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Cr2O3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2O
SiO2{-} + C = Si{-}C{+2} + CO =>
SiO2{-} + 2 C = Si{-}C{+2} + 2 CO
K2Cr2O7 + KI + NaOH = Cr2OH + KOH + I2 + NaO =>
K2Cr2O7 + 4 KI + 7 NaOH = Cr2OH + 6 KOH + 2 I2 + 7 NaO
Cl2 + Ca3N2 = N2 + CaCl2 =>
3 Cl2 + Ca3N2 = N2 + 3 CaCl2
H2 + S + OH{-} = S{-}2 + H2O =>
H2 + 2 S + 2 OH{-} = 2 S{-}2 + 2 H2O
SiO2{-} + C = Si{-}C{+2} + CO =>
SiO2{-} + 2 C = Si{-}C{+2} + 2 CO
MgCl2 + K2CrO4 = MgO + KCl + CrCl + Cl =>
4 MgCl2 + K2CrO4 = 4 MgO + 2 KCl + CrCl + 5 Cl
C5H10OH + H2SO4 = C5H11 + HSO4 + H2O =>
C5H10OH + 2 H2SO4 = C5H11 + 2 HSO4 + H2O
SiO2{-} + C = Si{-}C{+2} + CO =>
SiO2{-} + 2 C = Si{-}C{+2} + 2 CO
Na2MoO4 + Na2S + H2O + NH3 = (NH4)2MoOS3 + NaOH =>
Na2MoO4 + 3 Na2S + 5 H2O + 2 NH3 = (NH4)2MoOS3 + 8 NaOH
C5H10OH + H2SO4 = C5H11 + HSO4 + H2O =>
C5H10OH + 2 H2SO4 = C5H11 + 2 HSO4 + H2O
H2O + CH3CH2OH = H2 + CH3COOH =>
H2O + CH3CH2OH = 2 H2 + CH3COOH
SiO2{-} + C = Si{-}C{+2} + CO =>
SiO2{-} + 2 C = Si{-}C{+2} + 2 CO
K2Cr2O7 + KI + NaOH = Cr2OH + KOH + I2 + NaO =>
K2Cr2O7 + 4 KI + 7 NaOH = Cr2OH + 6 KOH + 2 I2 + 7 NaO
C5H10OH + H2SO4 = C5H11 + HSO4 + H2O =>
C5H10OH + 2 H2SO4 = C5H11 + 2 HSO4 + H2O
NaCl(aq) + K2SO4(aq) = Na2SO4 + KCl =>
2 NaCl(aq) + K2SO4(aq) = Na2SO4 + 2 KCl
SiF4 + Na = Si + NaF =>
SiF4 + 4 Na = Si + 4 NaF
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
BaCO3 + CaCO3 + H2O = Ba(HCO3)2 + Ca(OH)2 =>
BaCO3 + CaCO3 + 2 H2O = Ba(HCO3)2 + Ca(OH)2
SiO2{-} + C = Si{-}C{+2} + CO =>
SiO2{-} + 2 C = Si{-}C{+2} + 2 CO
CoCl2*6H2O + NH4Cl + H2O2 + NH3 = Co(NH3)5Cl3 + H2O =>
2 CoCl2*6H2O + 2 NH4Cl + H2O2 + 8 NH3 = 2 Co(NH3)5Cl3 + 14 H2O
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
CH2CH2 + KMnO4 + H2O = CH2(OH)CH2OH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 CH2(OH)CH2OH + 2 MnO2 + 2 KOH
LiOH + Zn(OH)2 = Li2ZnO2 + H2O =>
2 LiOH + Zn(OH)2 = Li2ZnO2 + 2 H2O
FeO3 + H2S = FeS + H2O + S =>
FeO3 + 3 H2S = FeS + 3 H2O + 2 S
CH3COONH4 + HBr = CH3COOH + NH4Br =>
CH3COONH4 + HBr = CH3COOH + NH4Br
NH3 + Cr2(SO4)3 + H2O = Cr(OH)3 + (NH4)2SO4 =>
6 NH3 + Cr2(SO4)3 + 6 H2O = 2 Cr(OH)3 + 3(NH4)2SO4
Ba(OH)2 + HClO3 = HCl + BaO3 + H2O =>
3 Ba(OH)2 + 2 HClO3 = 2 HCl + 3 BaO3 + 3 H2O
CH2CH2 + KMnO4 + H2O = MnO2 + CH2(OH)CH2(OH) + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 CH2(OH)CH2(OH) + 2 KOH
K2MnO4 + KOH = H2O + K3MnO4 + O2 =>
4 K2MnO4 + 4 KOH = 2 H2O + 4 K3MnO4 + O2
CH2CH2 + KMnO4 + H2O = HOCH2CH2OH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 HOCH2CH2OH + 2 MnO2 + 2 KOH
SbO2 + C = Sb + CO2 =>
SbO2 + C = Sb + CO2
CH2CH2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
9 CH2CH2 + 4 KMnO4 + 8 H2O = 4 MnO2 + 6 CH3CH(OH)CH2(OH) + 4 KOH
LiCl + Na3Po4 = Li3Po4 + NaCl =>
3 LiCl + Na3Po4 = Li3Po4 + 3 NaCl
CH2CH2 + KMnO4 + H2O = CH2OHCH2OH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 CH2OHCH2OH + 2 MnO2 + 2 KOH
MgCl2 + K2CrO4 = MgO + KCl + CrCl + Cl =>
4 MgCl2 + K2CrO4 = 4 MgO + 2 KCl + CrCl + 5 Cl
CH2CH2 + KMnO4 + H2O = CH2(OH)CH2OH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 CH2(OH)CH2OH + 2 MnO2 + 2 KOH
Na2SO4 + BaCl2 + HNO3 = BaSO4 + HCl + NaNO3 =>
Na2SO4 + BaCl2 + 2 HNO3 = BaSO4 + 2 HCl + 2 NaNO3
SbO2 + C = Sb + CO2 =>
SbO2 + C = Sb + CO2
K2Cr2O7 + KI + H2Cl = Cr2Cl3 + KCl + I2 + H2O =>
K2Cr2O7 + 2 KI + 7 H2Cl = Cr2Cl3 + 4 KCl + I2 + 7 H2O
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
FeO3 + H2S = FeS + H2O + S =>
FeO3 + 3 H2S = FeS + 3 H2O + 2 S
NaNO2 + HCI = NaCI + H2O + NO + NaNO3 =>
3 NaNO2 + 2 HCI = 2 NaCI + H2O + 2 NO + NaNO3
CH2CH2 + KMnO4 + H2O = CH2(OH)CH2OH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 CH2(OH)CH2OH + 2 MnO2 + 2 KOH
Fe + C6H8O7 = C6H5FeO7 + H2 =>
2 Fe + 2 C6H8O7 = 2 C6H5FeO7 + 3 H2
Ag2O(s) + C(s) = AgC(s) + CO2(g) =>
2 Ag2O(s) + 5 C(s) = 4 AgC(s) + CO2(g)
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
FeO3 + H2S = FeS + H2O + S =>
FeO3 + 3 H2S = FeS + 3 H2O + 2 S
CH2CH2 + KMnO4 + H2O = CH2(OH)CH2OH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 CH2(OH)CH2OH + 2 MnO2 + 2 KOH
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
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