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MgSO4 + NaCO3 = MgCO3 + NaSO4
NH3 + CO2 = CH4N2O + H2O =>
2 NH3 + CO2 = CH4N2O + H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
(NH4)2SO4(aq) + AgClO4(aq) = Ag2SO4 + NH4ClO4 =>
(NH4)2SO4(aq) + 2 AgClO4(aq) = Ag2SO4 + 2 NH4ClO4
Na + H2SO4 = Na2S + NaSO4 + H2O =>
5 Na + 4 H2SO4 = Na2S + 3 NaSO4 + 4 H2O
Sr + HNO3 = Sr(NO3)2 + H2 =>
Sr + 2 HNO3 = Sr(NO3)2 + H2
KIO3 + HCl = I2 + Cl2 + KCl + H2O =>
2 KIO3 + 12 HCl = I2 + 5 Cl2 + 2 KCl + 6 H2O
NaIO3 + Na2SO3 = Na2SO4 + NaI =>
NaIO3 + 3 Na2SO3 = 3 Na2SO4 + NaI
Al2(CO3)3 + HCl = Al(Cl3) + CO2 + H2O =>
Al2(CO3)3 + 6 HCl = 2 Al(Cl3) + 3 CO2 + 3 H2O
PbI2 = Pb2 + I2 =>
2 PbI2 = Pb2 + 2 I2
Fe2 + S = Fe2S3 =>
Fe2 + 3 S = Fe2S3
HCl + K2SO3 = H2SO3 + KCl =>
2 HCl + K2SO3 = H2SO3 + 2 KCl
Sn + NaOH = Na2SnO2 + H2 =>
Sn + 2 NaOH = Na2SnO2 + H2
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
KCl + Na2CrO4 + AgNO3 = K2CrO4 + AgCl + NaNO3 =>
2 KCl + Na2CrO4 + 2 AgNO3 = K2CrO4 + 2 AgCl + 2 NaNO3
Al + O = AlO2 =>
Al + 2 O = AlO2
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
CaCO3 + NaF = CaF2 + Na2CO3 =>
CaCO3 + 2 NaF = CaF2 + Na2CO3
K2Br2O3 = KBr + O =>
K2Br2O3 = 2 KBr + 3 O
HNO3(aq) + NH4OH(aq) = NH4NO3(aq) + H2O =>
HNO3(aq) + NH4OH(aq) = NH4NO3(aq) + H2O
Ba(OH)2 + Ba(HCO3)2 = BaCO3 + H2O =>
Ba(OH)2 + Ba(HCO3)2 = 2 BaCO3 + 2 H2O
Fe2 + S2 = Fe2S3 =>
2 Fe2 + 3 S2 = 2 Fe2S3
Fe2O3 + CaO = Ca(FeO2)2 =>
Fe2O3 + CaO = Ca(FeO2)2
C2 = C8 =>
4 C2 = C8
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Na + S = Na2S =>
2 Na + S = Na2S
Zn(H20)6 + OH = [Zn(OH)4] + H2O =>
Zn(H20)6 + 124 OH = [Zn(OH)4] + 120 H2O
NH4Cl = NH3HCl =>
NH4Cl = NH3HCl
AuO3 = Au + O2 =>
2 AuO3 = 2 Au + 3 O2
H3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3PO4*12MoO3 + NH4NO3 + H2O111 =>
19 H3PO4 + 228(NH4)2MoO4 + 839 HNO3 = 19(NH4)3PO4*12MoO3 + 619 NH4NO3 + 8 H2O111
(NH4)3PO4(aq) + NaBr(aq) = Na3PO4(aq) + NH4Br(aq) =>
(NH4)3PO4(aq) + 3 NaBr(aq) = Na3PO4(aq) + 3 NH4Br(aq)
Ni = Ni{2+} + e =>
Ni = Ni{2+} + 2e
CH4 + Br2 = CH4Br2 =>
CH4 + Br2 = CH4Br2
MnSO4 + BaCl2 = MnCl2 + BaSO4 =>
MnSO4 + BaCl2 = MnCl2 + BaSO4
POCl3 + Ba(OH)2 = Ba3(PO4)2 + BaCl2 + H2O =>
2 POCl3 + 6 Ba(OH)2 = Ba3(PO4)2 + 3 BaCl2 + 6 H2O
MgCO3 = MgO*CO2 =>
MgCO3 = MgO*CO2
BeOCa(OH)2 = Be(OH)2CaO =>
BeOCa(OH)2 = Be(OH)2CaO
Rb + HCl = RbCl + H2 =>
2 Rb + 2 HCl = 2 RbCl + H2
Co3O4 + SO2 + O2 = CoSO4 =>
Co3O4 + 3 SO2 + O2 = 3 CoSO4
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Sm + Cr + Sb = SmCrSb3 =>
Sm + Cr + 3 Sb = SmCrSb3
Cr3 + Br2 = CrBr3 =>
2 Cr3 + 9 Br2 = 6 CrBr3
Mn(NO3)2 + PbO2 + HNO3 = Pb(NO3)2 + H2O + HMnO4 =>
2 Mn(NO3)2 + 5 PbO2 + 6 HNO3 = 5 Pb(NO3)2 + 2 H2O + 2 HMnO4
H2SO3 + Hg = H2 + HgSO3 =>
H2SO3 + Hg = H2 + HgSO3
H3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3[PMo12O40] + NH4NO3 + H2O =>
H3PO4 + 12(NH4)2MoO4 + 21 HNO3 = (NH4)3[PMo12O40] + 21 NH4NO3 + 12 H2O
SiH2Cl2 + Cu(OH)2 = CuCl2 + SiO2 + H2 =>
SiH2Cl2 + Cu(OH)2 = CuCl2 + SiO2 + 2 H2
As + O2 = As4O6 =>
4 As + 3 O2 = As4O6
NH3KI = NIKH3 =>
NH3KI = NIKH3
NaIO3 + Na2SO3 = Na2SO4 + NaI =>
NaIO3 + 3 Na2SO3 = 3 Na2SO4 + NaI
HOOBr(g) + HBr(g) = HOBr(g) =>
HOOBr(g) + HBr(g) = 2 HOBr(g)
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