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K2Cr2O7 + 6 KI + 7 H2SO4 = 4 K2SO4 + 7 H2O + Cr2(SO4)3 + 3 I2
H3O{+} + Br{-} = BrO + H2 =>
2 H3O{+} + 2 Br{-} = 2 BrO + 3 H2
H2O + Cl2O7 = HClO4 =>
H2O + Cl2O7 = 2 HClO4
C5H8NO4Na + NaOH + HCHO + H2O2 = C9H9NO8Na4 + H2O =>
C5H8NO4Na + 3 NaOH + 4 HCHO + 2 H2O2 = C9H9NO8Na4 + 7 H2O
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Mg + HCl = MgCl{+2} + H{-2} =>
Mg + HCl = MgCl{+2} + H{-2}
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Fe2(SO4)3 + KI = I2 + KSO4 + FeSO4 =>
2 Fe2(SO4)3 + 2 KI = I2 + 2 KSO4 + 4 FeSO4
SiO2 + H2F2 = SiF4 + H2O =>
SiO2 + 2 H2F2 = SiF4 + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ni(NO3)2 + Na2S2O3 + C6H12O6 = NiS2 + NaNO3 + H2O + CO2 =>
4 Ni(NO3)2 + 4 Na2S2O3 + C6H12O6 = 4 NiS2 + 8 NaNO3 + 6 H2O + 6 CO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Cu2(OH)2SO4 + H2SO4 = CuSO4 + H2O =>
Cu2(OH)2SO4 + H2SO4 = 2 CuSO4 + 2 H2O
(NH4)2S2O8 + MnSO4 + H2O = MnO2 + (NH4)2SO4 + H2SO4 =>
(NH4)2S2O8 + MnSO4 + 2 H2O = MnO2 + (NH4)2SO4 + 2 H2SO4
HClO4Au(OH) = Au(ClO4)H2O =>
HClO4Au(OH) = Au(ClO4)H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
XeF2 + CF3CO2H = Xe(O2CCF3)2 + HF =>
XeF2 + 2 CF3CO2H = Xe(O2CCF3)2 + 2 HF
CrSO4 + NaOH = Cr(OH)2 + Na2SO4 =>
CrSO4 + 2 NaOH = Cr(OH)2 + Na2SO4
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
H2Cr2O7 + Co(OH)3 = Co2(Cr2O7)3 + H2O =>
3 H2Cr2O7 + 2 Co(OH)3 = Co2(Cr2O7)3 + 6 H2O
HClBaCl2 = HCl2BaCl =>
HClBaCl2 = HCl2BaCl
ZnS(s) + O2(g) = ZnO(s) + SO2(g) =>
2 ZnS(s) + 3 O2(g) = 2 ZnO(s) + 2 SO2(g)
HC2H3O2 + NaOH = NaC2H3O2 + H2O =>
HC2H3O2 + NaOH = NaC2H3O2 + H2O
KOH + Co3(PO4)2 = K3PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na + ZnBr2 = NaBr + Zn =>
2 Na + ZnBr2 = 2 NaBr + Zn
Zn + H2S = Zn2S + H2 =>
2 Zn + H2S = Zn2S + H2
NaHCO3 + C4H4O4 = H2O + CO2 + Na =>
12 NaHCO3 + C4H4O4 = 8 H2O + 16 CO2 + 12 Na
CH3COCH3 + HNO3 = CH3COOH + CH4 + NO2 =>
6 CH3COCH3 + 8 HNO3 = 7 CH3COOH + 4 CH4 + 8 NO2
CO + N2 = CNO =>
2 CO + N2 = 2 CNO
ZnO + NH4Cl = ZnCl2 + NH3 + H2O =>
ZnO + 2 NH4Cl = ZnCl2 + 2 NH3 + H2O
BaO4 + H2O = Ba(OH)2 + O2 =>
2 BaO4 + 2 H2O = 2 Ba(OH)2 + 3 O2
HCl + BaBr2 = BaCl2 + HBr =>
2 HCl + BaBr2 = BaCl2 + 2 HBr
Sn(OH)2 = SnO + H2O =>
Sn(OH)2 = SnO + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Li2SO4 + BaF2 = LiF + BaSO4 =>
Li2SO4 + BaF2 = 2 LiF + BaSO4
Na2 + O2 = Na2O2 =>
Na2 + O2 = Na2O2
Ag2S3 + HNO3 + H2O = H3AgO4 + H2SO4 + NO =>
3 Ag2S3 + 28 HNO3 + 4 H2O = 6 H3AgO4 + 9 H2SO4 + 28 NO
C2H3O2 + O2 = CO2 + H2O =>
4 C2H3O2 + 7 O2 = 8 CO2 + 6 H2O
Cr3 + O = Cr2O3 =>
2 Cr3 + 9 O = 3 Cr2O3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HOOC(CH2)4COOHNaOH = NaHOOC(CH2)4COOHOH =>
HOOC(CH2)4COOHNaOH = NaHOOC(CH2)4COOHOH
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
MgI2 + Mn(SO3)2 = MgSO3 + MnI4 =>
2 MgI2 + Mn(SO3)2 = 2 MgSO3 + MnI4
Cu2CO3 + H2 = H2CO3 + Cu =>
Cu2CO3 + H2 = H2CO3 + 2 Cu
InCl2 + H2O = InOHCl + HCl =>
InCl2 + H2O = InOHCl + HCl
SiO2 + H2F2 = SiF4 + H2O =>
SiO2 + 2 H2F2 = SiF4 + 2 H2O
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