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3 MnO2 + 4 W = 3 Mn + 2 W2O3
KMnO4 + H2SO4 + SnCl2 = MnSO4 + K2SO4 + SnCl4 + H2O + SnSO4 =>
2 KMnO4 + 8 H2SO4 + 10 SnCl2 = 2 MnSO4 + K2SO4 + 5 SnCl4 + 8 H2O + 5 SnSO4
NaMnO4 + HBr = MnBr + NaBr + Br2 + H2O =>
NaMnO4 + 8 HBr = MnBr + NaBr + 3 Br2 + 4 H2O
NH2 + Mg = Mg3N + H2 =>
NH2 + 3 Mg = Mg3N + H2
HI + H2O = H3O + I2 =>
2 HI + 2 H2O = 2 H3O + I2
C + H = CH4 =>
C + 4 H = CH4
C7H6O + Na2Cr2O7 + H2SO4 = C7H6O2 + Na2SO4 + Cr2(SO4)3 + H2O =>
3 C7H6O + Na2Cr2O7 + 4 H2SO4 = 3 C7H6O2 + Na2SO4 + Cr2(SO4)3 + 4 H2O
C6H12O6 + NaHCO3 = CO2 + H2O + NaC6H9O6 =>
11 C6H12O6 + 12 NaHCO3 = 6 CO2 + 18 H2O + 12 NaC6H9O6
KIO3 + HCl + I2 = H2O + KICl4 + HICl4 =>
3 KIO3 + 20 HCl + I2 = 9 H2O + 3 KICl4 + 2 HICl4
K2CrO4 + KOH + SnCl2 + H2O = K3(Cr(OH)6) + KCl + K2(Sn(OH)6) =>
2 K2CrO4 + 14 KOH + 3 SnCl2 + 8 H2O = 2 K3(Cr(OH)6) + 6 KCl + 3 K2(Sn(OH)6)
AsH3 + H2O = AsH4OH =>
AsH3 + H2O = AsH4OH
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl4 =>
4 KMnO4 + 32 HCl = 4 KCl + 4 MnCl2 + 16 H2O + 5 Cl4
CH3CO2H + CH3OH = CH3COOCH3 + H2O =>
CH3CO2H + CH3OH = CH3COOCH3 + H2O
C8H18 + O2 = CO2 + H2O = =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al2O3 = Al + AlO3 =>
Al2O3 = Al + AlO3
Na2 + H2SO4 = H2 + NaSO4 =>
Na2 + 2 H2SO4 = 2 H2 + 2 NaSO4
NiSO4 + LiS = NiS + LiSO4 =>
NiSO4 + LiS = NiS + LiSO4
HNO3 + SbS3 + H2O = H3SbO4 + NO + H2SO4 =>
23 HNO3 + 3 SbS3 + 2 H2O = 3 H3SbO4 + 23 NO + 9 H2SO4
HClO3 + Au(OH) = AuClO3 + H2O =>
HClO3 + Au(OH) = AuClO3 + H2O
C5H9O + O2 = CO2 + water =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
HBr + KCl = HK + BrCl =>
HBr + KCl = HK + BrCl
C5H13N + HCl = C5H14NCl =>
C5H13N + HCl = C5H14NCl
K2CrO4 + HCl = K2O + Cr2O3 + H2O + Cl2 =>
2 K2CrO4 + 6 HCl = 2 K2O + Cr2O3 + 3 H2O + 3 Cl2
KMnO4 + NaOH + C12H22O11 = MnO2 + KOH + Na + C12H22O12 =>
KMnO4 + NaOH + 2 C12H22O11 = MnO2 + KOH + Na + 2 C12H22O12
As2S3 + HNO3 + H2O = H3AsO4 + H2SO3 + NO =>
3 As2S3 + 22 HNO3 + 7 H2O = 6 H3AsO4 + 9 H2SO3 + 22 NO
