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Ca(s) + N2 = CaN2
SrCO3 + Na2SO4 = SrSO4 + Na2CO3 =>
SrCO3 + Na2SO4 = SrSO4 + Na2CO3
HNO2(aq) + Ca(OH)2(aq) = Ca(NO2)2(aq) + H2O(l) =>
2 HNO2(aq) + Ca(OH)2(aq) = Ca(NO2)2(aq) + 2 H2O(l)
KIO3(s) = KI(s) + O2(g) =>
2 KIO3(s) = 2 KI(s) + 3 O2(g)
[Fe(H2O)6]3{+} + NH3 = [Fe(NH3)6]3{+} + H2O =>
[Fe(H2O)6]3{+} + 18 NH3 = [Fe(NH3)6]3{+} + 18 H2O
NO + H2O = HNO3 + N20 =>
100 NO + 20 H2O = 40 HNO3 + 3 N20
(NH4)2 + SO4 + NaOH = Na2SO4 + NH3 + H2O =>
(NH4)2 + SO4 + 2 NaOH = Na2SO4 + 2 NH3 + 2 H2O
LiBr + Mg3(PO4)2 = MgBr2 + Li3(PO4) =>
6 LiBr + Mg3(PO4)2 = 3 MgBr2 + 2 Li3(PO4)
H2S + KOH = K2S + HOH =>
H2S + 2 KOH = K2S + 2 HOH
C2H4(OH)2 + Na = C2H4O2Na + H2 =>
C2H4(OH)2 + Na = C2H4O2Na + H2
NaO2 + H2O = NaOH + O2 + H2O2 =>
2 NaO2 + H2O = 2 NaOH + O2 + 2 H2O2
(NH4)2SO3 + NaOH = NH3 + Na2SO3 + H2O =>
(NH4)2SO3 + 2 NaOH = 2 NH3 + Na2SO3 + 2 H2O
HNO3 + Zn(OH)2 = Zn(NO3)2 + H2O =>
2 HNO3 + Zn(OH)2 = Zn(NO3)2 + 2 H2O
C6H5NH2 + H2SO4 = C6H9NO4S =>
C6H5NH2 + H2SO4 = C6H9NO4S
Na[Al(OH)4] + H2O2 = Al(OH)3 + NaO + H2O =>
2 Na[Al(OH)4] + H2O2 = 2 Al(OH)3 + 2 NaO + 2 H2O
H3C6H5O7(aq) + OH(aq) = H2C6H5O7(aq) + H2O(l) =>
H3C6H5O7(aq) + OH(aq) = H2C6H5O7(aq) + H2O(l)
H3PO4 = P2O3 + H2 + O2 =>
4 H3PO4 = 2 P2O3 + 6 H2 + 5 O2
CuCl2*2H2O + Na2CO3 = CuCO3 + NaCl + H2O =>
CuCl2*2H2O + Na2CO3 = CuCO3 + 2 NaCl + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cd(NO3)2 + C2H5NS = CdS + C2H5N(NO3)2 =>
Cd(NO3)2 + C2H5NS = CdS + C2H5N(NO3)2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Na2FeO4 + Ba(NO3)2 = BaFeO4 + NaNO3 =>
Na2FeO4 + Ba(NO3)2 = BaFeO4 + 2 NaNO3
Na2O + (NH4)2SO4 = Na2SO4 + H2O + NH3 =>
Na2O + (NH4)2SO4 = Na2SO4 + H2O + 2 NH3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
C3H7MgCl + CO2 + H2O = HOOCCH2CH2COOH + OHMgCl =>
7 C3H7MgCl + 19 CO2 + 9 H2O = 10 HOOCCH2CH2COOH + 7 OHMgCl
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Zn(No3)2 + CUSO4 = CU(No3)2 + ZnSO4 =>
Zn(No3)2 + CUSO4 = CU(No3)2 + ZnSO4
MnO + NH4Cl = MnCl2 + NH3 + H2O =>
MnO + 2 NH4Cl = MnCl2 + 2 NH3 + H2O
Ba(OH)2 + K2SO4 = BaSO4 + KOH =>
Ba(OH)2 + K2SO4 = BaSO4 + 2 KOH
C20H14O4 + NaOH = C20H14O4NaOH =>
C20H14O4 + NaOH = C20H14O4NaOH
HgCl2 + Na2S = HgS + Na2Cl2 =>
HgCl2 + Na2S = HgS + Na2Cl2
CoSO4 + Fe = Fe(SO4)3 + Co =>
3 CoSO4 + Fe = Fe(SO4)3 + 3 Co
Mg3(PO4)2 + Ca(NO3)2 = Ca3(PO4)2 + Mg(NO3)2 =>
Mg3(PO4)2 + 3 Ca(NO3)2 = Ca3(PO4)2 + 3 Mg(NO3)2
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
H2CO3 + CuSO4 = CuCO3 + SO4H2 =>
H2CO3 + CuSO4 = CuCO3 + SO4H2
S2O3{-2} + O2 + H2O = SO4{2-} + H{+} =>
S2O3{-2} + 2 O2 + H2O = 2 SO4{2-} + 2 H{+}
BaO + HClO3 = H2O + Ba(ClO3)2 =>
BaO + 2 HClO3 = H2O + Ba(ClO3)2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cs2 + S = Cs2S =>
Cs2 + S = Cs2S
HCOOCH3 + Ag2O = CO2 + H2O + Ag =>
HCOOCH3 + 4 Ag2O = 2 CO2 + 2 H2O + 8 Ag
CaO3 = CaO2 + O3 =>
3 CaO3 = 3 CaO2 + O3
Na2CO3 + NaHCO3 = Na2HCO3 + NaCO3 =>
Na2CO3 + NaHCO3 = Na2HCO3 + NaCO3
Ca(OH)2 + SO2 = CaSO3 + H2O =>
Ca(OH)2 + SO2 = CaSO3 + H2O
NH4H2PO4 + Ba(OH)2 = (NH4)2HPO4 + Ba3(PO4)2 + H2O =>
4 NH4H2PO4 + 3 Ba(OH)2 = 2(NH4)2HPO4 + Ba3(PO4)2 + 6 H2O
H2SO4 + HJ = J2 + H2S + H2O =>
H2SO4 + 8 HJ = 4 J2 + H2S + 4 H2O
[Zn(OH)4]{-}2 + H2SO4 = ZnSO4 + SO4{-}2 + H2O =>
[Zn(OH)4]{-}2 + 2 H2SO4 = ZnSO4 + SO4{-}2 + 4 H2O
NaI(aq) + CaCl2(aq) = NaCl(aq) + CaI2(aq) =>
2 NaI(aq) + CaCl2(aq) = 2 NaCl(aq) + CaI2(aq)
Cu(NO3)3 + KI = CuI + I2 + KNO3 =>
Cu(NO3)3 + 3 KI = CuI + I2 + 3 KNO3
CuSO4 + NaSCN = Cu(SCN)2 + Na2SO4 =>
CuSO4 + 2 NaSCN = Cu(SCN)2 + Na2SO4
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