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2 H3PO4 + 3 CrSO4 = 3 H2SO4 + Cr3(PO4)2
KSCN + Na2SO4 = K2SO4 + NaSNC =>
2 KSCN + Na2SO4 = K2SO4 + 2 NaSNC
C3H6O + I2 + NaOH = CHI3 + CO2HNa + H2ONaI =>
C3H6O + 5 I2 + 5 NaOH = 2 CHI3 + CO2HNa + 4 H2ONaI
HCO3 = H2O2 + CO2 =>
2 HCO3 = H2O2 + 2 CO2
Pr + S = Pr2S3 =>
2 Pr + 3 S = Pr2S3
Pb(NO3)2 + KCl = KNO3 + PbCl2 =>
Pb(NO3)2 + 2 KCl = 2 KNO3 + PbCl2
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
Al + NaOH + H2O = H2 + Al(OH)4{-} + Na{+} =>
2 Al + 2 NaOH + 6 H2O = 3 H2 + 2 Al(OH)4{-} + 2 Na{+}
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
KICl4 + H2O = KOI + H2Cl4 =>
KICl4 + H2O = KOI + H2Cl4
CH2 + H2 = CH3 =>
2 CH2 + H2 = 2 CH3
FeBr3 + AgNO3 = Fe(NO3)3 + AgBr =>
FeBr3 + 3 AgNO3 = Fe(NO3)3 + 3 AgBr
Sr + AgCl = AgSr + Cl =>
Sr + AgCl = AgSr + Cl
Al2(SO4)3 + CH3COONa + Na2HPO4 = AlPO4 + CH3COOH + Na2SO4 =>
Al2(SO4)3 + 2 CH3COONa + 2 Na2HPO4 = 2 AlPO4 + 2 CH3COOH + 3 Na2SO4
ZnSO4*7H2O + K2CO3 = K2SO4 + ZnCO3 + H2O =>
ZnSO4*7H2O + K2CO3 = K2SO4 + ZnCO3 + 7 H2O
CaO(s) + Mg(s) = CaMg + O =>
CaO(s) + Mg(s) = CaMg + O
Na2S2O5 + H2O = Na{+} + HSO3{-} =>
Na2S2O5 + H2O = 2 Na{+} + 2 HSO3{-}
NaOH + Ba(NO3)2 = Ba(OH)2 + NaNO3 =>
2 NaOH + Ba(NO3)2 = Ba(OH)2 + 2 NaNO3
Na{2}S + HCl = NaCl + H{2}S =>
Na{2}S + HCl = NaCl + H{2}S
K2Cr2O7 + FeSO4 + HCl = FeCl3 + KCl + Cr2(SO4)3 + Fe(SO4)3 + H2O =>
2 K2Cr2O7 + 9 FeSO4 + 28 HCl = 8 FeCl3 + 4 KCl + 2 Cr2(SO4)3 + Fe(SO4)3 + 14 H2O
(NH4) + O2 = N + H2O =>
(NH4) + O2 = N + 2 H2O
(NH4)2SO4 + Ca(NO2)2 = Ca(NO3)2 + SO2 + NH3 + H2O =>
2(NH4)2SO4 + Ca(NO2)2 = Ca(NO3)2 + 2 SO2 + 4 NH3 + 2 H2O
NaCl(ac) + H2SO4(ac) = Na2SO4(ac) + HCl(g) =>
2 NaCl(ac) + H2SO4(ac) = Na2SO4(ac) + 2 HCl(g)
Ca + KCl2 = CaCl2K =>
Ca + KCl2 = CaCl2K
Na + H{+} = Na{+} + H2 =>
2 Na + 2 H{+} = 2 Na{+} + H2
oxygen + carbon = carbondioxide =>
O2 + C = CO2
Mn2O3 + HNO3 = Mn(NO3)2 + H2O + O2 =>
2 Mn2O3 + 8 HNO3 = 4 Mn(NO3)2 + 4 H2O + O2
NH3(g) + O2(g) = HNO(g)H2O(g) =>
NH3(g) + O2(g) = HNO(g)H2O(g)
Si2H3 + O2 = SiO2 + H203 =>
203 Si2H3 + 406 O2 = 406 SiO2 + 3 H203
OF2(g) + H2(g) = H2O(g) + HF(g) =>
OF2(g) + 2 H2(g) = H2O(g) + 2 HF(g)
H2S + O = H2 + SO2 =>
H2S + 2 O = H2 + SO2
NO2 + KI + H2SO4 = I2 + NO + K2SO4 + H2O =>
NO2 + 2 KI + H2SO4 = I2 + NO + K2SO4 + H2O
KIO3 + Ca(NO3)2 = K(NO3) + Ca(IO3)2 =>
2 KIO3 + Ca(NO3)2 = 2 K(NO3) + Ca(IO3)2
Ca(HCO3)2 + HCI = CaCI + H(HCO3)2 =>
Ca(HCO3)2 + HCI = CaCI + H(HCO3)2
Mg + O6 = MgO =>
6 Mg + O6 = 6 MgO
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
C6H4(CH3)(NO2) + HCl + Fe = C6H4(CH3)(NH3Cl) + FeCl2 + H2O =>
C6H4(CH3)(NO2) + 7 HCl + 3 Fe = C6H4(CH3)(NH3Cl) + 3 FeCl2 + 2 H2O
CuCl2 + Fe = FeCl2 + Cu =>
CuCl2 + Fe = FeCl2 + Cu
Ca(C2H3O2) + CO3(NH4) = CaCO3 + C2H3O2(NH4) =>
Ca(C2H3O2) + CO3(NH4) = CaCO3 + C2H3O2(NH4)
H2SiO3 + Al(OH)3 = Al2(SiO3)3 + H2O =>
3 H2SiO3 + 2 Al(OH)3 = Al2(SiO3)3 + 6 H2O
Pb(OH)2 + KOH = K4[Pb(OH)6] =>
Pb(OH)2 + 4 KOH = K4[Pb(OH)6]
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
Sr(OH)2 + (NH4)2S = SrS + NH4OH =>
Sr(OH)2 + (NH4)2S = SrS + 2 NH4OH
KNO3 + CuCl2 = CuNO3 + KCl2 =>
KNO3 + CuCl2 = CuNO3 + KCl2
Ba + H2S = BaS + H2 =>
Ba + H2S = BaS + H2
FeCl2 = Cl2 + Fe =>
FeCl2 = Cl2 + Fe
HBr + Mg = MgBr + H =>
HBr + Mg = MgBr + H
CrCl3 + Ni(NO3)2 = Cr(NO3)3 + NiCl2 =>
2 CrCl3 + 3 Ni(NO3)2 = 2 Cr(NO3)3 + 3 NiCl2
Pd + SnCl2 = PdCl + Sn =>
2 Pd + SnCl2 = 2 PdCl + Sn
Cu + HNO3 = CuNO32 + NO2 + H2O =>
Cu + 60 HNO3 = CuNO32 + 59 NO2 + 30 H2O
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