2 NiF3(aq) I.E. 6 Na+(aq) + 6 F-(aq) + 2 Ni+3(aq) + 3 SO4-2(aq)  6 Na+(aq) + 3 SO4-2(aq) + 2 Ni+3(aq) + 6 F-(aq) 6 Na+(aq) + 6 F-(aq) + 2 Ni+3(aq) + 3 SO4-2(aq)  6 Na+(aq) + 3 SO4-2(aq) + 2 Ni+3(aq) + 6 F-(aq) N.I.E. N.R. antimony (V) carbonate reacts with sulfuric acid to form carbon dioxide, water, and antimony (V) sulfate Sb2(CO3)5 (s) + 5 H2SO4 (aq)  Sb2(SO4)5 (s) + 5 H2CO3(aq) M.E. Sb2(CO3)5 (s) + H2SO4 (aq)  Sb2(SO4)5 (s) + 5 H2O(l) + 5 CO2(g) I.E. Sb2(CO3)5 (s) + 2 H+ + SO4-2(aq)  Sb2(SO4)5 (s) + 5 H2O(l) + 5 CO2(g) N.I.E. Sb2(CO3)5 (s) + 2 H+ + SO4-2(aq)  Sb2(SO4)5 (s) + 5 H2O(l) + 5 CO2(g) (nothing cancels, so I.E. and N.I.E. are the same) lithium acetate with copper (II) nitrate M.E. 2 LiC2H3O2(aq) + Cu(NO3)2(aq)  2 LiNO3(aq) + Cu(C2H3O2)2(aq) I.E. 2 Li+(aq) + 2 C2H3O2-(aq) + Cu+2(aq) + 2 NO3-(aq)  2 Li+(aq) + 2 NO3-(aq) + Cu+2(aq) + 2 C2H3O2- (aq) 2 Li+(aq) + 2 C2H3O2-(aq) + Cu+2(aq) + 2 NO3-(aq)  2 Li+(aq) + 2 NO3-(aq) + Cu+2(aq) + 2 C2H3O2- (aq) N.I.E. NO REACTION 1) dinitrogen pentoxide: SS IS SA WA M 2) barium sulfate: SS IS SA WA M 3) mercury (I) bromide: SS IS SA WA M 4) acetic acid: SS IS SA WA M 5) hydroiodic acid: SS IS SA WA M 6) carbon dioxide: SS IS SA WA M 7) nitric acid: SS IS SA WA M 8) sulfuric acid: SS IS SA WA M 9) ammonium oxalate: SS IS SA WA M 10) nickel (II) phosphate: SS IS SA WA M 11) perchloric acid: SS IS SA WA M 12) lithium chromate: SS IS SA WA M 13) silver chloride: SS IS SA WA M 14) strontium hydroxide: SS IS SA WA M 15) pure water: SS IS SA WA M 16) lead (II) acetate: SS IS SA WA M 17) nitrous acid: SS IS SA WA M 18) hydrocyanic acid: SS IS SA WA M 19) hydrofluoric acid: SS IS SA WA M 20) sodium oxide: SS IS SA WA M