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ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
Zn + HBr = H2 + ZnBr =>
2 Zn + 2 HBr = H2 + 2 ZnBr
MgCl2 + AgOH = Mg(OH)2 + AgCl =>
MgCl2 + 2 AgOH = Mg(OH)2 + 2 AgCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH3CH(NH2)CH2COOH + Ca(OH)2 = (CH3CH(NH2)CH2COO)2Ca + H2O =>
2 CH3CH(NH2)CH2COOH + Ca(OH)2 = (CH3CH(NH2)CH2COO)2Ca + 2 H2O
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
Fe + O2 + H2O = Fe(OH)3 =>
4 Fe + 3 O2 + 6 H2O = 4 Fe(OH)3
AgMnO4 + Sr = Ag + SrMnO4 =>
AgMnO4 + Sr = Ag + SrMnO4
HCOOH + Ca(OH)2 = Ca(HCOO)2 + H2O =>
2 HCOOH + Ca(OH)2 = Ca(HCOO)2 + 2 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
PbO + NH3 = Pb + N2 + H2O =>
3 PbO + 2 NH3 = 3 Pb + N2 + 3 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Mg + Na2Co3 = Na + MgCo3 =>
Mg + Na2Co3 = 2 Na + MgCo3
H2 + Cl2 + N2 = NH4Cl2 =>
4 H2 + 2 Cl2 + N2 = 2 NH4Cl2
HgF2 = Hg + F2 =>
HgF2 = Hg + F2
Cr + HF = CrF3 + H2 =>
2 Cr + 6 HF = 2 CrF3 + 3 H2
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Cl2 + KBr = K + BrCl2 =>
Cl2 + KBr = K + BrCl2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
H2S + Mg(OH)2 = H2O + MgS =>
H2S + Mg(OH)2 = 2 H2O + MgS
Be + KNO3 = K + Be(NO3)2 =>
Be + 2 KNO3 = 2 K + Be(NO3)2
CH3CH3CH2 + O2 = CO2 + H2O =>
CH3CH3CH2 + 5 O2 = 3 CO2 + 4 H2O
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Ca + CsCl = CaCl2 + Cs =>
Ca + 2 CsCl = CaCl2 + 2 Cs
Na + CO3 = NaCO3 =>
Na + CO3 = NaCO3
Cl2 + KBr = K + BrCl2 =>
Cl2 + KBr = K + BrCl2
MgF2 + Ga(OH)3 = GaF3 + Mg(OH)2 =>
3 MgF2 + 2 Ga(OH)3 = 2 GaF3 + 3 Mg(OH)2
KMnO4 + Cu(NO3)2 = Cu(MnO4)2 + KNO3 =>
2 KMnO4 + Cu(NO3)2 = Cu(MnO4)2 + 2 KNO3
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
Na + H2S = Na2S + H =>
2 Na + H2S = Na2S + 2 H
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Be + KNO3 = K + Be(NO3)2 =>
Be + 2 KNO3 = 2 K + Be(NO3)2
Co2O3 + Zn = ZnO + Co =>
Co2O3 + 3 Zn = 3 ZnO + 2 Co
FeSO4 + K2CrO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
6 FeSO4 + 2 K2CrO4 + 8 H2SO4 = 3 Fe2(SO4)3 + 2 K2SO4 + Cr2(SO4)3 + 8 H2O
Ca5(PO4)3F + H2SO4 + H2O = HF + Ca(H2PO4)2*H2O + CaSO4 =>
2 Ca5(PO4)3F + 7 H2SO4 + 3 H2O = 2 HF + 3 Ca(H2PO4)2*H2O + 7 CaSO4
Na2SO3(aq) + H2O(l) = Na2SO3*5H2O(s) =>
Na2SO3(aq) + 5 H2O(l) = Na2SO3*5H2O(s)
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Cl2H22O11 + O2 = Cl + O(OH)2 =>
Cl2H22O11 + 11 O2 = 2 Cl + 11 O(OH)2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
CH3COOH + CO2 + Fe(OH)3 = Fe{2+} + HCO3{-} + H2O =>
CH3COOH + 14 CO2 + 8 Fe(OH)3 = 8 Fe{2+} + 16 HCO3{-} + 6 H2O
C + S = CS2 =>
C + 2 S = CS2
MgI2 + LiF = MgF2 + LiI =>
MgI2 + 2 LiF = MgF2 + 2 LiI
Sr(NO3)2 + K2S = SrS + KNO3 =>
Sr(NO3)2 + K2S = SrS + 2 KNO3
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Zn + CrCl3 = CrCl2 + ZnCl2 =>
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
Be + KNO3 = K + Be(NO3)2 =>
Be + 2 KNO3 = 2 K + Be(NO3)2
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
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