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K2Cr2O7 + 7 H2SO4 + 6 FeSO4 = Cr2(SO4)3 + K2SO4 + 3 Fe2(SO4)3 + 7 H2O
H2S + CuSO4 = H2SO4 + CuS =>
H2S + CuSO4 = H2SO4 + CuS
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe3O4 + Al2O3 = Fe + AlO3 =>
3 Fe3O4 + 4 Al2O3 = 9 Fe + 8 AlO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Pb(NO3)2 + Na2SO4 = NaNO3 + PbSO4 =>
Pb(NO3)2 + Na2SO4 = 2 NaNO3 + PbSO4
ClO{-} + CrO2{-} = Cl{-} + CrO4{-} =>
2 ClO{-} + CrO2{-} = 2 Cl{-} + CrO4{-}
P2O5 + PCl5 = POCl3 =>
P2O5 + 3 PCl5 = 5 POCl3
Na + Cl = NaCl =>
Na + Cl = NaCl
NaOH + HSO4 = OH + Na(HSO4) =>
NaOH + HSO4 = OH + Na(HSO4)
Na2SiO3 + H2O + HCl = Na2SiClO3 + OH3 =>
Na2SiO3 + H2O + HCl = Na2SiClO3 + OH3
Pb(NO3)2 + NaCl = PbCl + Na(NO3)2 =>
Pb(NO3)2 + NaCl = PbCl + Na(NO3)2
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
C5H9NO4 + O2 = H2O + CO2 + NH3 =>
2 C5H9NO4 + 9 O2 = 6 H2O + 10 CO2 + 2 NH3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
CaO(s) + SiO2(s) = CaSiO3(s) =>
CaO(s) + SiO2(s) = CaSiO3(s)
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
ZINC + SILVERNITRATE = ZINCNITRATE + SILVER =>
ZINC + SILVERNITRATE = ZINCNITRATE + SILVER
SiH4 + O2 = Si + H2O =>
SiH4 + O2 = Si + 2 H2O
C6H5Cl + NH3 = C6H5NH2 + HCl =>
C6H5Cl + NH3 = C6H5NH2 + HCl
Nq + Cl = NqCl =>
Nq + Cl = NqCl
Na + Cl = NaCl =>
Na + Cl = NaCl
NABr + Cl2 = NACl + Br2 =>
2 NABr + Cl2 = 2 NACl + Br2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Mg + HCl = MgCl + H2 =>
2 Mg + 2 HCl = 2 MgCl + H2
H2S + O2 = SO2 + H20 =>
10 H2S + 10 O2 = 10 SO2 + H20
Pb(NO3)2 + FeCl3 = PbCl3 + Fe(NO3)2 =>
Pb(NO3)2 + FeCl3 = PbCl3 + Fe(NO3)2
NaOH + HSO4 = SO4 + Na + H2O =>
NaOH + HSO4 = SO4 + Na + H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
KOH + HCI = KCI + H2O =>
KOH + HCI = KCI + H2O
KOH + HBRO3 = KBRO3 + H2O =>
KOH + HBRO3 = KBRO3 + H2O
C2H2 + Br = C2H2Br =>
C2H2 + Br = C2H2Br
CaCl2 + NaOH = CaOH + NaCl2 =>
CaCl2 + NaOH = CaOH + NaCl2
C5H10NS2Na + H2SO4 = C5H11NS2 + Na2SO4 =>
2 C5H10NS2Na + H2SO4 = 2 C5H11NS2 + Na2SO4
Na + H2So4 = Na2So4 + H2 =>
2 Na + H2So4 = Na2So4 + H2
BaCl2 + Na3PO4 = Ba3(PO4)2 + NaCl =>
3 BaCl2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaCl
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Au(CN)3 + Zn = Au + Zn(CN)2 =>
2 Au(CN)3 + 3 Zn = 2 Au + 3 Zn(CN)2
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
CaCl2 + CuSO4 = CaSO4 + CuCl2 =>
CaCl2 + CuSO4 = CaSO4 + CuCl2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CoCl2 + HCl = CoCl + HCl2 =>
CoCl2 + HCl = CoCl + HCl2
O2 + Be = BeO =>
O2 + 2 Be = 2 BeO
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