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Mn(OH)2 + 4 NaOH = Na4[Mn(OH)6]
Ca(NO3)2NH4NO3*10H2O + H2SO4 = HNO3 + CaHSO4 + H2O + CaNH4 =>
10 Ca(NO3)2NH4NO3*10H2O + 3 H2SO4 = 33 HNO3 + 3 CaHSO4 + 91 H2O + 7 CaNH4
Mg + Na2CO3 = Mg(CO3)2 + Na =>
Mg + 2 Na2CO3 = Mg(CO3)2 + 4 Na
WCl3 + NaOH = Na2WO4 + NaCl + H2 + H2O =>
2 WCl3 + 10 NaOH = 2 Na2WO4 + 6 NaCl + 3 H2 + 2 H2O
BC + D = BD + C =>
BC + D = BD + C
CH3CH2CH2Br + Zn = CH3CH2CH2 + ZnBr =>
CH3CH2CH2Br + Zn = CH3CH2CH2 + ZnBr
NaCl + SO4 = Na2SO4 + Cl =>
2 NaCl + SO4 = Na2SO4 + 2 Cl
NaOH + BeO = NaO + BeOH =>
NaOH + BeO = NaO + BeOH
NaHO3 + HC2H3O2 = NaC2H3O2 + H2O + CO2 =>
2 NaHO3 + 3 HC2H3O2 = 2 NaC2H3O2 + 4 H2O + 2 CO2
Cu3N2(aq) + MgBr2(aq) = CuBr2(aq) + Mg3N2(aq) =>
Cu3N2(aq) + 3 MgBr2(aq) = 3 CuBr2(aq) + Mg3N2(aq)
Pb + SO4 = PbSO4 =>
Pb + SO4 = PbSO4
NaAlO2 = Na + Al + O2 =>
NaAlO2 = Na + Al + O2
Cr + Fe(NO3)2 = Fe + Cr(NO3)3 =>
2 Cr + 3 Fe(NO3)2 = 3 Fe + 2 Cr(NO3)3
H2SO4 + Pb(CH3COO)2 = PbSO4 + CH3COOH =>
H2SO4 + Pb(CH3COO)2 = PbSO4 + 2 CH3COOH
Fe + HCl(dil) = FeCl3 + H2 =>
2 Fe + 6 HCl(dil) = 2 FeCl3 + 3 H2
Fe2O + H2SO4 = H2O + Fe2SO4 =>
Fe2O + H2SO4 = H2O + Fe2SO4
Fe(NO3)2 + Na2CO3 = FeCO3 + NaNO3 =>
Fe(NO3)2 + Na2CO3 = FeCO3 + 2 NaNO3
Cu + (PO4)2 = Cu3(PO4)2 =>
3 Cu + (PO4)2 = Cu3(PO4)2
AlCl3 + I2 = Al2I3 + Cl2 =>
4 AlCl3 + 3 I2 = 2 Al2I3 + 6 Cl2
Zn + H2SO4 + H2O = ZnSO4H14O7 + H2 =>
Zn + H2SO4 + 7 H2O = ZnSO4H14O7 + H2
CS2 = C + S =>
CS2 = C + 2 S
Zn + Pb(CH3COO)2 = Pb + Zn(CH3COO)2 =>
Zn + Pb(CH3COO)2 = Pb + Zn(CH3COO)2
HBrO2 = Br2O3 + H2O =>
2 HBrO2 = Br2O3 + H2O
Mg + Zn = Mg2Zn =>
2 Mg + Zn = Mg2Zn
Hg(NO3)2 + K2S = HgS + K2(NO3)2 =>
Hg(NO3)2 + K2S = HgS + K2(NO3)2
Na3CrO3 + HCl = NaCl + CrCl3 + H2O =>
Na3CrO3 + 6 HCl = 3 NaCl + CrCl3 + 3 H2O
CrO + H = Cr + H2O =>
CrO + 2 H = Cr + H2O
Be2 + O2 = BeO =>
Be2 + O2 = 2 BeO
C3H6Br2 + Na = C3H6 + NaBr =>
C3H6Br2 + 2 Na = C3H6 + 2 NaBr
HNO3 = NO2 + O2 + H2O =>
4 HNO3 = 4 NO2 + O2 + 2 H2O
Fe + N = Fe5N2 =>
5 Fe + 2 N = Fe5N2
AI + HC1 = AIC13 + H2 =>
2 AI + 26 HC1 = 2 AIC13 + 13 H2
Bi2S3 + HNO3 = Bi(NO3)3 + NO + S + H2O =>
Bi2S3 + 8 HNO3 = 2 Bi(NO3)3 + 2 NO + 3 S + 4 H2O
Ag(NH3)2OH + K2S = Ag2S + NH3 + KOH =>
2 Ag(NH3)2OH + K2S = Ag2S + 4 NH3 + 2 KOH
MgO + H = Mg + HO =>
MgO + H = Mg + HO
Fe + HMnO4 = FeH + MnO4 =>
Fe + HMnO4 = FeH + MnO4
NiSO4 + Pb(NO3)2 = Ni(NO3)2 + SO4Pb =>
NiSO4 + Pb(NO3)2 = Ni(NO3)2 + SO4Pb
Pb(NO3)2 + Cu(CO3)2 = Cu(NO3)2 + Pb(CO3)2 =>
Pb(NO3)2 + Cu(CO3)2 = Cu(NO3)2 + Pb(CO3)2
C2H18 + O2 = CO2 + H2O =>
2 C2H18 + 13 O2 = 4 CO2 + 18 H2O
CH4 + OH = CO + H2O =>
CH4 + 6 OH = CO + 5 H2O
Fe(NO3)2 + NaOH = Fe(OH)2 + NaNO3 =>
Fe(NO3)2 + 2 NaOH = Fe(OH)2 + 2 NaNO3
BaClHSO4 = BaSO4HCl =>
BaClHSO4 = BaSO4HCl
Al2 + S = Al2S3 =>
Al2 + 3 S = Al2S3
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + KCH3COO =>
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + 2 KCH3COO
CrO4 = Cr2O3 + O2 =>
4 CrO4 = 2 Cr2O3 + 5 O2
Co + HBr = CoBr + H2 =>
2 Co + 2 HBr = 2 CoBr + H2
Al + Fe(NO3)2 = Al(NO3)3 + Fe =>
2 Al + 3 Fe(NO3)2 = 2 Al(NO3)3 + 3 Fe
NaCO3 + H2C4H4O6 = Na2C4H4O6 + CO2 + H2O =>
10 NaCO3 + 6 H2C4H4O6 = 5 Na2C4H4O6 + 14 CO2 + 8 H2O
ZnO + CaCO3 = CaZnO2 + CO2 =>
ZnO + CaCO3 = CaZnO2 + CO2
NaCl + Fe2 = NaFe + Cl2 =>
2 NaCl + Fe2 = 2 NaFe + Cl2
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