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Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
Cu{2}SO4 + Fe = Cu + Fe{3}SO4 =>
3 Cu{2}SO4 + 2 Fe = 3 Cu + 2 Fe{3}SO4
Co2(SO4)3 + Ba(ClO4)2 = Co(ClO4)3 + Ba(SO4) =>
Co2(SO4)3 + 3 Ba(ClO4)2 = 2 Co(ClO4)3 + 3 Ba(SO4)
NaHCO3 + NH3 = (NH4)2CO3 + Na2CO3 =>
2 NaHCO3 + 2 NH3 = (NH4)2CO3 + Na2CO3
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
FeS + HBr = FeBr2 + H2S =>
FeS + 2 HBr = FeBr2 + H2S
MgO + K2CO3 = MgCO3 + K2O =>
MgO + K2CO3 = MgCO3 + K2O
Ba(s) + HCl(aq) = BaCl2(aq) + H2(g) =>
Ba(s) + 2 HCl(aq) = BaCl2(aq) + H2(g)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CuS + Cl = CuCl2 + S =>
CuS + 2 Cl = CuCl2 + S
H2O2 = H2O + O6 =>
6 H2O2 = 6 H2O + O6
Sr(NO3)2 + La(NO3)3*6H2O + Zn(NO3)2*6H2O + CH4N2O = SrLa2ZnO5 + H2 + CO2 + N2 =>
Sr(NO3)2 + 2 La(NO3)3*6H2O + Zn(NO3)2*6H2O + 43 CH4N2O = SrLa2ZnO5 + 104 H2 + 43 CO2 + 48 N2
Co3O4 + HCl + Na2S2O3 = CoCl2 + NaCl + Co2(SO4)3 + H2O =>
14 Co3O4 + 82 HCl + 3 Na2S2O3 = 38 CoCl2 + 6 NaCl + 2 Co2(SO4)3 + 41 H2O
C + H2O = CO + H2 =>
C + H2O = CO + H2
(Cr(OH)){-} + H2O2 = CrO4{-}2 + H2O =>
2(Cr(OH)){-} + 7 H2O2 = 2 CrO4{-}2 + 8 H2O
Li3PO4 + RbOH = Rb3PO4 + LiOH =>
Li3PO4 + 3 RbOH = Rb3PO4 + 3 LiOH
SCl4(l) + H2O(l) = SO2(g) + HCl(g) =>
SCl4(l) + 2 H2O(l) = SO2(g) + 4 HCl(g)
Mg(NO3)2*6H2O + Al(NO3)3*9H2O + (NH2)2CO = MgAl2O4 + H2O + N2 + CO2 =>
3 Mg(NO3)2*6H2O + 6 Al(NO3)3*9H2O + 20(NH2)2CO = 3 MgAl2O4 + 112 H2O + 32 N2 + 20 CO2
KI + HCl + NaClO = NaCl + KCl + I2 + H2O =>
2 KI + 2 HCl + NaClO = NaCl + 2 KCl + I2 + H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
BrCl3 + H2O = BrCl + HBrO3 + HCl =>
2 BrCl3 + 3 H2O = BrCl + HBrO3 + 5 HCl
Cl2 + S2O3{2-} + H2O = HSO4{-} + Cl{-} + H{+} =>
4 Cl2 + S2O3{2-} + 5 H2O = 2 HSO4{-} + 8 Cl{-} + 8 H{+}
FeCl2(aq) + KOH(aq) = Fe(aq) + OH(aq) + KCl2(s) =>
FeCl2(aq) + KOH(aq) = Fe(aq) + OH(aq) + KCl2(s)
Na3PO4 + Na2CO3 = Na3CO3 + Na2PO4 =>
Na3PO4 + Na2CO3 = Na3CO3 + Na2PO4
C2H4O3 + NaOH = NaOCH2COONa + H2O =>
C2H4O3 + 2 NaOH = NaOCH2COONa + 2 H2O
C3H6O2 + C2H5OH = H2O + C2H5COOCH5 =>
2 C3H6O2 + 5 C2H5OH = H2O + 4 C2H5COOCH5
Cu(II) + O = Cu(II)O =>
Cu(II) + O = Cu(II)O
Ba(NO3)2 + K3PO3 = KNO3 + Ba3(PO3)2 =>
3 Ba(NO3)2 + 2 K3PO3 = 6 KNO3 + Ba3(PO3)2
Bi(OH)3 = Bi + (OH)3 =>
Bi(OH)3 = Bi + (OH)3
CuSO4*5H2O + K2C2O4*H2O = K2[Cu(C2O4)2]*2H2O + H2O + K + SO4 =>
CuSO4*5H2O + 2 K2C2O4*H2O = K2[Cu(C2O4)2]*2H2O + 5 H2O + 2 K + SO4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
BaCl + Zn(NO3)2 = BaNO3 + ZnCl2 =>
2 BaCl + Zn(NO3)2 = 2 BaNO3 + ZnCl2
Fe(NO3)2 = FeO + NO2 + O2 =>
2 Fe(NO3)2 = 2 FeO + 4 NO2 + O2
CH3CH2COOK + HCl = CH3CH2COOH + KCl =>
CH3CH2COOK + HCl = CH3CH2COOH + KCl
Fe2(CO3)3 + HCl = Fe2Cl3 + CO2 + HO =>
Fe2(CO3)3 + 3 HCl = Fe2Cl3 + 3 CO2 + 3 HO
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
KMnO4 + (NH4)2C2O4 + H2SO4 = MnSO4 + CO2 + H2O + (NH4)SO4 + K2SO4 =>
4 KMnO4 + 5(NH4)2C2O4 + 16 H2SO4 = 4 MnSO4 + 10 CO2 + 16 H2O + 10(NH4)SO4 + 2 K2SO4
C2H4O3 + Na = NaOCH2COONa + H2 =>
C2H4O3 + 2 Na = NaOCH2COONa + H2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
PBO2 + NaOH = Na4PBO4 + H2O =>
PBO2 + 4 NaOH = Na4PBO4 + 2 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
Co(NO3)2 + NH4Cl = NH4NO3 + CoCl2 =>
Co(NO3)2 + 2 NH4Cl = 2 NH4NO3 + CoCl2
H3CCH2OH + CH3COOH = H2O + C4H8O2 =>
H3CCH2OH + CH3COOH = H2O + C4H8O2
Bi2S3 + HNO3 = Bi{3+} + NO + S + H2O + NO3{-} =>
Bi2S3 + 8 HNO3 = 2 Bi{3+} + 2 NO + 3 S + 4 H2O + 6 NO3{-}
KOH(s) + CO2(g) = K2CO3(s) + H2O(l) =>
2 KOH(s) + CO2(g) = K2CO3(s) + H2O(l)
KHCO3 + Ca(OH)2 = K2CO3 + CaCO3 + H2O =>
2 KHCO3 + Ca(OH)2 = K2CO3 + CaCO3 + 2 H2O
PBO2 + NaOH = Na2PBO3 + H2O =>
PBO2 + 2 NaOH = Na2PBO3 + H2O
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