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Na + H2O + O = H2O2Na
H2SO4 + Pb = H2O + Pb(HSO4)2 + SO2 =>
3 H2SO4 + Pb = 2 H2O + Pb(HSO4)2 + SO2
Ca + Ag2O = AgCa + O =>
2 Ca + Ag2O = 2 AgCa + O
HNO3 + C = N2 + CO2 + H2O =>
4 HNO3 + 5 C = 2 N2 + 5 CO2 + 2 H2O
K2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + H2O + KHSO4 =>
4 K2Cr2O7 + 3 H2S + 17 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 8 KHSO4
Mn2O3 + Sn(OH)2 = Mn2(OH)2 + SnO3 =>
Mn2O3 + Sn(OH)2 = Mn2(OH)2 + SnO3
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Cr2(SO4)3 + KMnO4 + KOH = K2CrO4 + MnO3 + K2SO4 + H2O =>
Cr2(SO4)3 + 6 KMnO4 + 4 KOH = 2 K2CrO4 + 6 MnO3 + 3 K2SO4 + 2 H2O
C4H8 + O = C02 + H2O =>
C4H8 + 4 O = 2 C02 + 4 H2O
Na2S + HNO3 = S + NO2 + NaNO3 + H2O =>
Na2S + 4 HNO3 = S + 2 NO2 + 2 NaNO3 + 2 H2O
NaSeO3 + F2 + NaOH = NaSeO4 + NaF + H2O =>
NaSeO3 + F2 + 2 NaOH = NaSeO4 + 2 NaF + H2O
Zn + PbNO3(II) = Zn(NO3)2 + Pb + I =>
Zn + 2 PbNO3(II) = Zn(NO3)2 + 2 Pb + 4 I
Cr(OH)2 + O2 + H2O = Cr(OH)3 =>
4 Cr(OH)2 + O2 + 2 H2O = 4 Cr(OH)3
FeO2 + SO2 = FeSO4 =>
FeO2 + SO2 = FeSO4
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + NH4NO3 =>
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + 2 NH4NO3
Co(NO3)2 + NaOH = Co(OH)2 + NaNO3 =>
Co(NO3)2 + 2 NaOH = Co(OH)2 + 2 NaNO3
CaCl2 + NaCH3COO = Ca(CH3COO)2 + NaCl =>
CaCl2 + 2 NaCH3COO = Ca(CH3COO)2 + 2 NaCl
Ca + P = CaP =>
Ca + P = CaP
Na2SnO3 + HCl = SnO2 + NaCl + H2O =>
Na2SnO3 + 2 HCl = SnO2 + 2 NaCl + H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Fe(NO3)2 + NaOH = Fe(OH)2 + NaNO3 =>
Fe(NO3)2 + 2 NaOH = Fe(OH)2 + 2 NaNO3
H3AsO4 + Fe(OH)3 = Fe2(HAsO4)3 + H2O =>
3 H3AsO4 + 2 Fe(OH)3 = Fe2(HAsO4)3 + 6 H2O
HClO4 + Ba(OH)2 = Ba(ClO4)2 + H2O =>
2 HClO4 + Ba(OH)2 = Ba(ClO4)2 + 2 H2O
BaCO3 + HNO3 = Ba(NO3)2 + CO2 + H2O =>
BaCO3 + 2 HNO3 = Ba(NO3)2 + CO2 + H2O
FeCl2 + KNO2 + HCl = FeCl3 + NO + H2O + KCl =>
FeCl2 + KNO2 + 2 HCl = FeCl3 + NO + H2O + KCl
MnO2 + KNO3 + KOH = K2MnO4 + NO + H2O =>
3 MnO2 + 2 KNO3 + 4 KOH = 3 K2MnO4 + 2 NO + 2 H2O
Cu3(PO4)2 + (NH4)4P2O7 = Cu2P2O7 + (NH4)3PO4 =>
2 Cu3(PO4)2 + 3(NH4)4P2O7 = 3 Cu2P2O7 + 4(NH4)3PO4
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + HOH =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 HOH
H3PO4 + Mg(HO)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(HO)2 = Mg3(PO4)2 + 6 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C3H7OH + CuO = C2H5COH + Cu + H2O =>
C3H7OH + CuO = C2H5COH + Cu + H2O
MnS + HNO3 = Mn(NO3)2 + H2S =>
MnS + 2 HNO3 = Mn(NO3)2 + H2S
KMnO4 + (NH4)2SO4 = K2SO4 + NH4(MnO4) =>
2 KMnO4 + (NH4)2SO4 = K2SO4 + 2 NH4(MnO4)
H2SO4 + Be = H2 + Be2(SO4)2 =>
2 H2SO4 + 2 Be = 2 H2 + Be2(SO4)2
Ti2(SO4)3 + FeCl3 + H2O = FeCl2 + TiOSO4 + HCl + H2SO4 =>
Ti2(SO4)3 + 2 FeCl3 + 2 H2O = 2 FeCl2 + 2 TiOSO4 + 2 HCl + H2SO4
Mn(CH3COO)2 + Na2CO3 = MnCO3 + NaCH3COO =>
Mn(CH3COO)2 + Na2CO3 = MnCO3 + 2 NaCH3COO
HCl + KMnO4 + H2SO4 = MnSO4 + Cl2 + H2O + KHSO4 =>
10 HCl + 2 KMnO4 + 4 H2SO4 = 2 MnSO4 + 5 Cl2 + 8 H2O + 2 KHSO4
MnSO4 = Mn{2+} + SO4{-2} =>
MnSO4 = Mn{2+} + SO4{-2}
AgNO3 + MgI2 = AgI + Mg(NO3)2 =>
2 AgNO3 + MgI2 = 2 AgI + Mg(NO3)2
Pb4Cl + Ni = Ni3Cl + Pb =>
Pb4Cl + 3 Ni = Ni3Cl + 4 Pb
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
CH3CCH + KMnO4 + H2O = MnO2 + KOH + CH3C(OH)CH(OH) =>
3 CH3CCH + 2 KMnO4 + 4 H2O = 2 MnO2 + 2 KOH + 3 CH3C(OH)CH(OH)
Na + H3SiO4 = Na4SiO4 + H2 =>
8 Na + 2 H3SiO4 = 2 Na4SiO4 + 3 H2
Cl + H3O = H3OCl =>
Cl + H3O = H3OCl
C2H6S + F2 = CF4 + SF6 + HF =>
C2H6S + 10 F2 = 2 CF4 + SF6 + 6 HF
Z4 + Q2 = ZQ3 =>
Z4 + 6 Q2 = 4 ZQ3
HClO4 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
2 HClO4 + Ca(OH)2 = Ca(ClO4)2 + 2 H2O
CaOCl + HCl = CaCl2 + H2O + Cl2 =>
2 CaOCl + 4 HCl = 2 CaCl2 + 2 H2O + Cl2
ZnBr2 + NH4OH = Zn(OH)2(s) + NH4Br(s) =>
ZnBr2 + 2 NH4OH = Zn(OH)2(s) + 2 NH4Br(s)
C6H5MgBr + (C6H5)2CO + HCl = (C6H5)3COH + MgBrCl2 + CH3OH =>
6 C6H5MgBr + 9(C6H5)2CO + 12 HCl = 8(C6H5)3COH + 6 MgBrCl2 + CH3OH
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