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2 Co(NO3)2 + 2 Na2(CO3) = Co2(CO3)2 + 4 Na(NO3)
Ag3P + Fe = Fe3P2 + Ag =>
2 Ag3P + 3 Fe = Fe3P2 + 6 Ag
Ca(OH)2 + (NH4)3PO4 = Ca3(PO4)2 + H2O + NH3 =>
3 Ca(OH)2 + 2(NH4)3PO4 = Ca3(PO4)2 + 6 H2O + 6 NH3
Fe + S = FeS =>
Fe + S = FeS
Cr2(SO4)3 + H2O = Cr + O2 + H2SO4 =>
2 Cr2(SO4)3 + 6 H2O = 4 Cr + 3 O2 + 6 H2SO4
[Sn(OH)]Cl + HNO3 = H2O + SnCl2 + Sn(NO3)2 =>
2[Sn(OH)]Cl + 2 HNO3 = 2 H2O + SnCl2 + Sn(NO3)2
Bi + Mn + Sn = BiMn6Sn30 =>
Bi + 6 Mn + 30 Sn = BiMn6Sn30
CH2Cl2 + O3 = CO2 + H2O + Cl2 =>
CH2Cl2 + O3 = CO2 + H2O + Cl2
FeH2SO4 = FeSO4 + H =>
FeH2SO4 = FeSO4 + 2 H
CoHCO3 = Co2CO3 + H2O + CO2 = =>
2 CoHCO3 = Co2CO3 + H2O + CO2
H2O + C2H5OC2H5 = C2H5OH =>
H2O + C2H5OC2H5 = 2 C2H5OH
C6H12O6 + Cu(OH)2 = (C6H10O6)Cu + H2O =>
C6H12O6 + Cu(OH)2 = (C6H10O6)Cu + 2 H2O
Zn + H3O{+2} = Zn2{+} + H2 + H2O =>
8 Zn + 2 H3O{+2} = 4 Zn2{+} + H2 + 2 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
KAlO2 + H2O = K[Al(OH)4] =>
KAlO2 + 2 H2O = K[Al(OH)4]
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
I2 = I03 =>
3 I2 = 2 I03
[Cu(NH3)4]SO4 + Fe = [Fe(NH3)4]SO4 + Cu =>
[Cu(NH3)4]SO4 + Fe = [Fe(NH3)4]SO4 + Cu
C4H8 + HBr = C4H9Br =>
C4H8 + HBr = C4H9Br
Fe + KMnO4 + HCl = FeCl3 + KCl + MnCl2 + H2O =>
5 Fe + 3 KMnO4 + 24 HCl = 5 FeCl3 + 3 KCl + 3 MnCl2 + 12 H2O
PbO(s) + HNO3(aq) = Pb(NO3)2(aq) + H2O(l) =>
PbO(s) + 2 HNO3(aq) = Pb(NO3)2(aq) + H2O(l)
NiCl2 + NaOH + Cl2 = Ni2O3*H2O + NaCl + H2O =>
2 NiCl2 + 6 NaOH + Cl2 = Ni2O3*H2O + 6 NaCl + 2 H2O
CN{-} + MnO4{-} + H2O = OCN{-} + MnO(OH)2 + OH{-} =>
3 CN{-} + 2 MnO4{-} + 3 H2O = 3 OCN{-} + 2 MnO(OH)2 + 2 OH{-}
H3BO3 + HF = H2O + HBF4 =>
H3BO3 + 4 HF = 3 H2O + HBF4
F2O7 + HCl = FCl7 + H2O =>
F2O7 + 14 HCl = 2 FCl7 + 7 H2O
Fe2Br3 + Cl2 = Fe2Cl3 + Br2 =>
2 Fe2Br3 + 3 Cl2 = 2 Fe2Cl3 + 3 Br2
ReBr3 + NaOH + O2 = NaBr + H2O + NaReO4 =>
ReBr3 + 4 NaOH + O2 = 3 NaBr + 2 H2O + NaReO4
C2H5Cl + CH3Cl + Na = C3H8 + NaCl = pt =>
C2H5Cl + CH3Cl + 2 Na = C3H8 + 2 NaCl
KNO2 + H2O = KNO3 + NO + KOH =>
3 KNO2 + H2O = KNO3 + 2 NO + 2 KOH
Fe(NO3)2 + KI = KNO3 + FeI2 =>
Fe(NO3)2 + 2 KI = 2 KNO3 + FeI2
Cr + Cl + Li = CrLiCl =>
Cr + Cl + Li = CrLiCl
Mg + H2O = H + Mg(HO)2 =>
Mg + 2 H2O = 2 H + Mg(HO)2
CH3COOH + CH3(CH2)3OH = CH3COO(CH2)3CH3 + H2O =>
CH3COOH + CH3(CH2)3OH = CH3COO(CH2)3CH3 + H2O
Fe + S = FeS =>
Fe + S = FeS
Ba + WBr = W + BaBr =>
Ba + WBr = W + BaBr
K3 = K4 =>
4 K3 = 3 K4
C8N3O2H5 + Na2S2O4 + H2O = C8H7N3O2 + H1O3S + Na =>
C8N3O2H5 + Na2S2O4 + 2 H2O = C8H7N3O2 + 2 H1O3S + 2 Na
Cr + Zn{2+} = Cr{3+} + Zn =>
2 Cr + 3 Zn{2+} = 2 Cr{3+} + 3 Zn
Ba(NO3)2 + (NH4)2SO4 = BaSO4 + NH4NO3 =>
Ba(NO3)2 + (NH4)2SO4 = BaSO4 + 2 NH4NO3
C2H4(g) + O2(g) = CO3(g) + H2O(l) =>
C2H4(g) + 4 O2(g) = 2 CO3(g) + 2 H2O(l)
CH4N + O2 = CO2 + N2 + H2O =>
2 CH4N + 4 O2 = 2 CO2 + N2 + 4 H2O
CaI2(aq) + F2(l) = CaF2(aq) + I2(aq) =>
CaI2(aq) + F2(l) = CaF2(aq) + I2(aq)
Zn{2+} + NH4{+} + H2O = Zn + NO3{-} + H{+} =>
4 Zn{2+} + NH4{+} + 3 H2O = 4 Zn + NO3{-} + 10 H{+}
N5 + O2 = N2O46 =>
2 N5 + 115 O2 = 5 N2O46
C6H12O2 + O2 = CO2 + HOH =>
C6H12O2 + 8 O2 = 6 CO2 + 6 HOH
H2O + Fe2O3 + NaOH = Na[Fe(OH)4] =>
3 H2O + Fe2O3 + 2 NaOH = 2 Na[Fe(OH)4]
K + HCO4 = KCO4 + H2O + CO2 =>
3 K + 4 HCO4 = 3 KCO4 + 2 H2O + CO2
CuSO4*5H2O + KClO3 + H2O2 = CuClO7 + H2O + KSO3 =>
CuSO4*5H2O + KClO3 + 3 H2O2 = CuClO7 + 8 H2O + KSO3
NaSO3 + HCl = NaHSO3 + Cl =>
NaSO3 + HCl = NaHSO3 + Cl
Fe + O2(g) = Fe2O3 =>
4 Fe + 3 O2(g) = 2 Fe2O3
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