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SO4{-2} + 4 Zn + 8 H{+} = S{-2} + 4 Zn{+2} + 4 H2O
Cu(CO3) + H2SO4 = Cu(SO4) + H2O + CO2 =>
Cu(CO3) + H2SO4 = Cu(SO4) + H2O + CO2
Fe2S3 + Cl2 = FeCl3 + S2 =>
2 Fe2S3 + 6 Cl2 = 4 FeCl3 + 3 S2
HCl + KMnO4 = KCl + H2O + MnCl2 + Cl2 =>
16 HCl + 2 KMnO4 = 2 KCl + 8 H2O + 2 MnCl2 + 5 Cl2
C4H6O5 + Na2SiO3*5H2O = Na2C4H4O5 + H4O4Si + H2O =>
C4H6O5 + Na2SiO3*5H2O = Na2C4H4O5 + H4O4Si + 4 H2O
BaCl2 + K2C2O4 = K2Cl2 + BaC2O4 =>
BaCl2 + K2C2O4 = K2Cl2 + BaC2O4
K2WO4 + KI + H2SO4 = W2O5 + I2 + K2SO4 + H2O =>
2 K2WO4 + 2 KI + 3 H2SO4 = W2O5 + I2 + 3 K2SO4 + 3 H2O
Ne2 + O2 = Ne2O =>
2 Ne2 + O2 = 2 Ne2O
AgC2H3O2(aq) + ZnCl2(aq) = Zn(C2H3O2)2(aq) + AgCl(s) =>
2 AgC2H3O2(aq) + ZnCl2(aq) = Zn(C2H3O2)2(aq) + 2 AgCl(s)
KOH + Na2Cr2O7 = K2Cr2O7 + NaOH =>
2 KOH + Na2Cr2O7 = K2Cr2O7 + 2 NaOH
Na3PO4(aq) + MnCl2(aq) = NaCl(aq) + Mn3(PO4)2(s) =>
2 Na3PO4(aq) + 3 MnCl2(aq) = 6 NaCl(aq) + Mn3(PO4)2(s)
C2H5OH + CH3CH2COOH = CH3CH2COOCH2CH3 + H2O =>
C2H5OH + CH3CH2COOH = CH3CH2COOCH2CH3 + H2O
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
Cr(OH)3 + OH = [Cr(OH)6] =>
Cr(OH)3 + 3 OH = [Cr(OH)6]
AlCl3(aq) + Pb(C2H3O2)2(aq) = Al(C2H3O2)3 + PbCl2 =>
2 AlCl3(aq) + 3 Pb(C2H3O2)2(aq) = 2 Al(C2H3O2)3 + 3 PbCl2
S4O6{2-} + Al + H{+} = H2S + Al{3+} + H2O =>
S4O6{2-} + 6 Al + 20 H{+} = 4 H2S + 6 Al{3+} + 6 H2O
HC = CH = X1 = ALCL3 = X2 = X3 =>
HC = CH
H3PO4 + Sr(OH)2 = Sr3(PO4)2 + H2O =>
2 H3PO4 + 3 Sr(OH)2 = Sr3(PO4)2 + 6 H2O
Zn(NO3)2 + NH3 + H2O = ZnNH3 + NO3H =>
4 Zn(NO3)2 + 5 NH3 + 3 H2O = 4 ZnNH3 + 9 NO3H
Na + HNO3 = NaNO3 + NO2 + H2O =>
Na + 2 HNO3 = NaNO3 + NO2 + H2O
NaCI + CaO = CaCI + NaO =>
NaCI + CaO = CaCI + NaO
CuSO4 + Cd(NO3)2 = Cu(NO3)2 + CdSO4 =>
CuSO4 + Cd(NO3)2 = Cu(NO3)2 + CdSO4
KPO4 + BaSO4 = KSO4 + BaPO4 =>
KPO4 + BaSO4 = KSO4 + BaPO4
KI + I2 = KII2 = K{+} + I3{-} =>
KI + I2 = KII2
