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3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
C5H8 + O2 = CO2 + H2O4 =>
C5H8 + 13 O2 = 5 CO2 + 4 H2O4
C2H5COONaNaOH = C2H6Na2CO3 =>
C2H5COONaNaOH = C2H6Na2CO3
Cu + HBr = CuBr + H2 =>
2 Cu + 2 HBr = 2 CuBr + H2
C8H4O3 + O2 = H2O + CO2 =>
2 C8H4O3 + 15 O2 = 4 H2O + 16 CO2
KMnO4 + C3H5(OH)3 = K2CO3 + Mn2O3 + H2O + CO2 =>
14 KMnO4 + 4 C3H5(OH)3 = 7 K2CO3 + 7 Mn2O3 + 16 H2O + 5 CO2
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
K2OSO3 = K2(SO4) =>
K2OSO3 = K2(SO4)
KMnO4 + H2SO4 + K2C2O4 = K2SO4 + MnSO4 + H2O + CO2 =>
2 KMnO4 + 8 H2SO4 + 5 K2C2O4 = 6 K2SO4 + 2 MnSO4 + 8 H2O + 10 CO2
C2H6O2 + K2Cr2O7 + H2SO4 = C2H2O4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H6O2 + 4 K2Cr2O7 + 16 H2SO4 = 3 C2H2O4 + 4 Cr2(SO4)3 + 4 K2SO4 + 22 H2O
H3COONa + KCl = H3COOK + NaCl =>
H3COONa + KCl = H3COOK + NaCl
NaH + O2 = NaO + H2O =>
4 NaH + 3 O2 = 4 NaO + 2 H2O
C3H7ONaHCl = C3H8ONaCl =>
C3H7ONaHCl = C3H8ONaCl
Na2O2 + KNO2 + H2SO4 = KNO3 + Na2SO4 + H2O =>
Na2O2 + KNO2 + H2SO4 = KNO3 + Na2SO4 + H2O
CuCl = Cu + CuCl2 =>
2 CuCl = Cu + CuCl2
Zn + CuBr2 = Cu + ZnBr =>
2 Zn + CuBr2 = Cu + 2 ZnBr
Na2CO3(aq) + KNO3(aq) = K2CO3(aq) + NaNO3(aq) =>
Na2CO3(aq) + 2 KNO3(aq) = K2CO3(aq) + 2 NaNO3(aq)
K2CrO7 + (NH4)2S + H2SO4 = Cr2(SO4)3 + (NH4)2SO4 + K2SO4 + H2O =>
8 K2CrO7 + 9(NH4)2S + 20 H2SO4 = 4 Cr2(SO4)3 + 9(NH4)2SO4 + 8 K2SO4 + 20 H2O
Mg + O2 = Mg2O90 =>
2 Mg + 45 O2 = Mg2O90
FeCl2 + H2SO4 = Fe2(SO4)3 + SO2 + H2O + FeCl3 =>
6 FeCl2 + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 6 H2O + 4 FeCl3
CuS + Ag(NO3)2 = Ag + CuSO4 + N2 =>
3 CuS + 2 Ag(NO3)2 = 2 Ag + 3 CuSO4 + 2 N2
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
As + H2S = As2S5 + H2 =>
2 As + 5 H2S = As2S5 + 5 H2
C8H9Cl + KOH = C8H8 + KCl + H2O =>
C8H9Cl + KOH = C8H8 + KCl + H2O
CoCl3 + LiOH = CoH + LiOCl3 =>
CoCl3 + LiOH = CoH + LiOCl3
C2H6O + NaHCO3 = Na2CO3 + C7H3O + H2O =>
29 C2H6O + 52 NaHCO3 = 26 Na2CO3 + 12 C7H3O + 95 H2O
