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H2SiO3 = 2 H + SiO3
K2CO3 + HNO3 = CO2 + H2O + KNO3 =>
K2CO3 + 2 HNO3 = CO2 + H2O + 2 KNO3
NaOH + K2Cr2O7 = Na2CrO4 + KOH + H2O =>
4 NaOH + K2Cr2O7 = 2 Na2CrO4 + 2 KOH + H2O
K2CO3 + Ba(OH)2 = BaCO3 + K(OH) =>
K2CO3 + Ba(OH)2 = BaCO3 + 2 K(OH)
Na2SO3(aq) + H2SO4(aq) = Na2SO4(aq) + H2O(l) + SO2(g) =>
Na2SO3(aq) + H2SO4(aq) = Na2SO4(aq) + H2O(l) + SO2(g)
NaSO4 + FeCl = FeSO4 + NaCl =>
NaSO4 + FeCl = FeSO4 + NaCl
Li2SO4 + BaCl2 = LiCl + BaSO4 =>
Li2SO4 + BaCl2 = 2 LiCl + BaSO4
HCl + Ca3P2 = CaCl2 + PH3 =>
6 HCl + Ca3P2 = 3 CaCl2 + 2 PH3
[Cu(NH3)4]SO4 + Na2CO3 = CuCO3 + Na2SO4 + NH3 =>
[Cu(NH3)4]SO4 + Na2CO3 = CuCO3 + Na2SO4 + 4 NH3
ZnS + O = ZnO + S3 =>
3 ZnS + 3 O = 3 ZnO + S3
Li2SO4 + BaCl2 = LiCl + BaSO4 =>
Li2SO4 + BaCl2 = 2 LiCl + BaSO4
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
Al2(SO4)3 + Ba(NO3)2 = Al(NO3)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(NO3)2 = 2 Al(NO3)3 + 3 BaSO4
PbI2 + K2NO3 = PbNO3 + KI =>
PbI2 + K2NO3 = PbNO3 + 2 KI
Zn(OH)2 + HCl = Zn(OH2)2Cl2 =>
Zn(OH)2 + 2 HCl = Zn(OH2)2Cl2
[Cu(NH3)4]SO4 + Na2CO3 = CuCO3 + Na2SO4 + NH3 =>
[Cu(NH3)4]SO4 + Na2CO3 = CuCO3 + Na2SO4 + 4 NH3
CuSO4 + HCl = CuCl2 + H2SO4 =>
CuSO4 + 2 HCl = CuCl2 + H2SO4
[Cu(NH3)4]SO4 + Na2CO3 = CuCO3 + Na2SO4 + NH3 =>
[Cu(NH3)4]SO4 + Na2CO3 = CuCO3 + Na2SO4 + 4 NH3
FeO + N2 = Fe + NO2 =>
4 FeO + N2 = 4 Fe + 2 NO2
Cu(OH)2 + MnSO4 = CuSO4 + Mn(OH)2 =>
Cu(OH)2 + MnSO4 = CuSO4 + Mn(OH)2
Pb(NO3)2 + K2SO4 = PbSO4 + KNO3 =>
Pb(NO3)2 + K2SO4 = PbSO4 + 2 KNO3
Fe + Pb(NO3)4 = Fe(NO3)2 + Pb =>
2 Fe + Pb(NO3)4 = 2 Fe(NO3)2 + Pb
MgCO3 + HNO3 = Mg(NO3)2 + H2O + CO2 =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + H2O + CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
ZnCl2 + KOH = Zn(OH) + KCl2 =>
ZnCl2 + KOH = Zn(OH) + KCl2
H2C2O4 + CH3NH2 = CH3NH3 + HC2O4 =>
H2C2O4 + CH3NH2 = CH3NH3 + HC2O4
Li2SO4 + BaCl2 = LiCl + BaSO4 =>
Li2SO4 + BaCl2 = 2 LiCl + BaSO4
CH3COOH + CaCO3 = CaCO3CH3COO + H2 =>
2 CH3COOH + 2 CaCO3 = 2 CaCO3CH3COO + H2
Al2(SO4)3 + BaCl2 = AlCl3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
(CuOH)2CO3 = CuO + CO2 + H2O =>
(CuOH)2CO3 = 2 CuO + CO2 + H2O
K{+} + C{2+} = K{2+} + C =>
2 K{+} + C{2+} = 2 K{2+} + C
ZnS + O = ZnO + S3 =>
3 ZnS + 3 O = 3 ZnO + S3
Li2SO4 + BaCl2 = LiCl + BaSO4 =>
Li2SO4 + BaCl2 = 2 LiCl + BaSO4
[Cu(NH3)4]SO4 + Na2CO3 = CuCO3 + Na2SO4 + NH3 =>
[Cu(NH3)4]SO4 + Na2CO3 = CuCO3 + Na2SO4 + 4 NH3
ZnS + O = ZnO + S3 =>
3 ZnS + 3 O = 3 ZnO + S3
Pb(CH3COO)2 + AgNO3 = AgCH3COO + Pb(NO3)2 =>
Pb(CH3COO)2 + 2 AgNO3 = 2 AgCH3COO + Pb(NO3)2
K2CO3 + Ca(OH)2 = KOH + CaCO3 =>
K2CO3 + Ca(OH)2 = 2 KOH + CaCO3
Hg(NO3)2(aq) + NH4SCN(aq) = Hg(SCN)2(aq) + NH4NO3(aq) =>
Hg(NO3)2(aq) + 2 NH4SCN(aq) = Hg(SCN)2(aq) + 2 NH4NO3(aq)
[Cu(NH3)4]SO4 + Na2CO3 = CuCO3 + Na2SO4 + NH3 =>
[Cu(NH3)4]SO4 + Na2CO3 = CuCO3 + Na2SO4 + 4 NH3
Zn + N{+5} = Zn{+2} + N2 =>
5 Zn + 2 N{+5} = 5 Zn{+2} + N2
Mg{2+} + (CO3){2-} = MgCO3 =>
Mg{2+} + (CO3){2-} = MgCO3
C4H6 + CH3COOOH = C4H6O2 + CH3COOH =>
C4H6 + 2 CH3COOOH = C4H6O2 + 2 CH3COOH
MgCl2 + Na2SO3 = Mg(SO3) + NaCl =>
MgCl2 + Na2SO3 = Mg(SO3) + 2 NaCl
Cs(s) + HCl(aq) = CsCl2(aq) + H2(g) =>
Cs(s) + 2 HCl(aq) = CsCl2(aq) + H2(g)
Zn(OH)2 + FeCl2 = ZnCl2 + Fe(OH)2 =>
Zn(OH)2 + FeCl2 = ZnCl2 + Fe(OH)2
SCl2 + C2H4 = S(CH2CH2Cl)2 =>
SCl2 + 2 C2H4 = S(CH2CH2Cl)2
Zn + AgNO3 = Zn2Ag + NO3 =>
2 Zn + AgNO3 = Zn2Ag + NO3
Sn + NaOH = SnOH + Na =>
Sn + NaOH = SnOH + Na
NiCl2 + LiOH = Ni(OH)2 + LiCl =>
NiCl2 + 2 LiOH = Ni(OH)2 + 2 LiCl
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