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ZnCO3 = ZnO + CO2
Ca(OH)2 + NH4 = Ca + H2O + NH3 =>
Ca(OH)2 + 2 NH4 = Ca + 2 H2O + 2 NH3
CuFeS2 + O2 = Cu20 + Fe2O3 + SO2 =>
20 CuFeS2 + 55 O2 = Cu20 + 10 Fe2O3 + 40 SO2
NaCl + S = Na + SCl =>
NaCl + S = Na + SCl
Ca(OH)2 + NH4 = Ca + H2O + NH3 =>
Ca(OH)2 + 2 NH4 = Ca + 2 H2O + 2 NH3
Sb2S3 + HCl = SbCl3 + H2S =>
Sb2S3 + 6 HCl = 2 SbCl3 + 3 H2S
Al2O3 + H2SO4 = Al2O12S3 + H2O =>
Al2O3 + 3 H2SO4 = Al2O12S3 + 3 H2O
HgO(s) = Hg(l) + O2(s) =>
2 HgO(s) = 2 Hg(l) + O2(s)
Ca(OH)2 + NH4 = NH4OH + Ca =>
Ca(OH)2 + 2 NH4 = 2 NH4OH + Ca
K2Cr2O7 + H2SO4 + H2O2 = H3CrO8 + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 + 7 H2O2 = 2 H3CrO8 + K2SO4 + 5 H2O
Pb + CH3COOH = (CH3COO)3Pb + H2 =>
2 Pb + 6 CH3COOH = 2(CH3COO)3Pb + 3 H2
NaHS + Al2(SO4)3 + H2O = Al(OH)3 + Na2SO4 + H2S =>
6 NaHS + Al2(SO4)3 + 6 H2O = 2 Al(OH)3 + 3 Na2SO4 + 6 H2S
Ca(s) + O2(g) = CaO =>
2 Ca(s) + O2(g) = 2 CaO
Na3(PO4) + Ca(NO3)2 = Na(NO3) + Ca3(PO4)2 =>
2 Na3(PO4) + 3 Ca(NO3)2 = 6 Na(NO3) + Ca3(PO4)2
Ca(OH)2 + NH4 = Ca + H2O + NH3 =>
Ca(OH)2 + 2 NH4 = Ca + 2 H2O + 2 NH3
H2SO4 + FeS = FeSO4 + H2S =>
H2SO4 + FeS = FeSO4 + H2S
Na5P3O10 + H2SO4 + H2O = Na2SO4 + H3PO4 =>
2 Na5P3O10 + 5 H2SO4 + 4 H2O = 5 Na2SO4 + 6 H3PO4
K3PO4 + HCI = KCI + H3PO4 =>
K3PO4 + 3 HCI = 3 KCI + H3PO4
Ag(NO3) + Na3(PO4) = Ag3(PO4) + Na(NO3) =>
3 Ag(NO3) + Na3(PO4) = Ag3(PO4) + 3 Na(NO3)
AgNO3 + NaI = AgI + NaNO3 =>
AgNO3 + NaI = AgI + NaNO3
SO2 + H2O = H2S2 + O2 =>
4 SO2 + 2 H2O = 2 H2S2 + 5 O2
Zn{2+} + CO3{2-} = ZnCO3 =>
Zn{2+} + CO3{2-} = ZnCO3
BaCl + KBr = BaBr + KCl =>
BaCl + KBr = BaBr + KCl
AgF + NiCl2 = AgCl + NiF2 =>
2 AgF + NiCl2 = 2 AgCl + NiF2
S + NaOH = Na2S + Na2S2O4 + H2O =>
5 S + 8 NaOH = 3 Na2S + Na2S2O4 + 4 H2O
KV(SO4)2*12H2O + NaOH = K2SO4 + Na2SO4 + V(OH)3 + H2O =>
2 KV(SO4)2*12H2O + 6 NaOH = K2SO4 + 3 Na2SO4 + 2 V(OH)3 + 24 H2O
XHCl + XCaCO3 = XCaCl2 + XH2O + XCO2 =>
2 XHCl + XCaCO3 = XCaCl2 + XH2O + XCO2
Ni + (NH4)2SO4 = NiSO4 + NH3 + H2 =>
Ni + (NH4)2SO4 = NiSO4 + 2 NH3 + H2
KBiO3 + Mn(NO3)2 + HNO3 = H2O + Bi(NO3)3 + KMnO4 + KNO3 =>
5 KBiO3 + 2 Mn(NO3)2 + 14 HNO3 = 7 H2O + 5 Bi(NO3)3 + 2 KMnO4 + 3 KNO3
Sb2O3 + HCl = SbCl3 + H2O =>
Sb2O3 + 6 HCl = 2 SbCl3 + 3 H2O
CH3PS(OC2H5)2 + NaOH = CH3PO(OC2H5)SNa + C2H5OH =>
CH3PS(OC2H5)2 + NaOH = CH3PO(OC2H5)SNa + C2H5OH
KOH + H2S = H2O + K2S =>
2 KOH + H2S = 2 H2O + K2S
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
NH4VO3 + HCl = V2O5*H2O + NH4Cl =>
2 NH4VO3 + 2 HCl = V2O5*H2O + 2 NH4Cl
C6H12O6 + HNO3 = C6H10O8 + NO2 + H2O =>
C6H12O6 + 6 HNO3 = C6H10O8 + 6 NO2 + 4 H2O
FeCl2 + ZnNO3 = Fe(NO3)2 + ZnCl =>
FeCl2 + 2 ZnNO3 = Fe(NO3)2 + 2 ZnCl
NH4VO3 + HCl = V2O5*H2O + NH4Cl =>
2 NH4VO3 + 2 HCl = V2O5*H2O + 2 NH4Cl
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
NH4VO3 + HCl = V2O5*H2O + NH4Cl =>
2 NH4VO3 + 2 HCl = V2O5*H2O + 2 NH4Cl
BaCrO4 + H{+} = Ba{+2} + H2Cr2O7 + H2O =>
2 BaCrO4 + 4 H{+} = 2 Ba{+2} + H2Cr2O7 + H2O
NH4VO3 + HCl = V2O5*H2O + NH4Cl =>
2 NH4VO3 + 2 HCl = V2O5*H2O + 2 NH4Cl
BaCl2 + Na3(PO4) = Ba3(PO4)2 + NaCl =>
3 BaCl2 + 2 Na3(PO4) = Ba3(PO4)2 + 6 NaCl
NH4VO3 + HCl = V2O5*H2O + NH4Cl =>
2 NH4VO3 + 2 HCl = V2O5*H2O + 2 NH4Cl
NO2 + Zn = ZnO + NO =>
NO2 + Zn = ZnO + NO
NH4VO3 + HCl = V2O5*H2O + NH4Cl =>
2 NH4VO3 + 2 HCl = V2O5*H2O + 2 NH4Cl
Mg + NaNO3 = Mg(NO3)2 + Na =>
Mg + 2 NaNO3 = Mg(NO3)2 + 2 Na
Al2O3 + N2 = Al + NO2 =>
4 Al2O3 + 3 N2 = 8 Al + 6 NO2
CrO + H = Cr + HO =>
CrO + H = Cr + HO
Ca(OH)2 + NH4 = Ca + H2O + NH3 =>
Ca(OH)2 + 2 NH4 = Ca + 2 H2O + 2 NH3
PbF2 + PCl3 = PF3 + PbCl2 =>
3 PbF2 + 2 PCl3 = 2 PF3 + 3 PbCl2
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