Sn + Hg2(NO3)2 = Sn(NO3)2 + Hg =>
Sn + Hg2(NO3)2 = Sn(NO3)2 + 2 Hg
C2H5OH + I2 + NaOH = CHI3 + CO2HNa + H2ONaI =>
C2H5OH + 4 I2 + 6 NaOH = CHI3 + CO2HNa + 5 H2ONaI
C8H9Cl + KOH = C8H8 + KCl + H2O =>
C8H9Cl + KOH = C8H8 + KCl + H2O
C2H6OH + K2Cr2O7 + H2SO4 = C2H4O + K2SO4 + Cr2(SO4)3 + H2O =>
2 C2H6OH + K2Cr2O7 + 4 H2SO4 = 2 C2H4O + K2SO4 + Cr2(SO4)3 + 7 H2O
KCNS + H2O = KOH + HCNS =>
KCNS + H2O = KOH + HCNS
MnS + HCl = MnCl + HS =>
MnS + HCl = MnCl + HS
C7H14O2 + NaHCO3 = CO2 + Na3C6H5O7 + H2O =>
9 C7H14O2 + 57 NaHCO3 = 6 CO2 + 19 Na3C6H5O7 + 44 H2O
BaCl2(aq) + MnSO4(aq) = BaSO4(s) + MnCl2(aq) =>
BaCl2(aq) + MnSO4(aq) = BaSO4(s) + MnCl2(aq)
C6(CH3)3(Cl)3 + KMnO4 + KOH = C6H3(COOK)3 + KCl + H2O + MnO2 =>
C6(CH3)3(Cl)3 + 4 KMnO4 + 2 KOH = C6H3(COOK)3 + 3 KCl + 4 H2O + 4 MnO2
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
Au(OH)4 + H3PO4 = Au3(PO4)4 + H2O =>
3 Au(OH)4 + 4 H3PO4 = Au3(PO4)4 + 12 H2O
MnS + HCl = MnCl + HS =>
MnS + HCl = MnCl + HS
Pb + HCO3 = PbHCO3 =>
Pb + HCO3 = PbHCO3
H3PO3 + H2O2 = H2O + H3PO4 =>
H3PO3 + H2O2 = H2O + H3PO4
MnS + HCl = MnCl + HS =>
MnS + HCl = MnCl + HS
CH3COOH + CaCO3 = Ca(CH3COOH) + H2O + CO2 =>
5 CH3COOH + 4 CaCO3 = 4 Ca(CH3COOH) + 2 H2O + 6 CO2
H2 + O2 = H2O2 = H2 =>
H2 + O2 = H2O2
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O2 =>
Cr2O3 + 5 KNO3 + 4 KOH = 2 K2CrO4 + 5 KNO2 + 2 H2O2
Cr + IO3{-} + H{+} = I2 + H2O + Cr{3+} =>
10 Cr + 6 IO3{-} + 36 H{+} = 3 I2 + 18 H2O + 10 Cr{3+}
NaNO2 + KMnO4 + H2O = NaNO3 + KOH + MnO2 =>
3 NaNO2 + 2 KMnO4 + H2O = 3 NaNO3 + 2 KOH + 2 MnO2
H3AsO4 + Al(OH)3 = AlOH(HAsO4) + H2O =>
H3AsO4 + Al(OH)3 = AlOH(HAsO4) + 2 H2O
K2Cr2O7 + H2SO4 + CH3CH20H = Cr2(SO4)3 + H2O + CH0 + K2SO4 =>
11 K2Cr2O7 + 44 H2SO4 + 3 CH3CH20H = 11 Cr2(SO4)3 + 77 H2O + 6 CH0 + 11 K2SO4
CrCl3 + H2O = CrOHCl2 + HCl =>
CrCl3 + H2O = CrOHCl2 + HCl
CoCl2*6H2O + H2O2 + NH4Cl + NH3 = Co(NH3)6Cl3 + H2O =>
2 CoCl2*6H2O + H2O2 + 2 NH4Cl + 10 NH3 = 2 Co(NH3)6Cl3 + 14 H2O
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