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CaCO3 + CH3COOH = CaCH3COO + HCO3
I2 + SO2 + H2O = I{-} + SO4{2-} + H{+} =>
I2 + SO2 + 2 H2O = 2 I{-} + SO4{2-} + 4 H{+}
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
CH3SH + H2O = CH4 + H2S + CO2 =>
4 CH3SH + 2 H2O = 3 CH4 + 4 H2S + CO2
H3COH + Cr2O7{2-} + H{+} = H2CO3 + Cr{3+} + H2O =>
H3COH + Cr2O7{2-} + 8 H{+} = H2CO3 + 2 Cr{3+} + 5 H2O
K4[Fe(CN)6] + FeSO4 = Fe4[Fe(CN)6]2 + K2SO4 =>
2 K4[Fe(CN)6] + 4 FeSO4 = Fe4[Fe(CN)6]2 + 4 K2SO4
C2O4 + MnO4 = MnO2 + CO3 =>
C2O4 + MnO4 = MnO2 + 2 CO3
H{+} + ClO2{-} = HClO2 =>
H{+} + ClO2{-} = HClO2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
FeO + HClO4 = Fe(ClO4)2 + H2O =>
FeO + 2 HClO4 = Fe(ClO4)2 + H2O
Ca + Cl2 + K2SO4 = CaSO4 + KCl =>
Ca + Cl2 + K2SO4 = CaSO4 + 2 KCl
CaCN2(s) + H2O(l) = CaCO3(s) + NH3(g) =>
CaCN2(s) + 3 H2O(l) = CaCO3(s) + 2 NH3(g)
(NH4)2Cr207(s) = Cr203(s) + N2(g) + H200 =>
5075(NH4)2Cr207(s) = 5175 Cr203(s) + 5075 N2(g) + 203 H200
Pb + HCl = PbCl2 + H2 =>
Pb + 2 HCl = PbCl2 + H2
Na2SiO3 + NiSO4*7H2O = NiSiO3 + Na2SO4 + H2O =>
Na2SiO3 + NiSO4*7H2O = NiSiO3 + Na2SO4 + 7 H2O
CH3COOCH3 + NaHSO3 = CH3COOHCH3 + NaSO3 =>
CH3COOCH3 + NaHSO3 = CH3COOHCH3 + NaSO3
potassium + nitrogen = K3N =>
6 K + N2 = 2 K3N
H2S + AgNO3 = HNO3 + Ag2S =>
H2S + 2 AgNO3 = 2 HNO3 + Ag2S
K2MnO4 + K2S + H2SO4 = MnSO4 + K2SO4 + H2O =>
2 K2MnO4 + K2S + 4 H2SO4 = 2 MnSO4 + 3 K2SO4 + 4 H2O
HCl + SO2 = SCl + HO2 =>
HCl + SO2 = SCl + HO2
NaCl + Hg(No3) = NaNo3 + HgCl =>
NaCl + Hg(No3) = NaNo3 + HgCl
NaNO3 + Li = Li(NO3) + Na =>
NaNO3 + Li = Li(NO3) + Na
Zn + H2(SO4)2 = H2 + ZnSO4 =>
2 Zn + H2(SO4)2 = H2 + 2 ZnSO4
Na2Cr2O7 + SO2 + H2O = Cr(OH)SO4 + Na2SO4 =>
Na2Cr2O7 + 3 SO2 + H2O = 2 Cr(OH)SO4 + Na2SO4
Pb + HCl = PbCl2 + H2 =>
Pb + 2 HCl = PbCl2 + H2
Pb05Fe3(SO4)2(OH)6XH2O = Pb05Fe3(SO4)2(OH)6 + XH2O =>
Pb05Fe3(SO4)2(OH)6XH2O = Pb05Fe3(SO4)2(OH)6 + XH2O
HCl + Na2SO4 = H2SO4 + Na2Cl2 =>
2 HCl + Na2SO4 = H2SO4 + Na2Cl2
KNO3(S) = KNO2(S) + O2(g)02 =>
202 KNO3(S) = 202 KNO2(S) + O2(g)02
Sr + (FeCl)2 = SrCl2 + Fe =>
Sr + (FeCl)2 = SrCl2 + 2 Fe
KCl + Na2PtCl6 = K2PtCl6 + NaCl =>
2 KCl + Na2PtCl6 = K2PtCl6 + 2 NaCl
CuSO4 + KI + H2O = CuI2 + H2SO4 + KOH =>
CuSO4 + 2 KI + 2 H2O = CuI2 + H2SO4 + 2 KOH
Na[Ag(CN)2] = Na + [Ag(CN)2] =>
Na[Ag(CN)2] = Na + [Ag(CN)2]
Fe2S3 + Ca = FeCa + S =>
Fe2S3 + 2 Ca = 2 FeCa + 3 S
Zn(s) + I2(s) = ZnI2 =>
Zn(s) + I2(s) = ZnI2
Ca(NO3)2 + (NH4)2PO4 + NH3 + H2O = Ca10(PO4)6(OH)2 + NH4NO3 =>
40 Ca(NO3)2 + 24(NH4)2PO4 + 38 NH3 + 17 H2O = 4 Ca10(PO4)6(OH)2 + 83 NH4NO3
ClO{-} + Br{-} = BrO{-} + Cl{-} =>
ClO{-} + Br{-} = BrO{-} + Cl{-}
KMnO4 + CH3COOH = CH3COOK + HMnO4 =>
KMnO4 + CH3COOH = CH3COOK + HMnO4
Fe + Cu3N = Cu + Fe3N =>
3 Fe + Cu3N = 3 Cu + Fe3N
Cu + CH3COOH = H2 + Cu(CH3COO) =>
2 Cu + 2 CH3COOH = H2 + 2 Cu(CH3COO)
C7 + H6 + O2 = C7H6O2 =>
C7 + H6 + O2 = C7H6O2
Zn + (Pb(NO3)2) = Pb + Zn(NO3)2 =>
Zn + (Pb(NO3)2) = Pb + Zn(NO3)2
Hg + H2SO4 = Hg(SO4) + H2 =>
Hg + H2SO4 = Hg(SO4) + H2
PbO2 + H2SO4 + KI = PbSO4 + K2SO4 + H2O + I2 =>
PbO2 + 2 H2SO4 + 2 KI = PbSO4 + K2SO4 + 2 H2O + I2
Zn + HBrO3 = Zn(BrO3)2 + H =>
Zn + 2 HBrO3 = Zn(BrO3)2 + 2 H
C15H31COOH + CO2 = CO + H2O =>
C15H31COOH + 30 CO2 = 46 CO + 16 H2O
Br2(l) + NH3(g) = NH4Br(s) + N2(g) =>
3 Br2(l) + 8 NH3(g) = 6 NH4Br(s) + N2(g)
H2S + CO2 + FeCO3 + CaWO4 = FeS2 + WS2 + CaCO3 + H2CO3 =>
4 H2S + 4 CO2 + FeCO3 + CaWO4 = FeS2 + WS2 + CaCO3 + 4 H2CO3
CH4N + O2 = CO + H2O + NO =>
CH4N + 2 O2 = CO + 2 H2O + NO
HC2H3O2(aq) + NaHSO3(aq) = NaC2H3O2(aq) + H2O(l) + SO2(g) =>
HC2H3O2(aq) + NaHSO3(aq) = NaC2H3O2(aq) + H2O(l) + SO2(g)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
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