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K2Cr2O7 + 6 SnCl2 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 Sn2SO4 + 6 Cl2 + 7 H2O
ZnSO4 + H2O = Zn + H2SO4 + O2 =>
2 ZnSO4 + 2 H2O = 2 Zn + 2 H2SO4 + O2
TiCl4 + NaOH = TiO(OH)2 + NaCl + H2O =>
TiCl4 + 4 NaOH = TiO(OH)2 + 4 NaCl + H2O
H2SO4 + Sr(OH)2 = SrSO4 + H2O =>
H2SO4 + Sr(OH)2 = SrSO4 + 2 H2O
P4 + OH{-} + H2O = H2PO2{-} + PH3 =>
P4 + 3 OH{-} + 3 H2O = 3 H2PO2{-} + PH3
Sb + Cl = SbCl3 =>
Sb + 3 Cl = SbCl3
Fe + O + H2O = FeO(OH) =>
2 Fe + 3 O + H2O = 2 FeO(OH)
AsS3 + H2O + HNO3 = NO + H3AsSO4 + H2SO4 =>
3 AsS3 + 2 H2O + 17 HNO3 = 17 NO + 3 H3AsSO4 + 6 H2SO4
Ba(OH)2(s) = BaO(s) + H2O(l) =>
Ba(OH)2(s) = BaO(s) + H2O(l)
CuCl2 + KI = CuI2 + KCl =>
CuCl2 + 2 KI = CuI2 + 2 KCl
Hg2Cl2 + NH4OH = Hg + HgNH2Cl + NH4{+} + Cl{-} + H2O =>
Hg2Cl2 + 2 NH4OH = Hg + HgNH2Cl + NH4{+} + Cl{-} + 2 H2O
P4 + S = PS =>
P4 + 4 S = 4 PS
KMnO4(aq) + H2SO4(aq) = MnSO4(aq) + K2SO4(aq) + H2O(l) + O3(g) =>
6 KMnO4(aq) + 9 H2SO4(aq) = 6 MnSO4(aq) + 3 K2SO4(aq) + 9 H2O(l) + 5 O3(g)
KNO3 + LiCI = LiNO3 + KCI =>
KNO3 + LiCI = LiNO3 + KCI
P + Cl2 = PCl2 =>
P + Cl2 = PCl2
NaOH + C3H6O3 = C3H5O3Na + H2O =>
NaOH + C3H6O3 = C3H5O3Na + H2O
Fe(s) + AgNO3(aq) = Fe(NO3)3(aq) + Ag(s) =>
Fe(s) + 3 AgNO3(aq) = Fe(NO3)3(aq) + 3 Ag(s)
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
KCl + Na2CO3 = K2CO3 + NaCl =>
2 KCl + Na2CO3 = K2CO3 + 2 NaCl
CuCl2 + NaHCO3 = Cu(OH)2 + NaCl + CO2 =>
CuCl2 + 2 NaHCO3 = Cu(OH)2 + 2 NaCl + 2 CO2
Au + H2SO4 = Au2(SO4)3 + H2 =>
2 Au + 3 H2SO4 = Au2(SO4)3 + 3 H2
BaO + H2O = Ba(OH)2H2O =>
BaO + 2 H2O = Ba(OH)2H2O
KHCO3 = K2CO3 + H2O + CO2 =>
2 KHCO3 = K2CO3 + H2O + CO2
Cr2O3 + NaOH = Na3CrO3 + H2O =>
Cr2O3 + 6 NaOH = 2 Na3CrO3 + 3 H2O
CO2 + H = C6H12O6 + H2O =>
6 CO2 + 24 H = C6H12O6 + 6 H2O
CH3COOH + H2SO4 = CO2 + SO2 + H2O =>
CH3COOH + 4 H2SO4 = 2 CO2 + 4 SO2 + 6 H2O
PbSO4(s) = PbO2(s) + SO2(g) =>
PbSO4(s) = PbO2(s) + SO2(g)
Al + NaOH + H2O = Na(Al(OH)4) + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 Na(Al(OH)4) + 3 H2
KCr(SO4)2 = Cr2(SO4)3 + K2SO4 =>
2 KCr(SO4)2 = Cr2(SO4)3 + K2SO4
CH3COOH + (CH3)2CHCH2CH2OH = CH3COOCH2CH(CH3)2 + H2O =>
5 CH3COOH + 4(CH3)2CHCH2CH2OH = 5 CH3COOCH2CH(CH3)2 + 4 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Zn(NO3)2 + NiBr2 = ZnBr2 + Ni(NO3)2 =>
Zn(NO3)2 + NiBr2 = ZnBr2 + Ni(NO3)2
FeSO4 + Br2 = FeBr3 + BrSO4 =>
FeSO4 + 2 Br2 = FeBr3 + BrSO4
HNO2 = N2O3 + H2O =>
2 HNO2 = N2O3 + H2O
NaClO3 + I2 + HO = HIO3 + NaCl =>
4 NaClO3 + 3 I2 + 6 HO = 6 HIO3 + 4 NaCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C20H42 + O2 = CO2 + H2O =>
2 C20H42 + 61 O2 = 40 CO2 + 42 H2O
BaCl2 + C = Ba + CCl4 =>
2 BaCl2 + C = 2 Ba + CCl4
Hg + HF = HgF2 + H2 =>
Hg + 2 HF = HgF2 + H2
Cr + HNO3 = Cr(NO3)3 + NO + H2O =>
Cr + 4 HNO3 = Cr(NO3)3 + NO + 2 H2O
KI + Na2S2O3 = K2S2O3 + NaI =>
2 KI + Na2S2O3 = K2S2O3 + 2 NaI
H2SO4 + CH3COOH = (CH3COO)2SO4 + H2 =>
H2SO4 + 2 CH3COOH = (CH3COO)2SO4 + 2 H2
Mg + PbCl2 = MgCl2 + Pb =>
Mg + PbCl2 = MgCl2 + Pb
Fe + C + N2 = Fe(CN)2 =>
Fe + 2 C + N2 = Fe(CN)2
PbO2 + Sn + H{+} = Pb + Sn2{+} + H2O =>
PbO2 + 8 Sn + 4 H{+} = Pb + 4 Sn2{+} + 2 H2O
Mn3(PO4)4 + K2CO3 = Mn(CO3)2 + K3PO4 =>
Mn3(PO4)4 + 6 K2CO3 = 3 Mn(CO3)2 + 4 K3PO4
Na3VO4 + H2SO4 = Na5HV10O28 + Na2SO4 + H2O =>
20 Na3VO4 + 25 H2SO4 = 2 Na5HV10O28 + 25 Na2SO4 + 24 H2O
C2H6 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 C2H6 + 6 KMnO4 + 9 H2SO4 = 5 CH3COOH + 6 MnSO4 + 3 K2SO4 + 14 H2O
ZnCO3 + HNO3 = Zn(NO3)2 + CO2 + H2O =>
ZnCO3 + 2 HNO3 = Zn(NO3)2 + CO2 + H2O
Cu(NO3) = Cu + NO2 + O2 =>
2 Cu(NO3) = 2 Cu + 2 NO2 + O2
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