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2 Cu + Zn2SO4 = Cu2SO4 + 2 Zn
CoCl2*6H2O + NH4Cl + NH3*H2O + O2 = [Co(NH3)6]Cl3 + H2O =>
4 CoCl2*6H2O + 4 NH4Cl + 20 NH3*H2O + O2 = 4[Co(NH3)6]Cl3 + 46 H2O
Na3VO4 + H2SO4 = Na4V2O7 + Na2SO4 + H2O =>
2 Na3VO4 + H2SO4 = Na4V2O7 + Na2SO4 + H2O
Na2CO3 + H2O2 = Na2O2 + CO2 + H2O =>
Na2CO3 + H2O2 = Na2O2 + CO2 + H2O
NaI + HOH = H2 + I2 + NaOH =>
2 NaI + 2 HOH = H2 + I2 + 2 NaOH
CuO + CO2 = CuCO3 =>
CuO + CO2 = CuCO3
Sr + H2SO4 = Sr2SO4 + H2 =>
2 Sr + H2SO4 = Sr2SO4 + H2
V + HF = H3[VF6] + H2 =>
2 V + 12 HF = 2 H3[VF6] + 3 H2
Zn + K(Au(Cn)2) = Au + K2(Zn(Cn)4) =>
Zn + 2 K(Au(Cn)2) = 2 Au + K2(Zn(Cn)4)
NaClO + (CH3)2CO = CHCl3 + NaOH + H2O + C =>
3 NaClO + (CH3)2CO = CHCl3 + 3 NaOH + H2O + 2 C
CrI3 + KOH + KCIO = K2CrO4 + KIO4 + KCI + H2O =>
2 CrI3 + 10 KOH + 27 KCIO = 2 K2CrO4 + 6 KIO4 + 27 KCI + 5 H2O
Cl2 + FeSO4 = Fe2(SO4)3 + FeCl =>
Cl2 + 6 FeSO4 = 2 Fe2(SO4)3 + 2 FeCl
Na1 + S2 = Na2S1 =>
4 Na1 + S2 = 2 Na2S1
NiSO4 + Na2S + H2O = Ni(OH)2 + Na2SO4 + H2S =>
NiSO4 + Na2S + 2 H2O = Ni(OH)2 + Na2SO4 + H2S
AgNO3 + BaCl2 + H2O = AgCl2 + BaOH + HNO3 =>
AgNO3 + BaCl2 + H2O = AgCl2 + BaOH + HNO3
Na + HCl = NaCl2H2 =>
Na + 2 HCl = NaCl2H2
MnO2 + Al = AlO3 + Mn =>
3 MnO2 + 2 Al = 2 AlO3 + 3 Mn
Ca(s) + AgNO3 = Ca(NO3)2 + Ag(aq) =>
Ca(s) + 2 AgNO3 = Ca(NO3)2 + 2 Ag(aq)
B4C3 + H2O = CH4 + B(OH)3 =>
B4C3 + 12 H2O = 3 CH4 + 4 B(OH)3
Cr + FeNO3 = Fe + CrNO3 =>
Cr + FeNO3 = Fe + CrNO3
PbS + HNO3 = PbS(NO3)2 + NO2 + H2O =>
PbS + 4 HNO3 = PbS(NO3)2 + 2 NO2 + 2 H2O
C7H8O2(l) + O2(g) = CO2(g) + H2O(g) =>
C7H8O2(l) + 8 O2(g) = 7 CO2(g) + 4 H2O(g)
Na2SO4 + HCl + Pb(NO3)2 = NaCl + PbSO4 + HNO2 + O2 =>
Na2SO4 + 2 HCl + Pb(NO3)2 = 2 NaCl + PbSO4 + 2 HNO2 + O2
Zn + NaVO3 + HCl = ZnCl2 + VCl3 + NaCl + H2O =>
Zn + NaVO3 + 6 HCl = ZnCl2 + VCl3 + NaCl + 3 H2O
H2S + SO2 = SO + H2 =>
H2S + SO2 = 2 SO + H2
CoSO4 + Zn = ZnSO4 + Co =>
CoSO4 + Zn = ZnSO4 + Co
Pb + I = PbI =>
Pb + I = PbI
FeCl3 + K3PO4 = K3Cl3 + Fe(PO4) =>
FeCl3 + K3PO4 = K3Cl3 + Fe(PO4)
Co(OH)2 + NH4Cl + NH4OH = [Co(NH3)4]Cl2 + H2O =>
Co(OH)2 + 2 NH4Cl + 2 NH4OH = [Co(NH3)4]Cl2 + 4 H2O
NaNO3Pb(NO3)2 = NaNO3 + Pb(NO3)2 =>
NaNO3Pb(NO3)2 = NaNO3 + Pb(NO3)2
C8H12O2 + O2 = CO2 + H2O =>
C8H12O2 + 10 O2 = 8 CO2 + 6 H2O
MgS + Al = Al2S3 + Mg =>
3 MgS + 2 Al = Al2S3 + 3 Mg
Cl2O + H2O = HClO =>
Cl2O + H2O = 2 HClO
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Zn + H2Cl = H2 + Zn2Cl =>
2 Zn + H2Cl = H2 + Zn2Cl
Pb(NO3)2(aq) + I2Cr(aq) = PbCr(s) + INO3(aq) =>
Pb(NO3)2(aq) + I2Cr(aq) = PbCr(s) + 2 INO3(aq)
Mg(OH)2 + H2Cr2O7 = Mg(HCr2O7)2 + H2O =>
Mg(OH)2 + 2 H2Cr2O7 = Mg(HCr2O7)2 + 2 H2O
NaCl + CaCl2 = CaNaCl3 =>
NaCl + CaCl2 = CaNaCl3
Hg2O = Hg + O2 =>
2 Hg2O = 4 Hg + O2
Cu(CH3COO)2 + C2H5NO2 = C4H8CuN2O4 + CH3COOH =>
Cu(CH3COO)2 + 2 C2H5NO2 = C4H8CuN2O4 + 2 CH3COOH
KAl2Si3AlO10(OH)2 + SiO2 = KAlSi3O8 + Al2SiO5H2O =>
KAl2Si3AlO10(OH)2 + SiO2 = KAlSi3O8 + Al2SiO5H2O
Ca(s) + O2 = CaO(s) =>
2 Ca(s) + O2 = 2 CaO(s)
NaK + H2O = Na2O + K2O + H2 =>
2 NaK + 2 H2O = Na2O + K2O + 2 H2
C7H15COH + H2 = C8H17OH =>
C7H15COH + H2 = C8H17OH
NaCr2 + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 NaCr2 + 13 Br2 + 32 NaOH = 4 Na2CrO4 + 26 NaBr + 16 H2O
HNO3 + K = KNO3 + NO2 + H2O =>
2 HNO3 + K = KNO3 + NO2 + H2O
C14H18N2O5 + CH2O2 = C6H9NO5 + C9H11NO2 =>
C14H18N2O5 + CH2O2 = C6H9NO5 + C9H11NO2
H3PO4(aq) + MgO(s) = MgHPO4 + H2O =>
H3PO4(aq) + MgO(s) = MgHPO4 + H2O
KI + NaNO3 = KNO3 + NaI =>
KI + NaNO3 = KNO3 + NaI
NaOH + H2S04 = NaS04 + H2OH =>
NaOH + H2S04 = NaS04 + H2OH
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