Cu(s) + H2SO4 = CuSO4 + H2O + SO2 =>
Cu(s) + 2 H2SO4 = CuSO4 + 2 H2O + SO2
NaH + HCl = NaCl + H =>
NaH + HCl = NaCl + 2 H
LiHSO4 + H2O = H2SO4 + Li2O =>
2 LiHSO4 + H2O = 2 H2SO4 + Li2O
I{-} + IO{3+} + H{3}O{+} = I{2} + H2O =>
7 I{-} + 3 IO{3+} + 6 H{3}O{+} = 10 I{2} + 3 H2O
CH3COON + H2O = OH + CH4COON =>
CH3COON + H2O = OH + CH4COON
CaC4H4O4 + H2SO4 + H2O = C4H6O4 + CaSO4*2H2O =>
CaC4H4O4 + H2SO4 + 2 H2O = C4H6O4 + CaSO4*2H2O
AgCl + NH4OH = Ag(NH3)2Cl + H2O =>
AgCl + 2 NH4OH = Ag(NH3)2Cl + 2 H2O
CH3COOH + CH3CH(OH)CH3 = CH3COOCH3CH3 + H2O =>
9 CH3COOH + 10 CH3CH(OH)CH3 = 12 CH3COOCH3CH3 + 4 H2O
O2 + NH3 + MgO = H2O + Mg(NO3)2 =>
4 O2 + 2 NH3 + MgO = 3 H2O + Mg(NO3)2
BaCO3 + H2SO4 = BaSO4H2CO3 =>
BaCO3 + H2SO4 = BaSO4H2CO3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Ca(HO)2 + H3PO4 = CaHPO4 + H2O =>
Ca(HO)2 + H3PO4 = CaHPO4 + 2 H2O
K2[PtCl4] + C6H16N2 + KI = [PtI2(C6H16N2)2] + KCl =>
K2[PtCl4] + 2 C6H16N2 + 2 KI = [PtI2(C6H16N2)2] + 4 KCl
C2H5N3O2 + CuSO4 = C2H5N3O6CuS =>
C2H5N3O2 + CuSO4 = C2H5N3O6CuS
Al + NaNO3 + HCl = AlCl3 + NaCl + NH4NO3 + H2O =>
8 Al + 6 NaNO3 + 30 HCl = 8 AlCl3 + 6 NaCl + 3 NH4NO3 + 9 H2O
HNO3 + (NH4)2SO4 = (NH4)NO3 + H2SO4 =>
2 HNO3 + (NH4)2SO4 = 2(NH4)NO3 + H2SO4
NaH + Al(NO3)3 = NaNO3 + AlH3 =>
3 NaH + Al(NO3)3 = 3 NaNO3 + AlH3
Zn + KMnO4 + KOH = K2MnO4 + Zn(OH)2 =>
Zn + 2 KMnO4 + 2 KOH = 2 K2MnO4 + Zn(OH)2
AgNO3 + NaHCO3 = Ag2O + CO2 + NaNO3 + H2O =>
2 AgNO3 + 2 NaHCO3 = Ag2O + 2 CO2 + 2 NaNO3 + H2O
FeCl2 + H2O = FeO + H + Cl =>
FeCl2 + H2O = FeO + 2 H + 2 Cl
Fe + CaO = FeOCa =>
Fe + CaO = FeOCa
Mo + F = MoF =>
Mo + F = MoF
Al3 + FaCm = FaCmAl =>
Al3 + 3 FaCm = 3 FaCmAl
Na2C2O2 + KMnO4 = KC2O2 + Na2MnO4 =>
Na2C2O2 + KMnO4 = KC2O2 + Na2MnO4
CH3COH + KOH + KMnO4 = CH3COOK + MnO2 + H2O =>
3 CH3COH + KOH + 2 KMnO4 = 3 CH3COOK + 2 MnO2 + 2 H2O
F2 = F5 =>
5 F2 = 2 F5
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