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Na + 2 HCl = NaCl2 + H2
Zn + NaI = ZnI + Na =>
Zn + NaI = ZnI + Na
FeCr2 + K2CrO7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
FeCr2 + K2CrO7 + 14 HCl = FeCl3 + 2 KCl + 3 CrCl3 + 7 H2O
NaHS + H2SO4 = NaHSO4 + SO2 + H2O =>
NaHS + 4 H2SO4 = NaHSO4 + 4 SO2 + 4 H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
AgNO3 + NH4OH = Ag2O + H2O + NH3NO3 =>
18 AgNO3 + 14 NH4OH = 9 Ag2O + 11 H2O + 16 NH3NO3
NH4NO3 + NaOH = NaNO3 + N2 + H2O =>
5 NH4NO3 + 2 NaOH = 2 NaNO3 + 4 N2 + 11 H2O
CaI2 + K3PO4 = CaPO4 + I2K3 =>
CaI2 + K3PO4 = CaPO4 + I2K3
FeO(OH)H2O + HCl = FeCl3 + H2O =>
FeO(OH)H2O + 3 HCl = FeCl3 + 3 H2O
FeCl2 + AgNO3 = AgCl + Fe + NO3 =>
FeCl2 + 2 AgNO3 = 2 AgCl + Fe + 2 NO3
C16H12O2 + H2 = C16H14O2 =>
C16H12O2 + H2 = C16H14O2
C8H16O8 + O2 = CO2 + H2O =>
C8H16O8 + 8 O2 = 8 CO2 + 8 H2O
Na2ZnO2 + H2O = NaOH + H2ZnO2 =>
Na2ZnO2 + 2 H2O = 2 NaOH + H2ZnO2
CH4 + O2 = CH2 + HO4 =>
CH4 + 4 O2 = CH2 + 2 HO4
Cr2(SO4)3 + C2H2O4 = Cr2(C2O4)3 + H2SO4 =>
Cr2(SO4)3 + 3 C2H2O4 = Cr2(C2O4)3 + 3 H2SO4
H2Se + H2O = H3O + Se =>
H2Se + 2 H2O = 2 H3O + Se
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
KCNO3 = KCN + O2 =>
2 KCNO3 = 2 KCN + 3 O2
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Br2 + FeSO4 = FeBr2 + Fe2(SO4)3 =>
Br2 + 3 FeSO4 = FeBr2 + Fe2(SO4)3
H2NCH2COOH + CuSO4 = H2NCH2COOCu + HSO4 =>
H2NCH2COOH + CuSO4 = H2NCH2COOCu + HSO4
Mg0 + H2O = MgO + H2 =>
Mg0 + H2O = MgO + H2
Ca(HCO3)2 + BaCl2 = Ba(HCO3)2 + CaCl2 =>
Ca(HCO3)2 + BaCl2 = Ba(HCO3)2 + CaCl2
Ca(OH)2 + C27H56 = Ca + H2O + CO2 =>
82 Ca(OH)2 + C27H56 = 82 Ca + 110 H2O + 27 CO2
PBr3 + H2O = P2O3 + HBr =>
2 PBr3 + 3 H2O = P2O3 + 6 HBr
Mg(OH)2 + Mn(OH)4 = Mg2(MnO4) + H2O =>
2 Mg(OH)2 + Mn(OH)4 = Mg2(MnO4) + 4 H2O
CaCO3(s) + HCl(aq) = CaCl2(aq) + H2O(e) + CO2(g) =>
CaCO3(s) + 2 HCl(aq) = CaCl2(aq) + H2O(e) + CO2(g)
Mg + (CuNO3)2 = Cu + MgNO3 =>
2 Mg + (CuNO3)2 = 2 Cu + 2 MgNO3
NaCl(aq) + KNO3(aq) = KCl + NaNO3(aq) =>
NaCl(aq) + KNO3(aq) = KCl + NaNO3(aq)
FeCl3*6H2O + (CH3CO2Na*3H2O) + C5H8O2 = Fe(C5H7O2)3 + CH3CO2H + NaCl + H2O =>
FeCl3*6H2O + 3(CH3CO2Na*3H2O) + 3 C5H8O2 = Fe(C5H7O2)3 + 3 CH3CO2H + 3 NaCl + 15 H2O
MgC = Mg + C =>
MgC = Mg + C
Cu(NO3)2(aq) + BaCl2(aq) = CuCl2(aq) + Ba(NO3)2(aq) =>
Cu(NO3)2(aq) + BaCl2(aq) = CuCl2(aq) + Ba(NO3)2(aq)
Na(OH)2 + MgSO4 = Mg(OH)2 + NaSO4 =>
Na(OH)2 + MgSO4 = Mg(OH)2 + NaSO4
CrBr3 + NH4OH = [Cr(NH3)6]Br3 + H2O =>
CrBr3 + 6 NH4OH = [Cr(NH3)6]Br3 + 6 H2O
Zn(s) + Cu(No3)(aq) = Zn(No3)2(aq) + Cu(s) =>
Zn(s) + 2 Cu(No3)(aq) = Zn(No3)2(aq) + 2 Cu(s)
NH4(aq) + NaOH(aq) = H2O(l) + NH3(g) + Na(aq) =>
NH4(aq) + NaOH(aq) = H2O(l) + NH3(g) + Na(aq)
C5H9NO4 = HNO3 + C4H6O2 + N2 + H2O =>
20 C5H9NO4 = 6 HNO3 + 25 C4H6O2 + 7 N2 + 12 H2O
C10H15NOHCl + KOH + Li = C10H15N + LiOH + KCl =>
C10H15NOHCl + KOH + 2 Li = C10H15N + 2 LiOH + KCl
S2O3{-2} + Br2 + OH{-} = SO4{-2} + Br{-} + H2O =>
S2O3{-2} + 4 Br2 + 10 OH{-} = 2 SO4{-2} + 8 Br{-} + 5 H2O
Pb + HBr = PbBr4 + H2 =>
Pb + 4 HBr = PbBr4 + 2 H2
C6H8O7H2O = C6H8O7 + H2O =>
C6H8O7H2O = C6H8O7 + H2O
Ag2CO3 + CH3COOH = CH3CO2Ag + CO2 + H2O =>
Ag2CO3 + 2 CH3COOH = 2 CH3CO2Ag + CO2 + H2O
CoCl2 + HBr = CoBr2 + HCl =>
CoCl2 + 2 HBr = CoBr2 + 2 HCl
CaO + H2SO4(aq) = CaSO4(aq) + H2O(l) =>
CaO + H2SO4(aq) = CaSO4(aq) + H2O(l)
ZnSO4(aq)BaCl2(aq) = BaSO4(s)ZnCl2(aq) =>
ZnSO4(aq)BaCl2(aq) = BaSO4(s)ZnCl2(aq)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Cu + HNO3 = Cu(NO3)2(aq) + NO(g) + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O
CrCl2 + CH3COONa = Cr2(CH3COO)4 + NaCl =>
2 CrCl2 + 4 CH3COONa = Cr2(CH3COO)4 + 4 NaCl
(CO2H)2 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5(CO2H)2 + 2 KMnO4 + 3 H2SO4 = 10 CO2 + 2 MnSO4 + K2SO4 + 8 H2O
SO2 + KMnO4 = K2S + Mn + O2 =>
SO2 + 2 KMnO4 = K2S + 2 Mn + 5 O2
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