ZnTe + HCN = C2N2Zn + H2Te =>
ZnTe + 2 HCN = C2N2Zn + H2Te
H2S + Pb(C2H3O2)2 = PbS + HC2H3O2 =>
H2S + Pb(C2H3O2)2 = PbS + 2 HC2H3O2
NaNO3 + Sr(OH)2 = Na(OH) + Sr(NO3)2 =>
2 NaNO3 + Sr(OH)2 = 2 Na(OH) + Sr(NO3)2
ClO{-} + Cr(OH)3 + OH{-} = Cl{-} + CrO4{-2} + H2O =>
3 ClO{-} + 2 Cr(OH)3 + 4 OH{-} = 3 Cl{-} + 2 CrO4{-2} + 5 H2O
CH3COOH + HCl = CH3COOCl + H =>
CH3COOH + HCl = CH3COOCl + 2 H
NaNO2 + CH3COOH + KMnO4 = NaNO3 + (CH3COO)2Mn + H2O + CH3COOK =>
5 NaNO2 + 6 CH3COOH + 2 KMnO4 = 5 NaNO3 + 2(CH3COO)2Mn + 3 H2O + 2 CH3COOK
KOH + H2C2O4*2H2O = K2C2O4*1H2O + H2O =>
2 KOH + H2C2O4*2H2O = K2C2O4*1H2O + 3 H2O
KClO4 + HCl = KCl + ClO2 + H2O =>
5 KClO4 + 8 HCl = 5 KCl + 8 ClO2 + 4 H2O
FeSO4 + H2SO4 + Ni(NO3)2 = Fe2(SO4)3 + NO + NiSO4 + H2O =>
6 FeSO4 + 4 H2SO4 + Ni(NO3)2 = 3 Fe2(SO4)3 + 2 NO + NiSO4 + 4 H2O
Zn(OH)2 + CO = [Zn(CO)4](OH)2 =>
Zn(OH)2 + 4 CO = [Zn(CO)4](OH)2
Os(NO3)4 + KOH = Os(OH)4 + KNO3 =>
Os(NO3)4 + 4 KOH = Os(OH)4 + 4 KNO3
RbOH + SO2 = Rb2SO3 + H2O =>
2 RbOH + SO2 = Rb2SO3 + H2O
Cr(OH)3(s) + HNO3(ac) = H2O(l) + Cr(NO3)3(ac) =>
Cr(OH)3(s) + 3 HNO3(ac) = 3 H2O(l) + Cr(NO3)3(ac)
SrO = O + Sr =>
SrO = O + Sr
H2SO4 + CO2 = H2CO3 + SO3 =>
H2SO4 + CO2 = H2CO3 + SO3
C3H7OH = CH4 + CO =>
C3H7OH = 2 CH4 + CO
NaOSO2 = NaO2SO =>
NaOSO2 = NaO2SO
CuO + SO4 = CuSO5 =>
CuO + SO4 = CuSO5
CaBr2 + CuCl2 = CaCl2 + CuBr2 =>
CaBr2 + CuCl2 = CaCl2 + CuBr2
C3H8O + Cr2O7{2-} + H{+} = C3H7O + Cr{3+} + H2O =>
6 C3H8O + Cr2O7{2-} + 8 H{+} = 6 C3H7O + 2 Cr{3+} + 7 H2O
C6H114 + KMnO4 = KMnO2 + C6H12 + H2O =>
2 C6H114 + 51 KMnO4 = 51 KMnO2 + 2 C6H12 + 102 H2O
NaSO4(s) + HCl(g) = NaCl(s) + SO2(g) + H2O(l) + O2(g) =>
4 NaSO4(s) + 4 HCl(g) = 4 NaCl(s) + 4 SO2(g) + 2 H2O(l) + 3 O2(g)
KNO3 + Br2 + H2O = BrOH + KBr + HNO3 =>
KNO3 + Br2 + H2O = BrOH + KBr + HNO3
Na2HPO4 + NH4Cl = (NH4)2HPO4 + NaCl =>
Na2HPO4 + 2 NH4Cl = (NH4)2HPO4 + 2 NaCl
C2H2O4 + NaOH = NaH2O4 + C2OH =>
C2H2O4 + NaOH = NaH2O4 + C2OH
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