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3 CuCr2O7 + Ca3N2 = Cu3N2 + 3 CaCr2O7
CU(s) + O2(g) = CUO(s) =>
2 CU(s) + O2(g) = 2 CUO(s)
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
Rb + Cl2 = RbCl =>
2 Rb + Cl2 = 2 RbCl
CK = KC1 =>
CK = KC1
FeSO4 + KOH = Fe(OH)2 + K2SO4 =>
FeSO4 + 2 KOH = Fe(OH)2 + K2SO4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HCl + CH3COONa = CH3COOH + NaCl =>
HCl + CH3COONa = CH3COOH + NaCl
HCOHCuO = HCOOHCu =>
HCOHCuO = HCOOHCu
Al + ClCl = AlClClClAlClClCl =>
2 Al + 3 ClCl = AlClClClAlClClCl
Pb + Na + C2H5Cl = Pb(C2H5)4 + NaCl =>
Pb + 4 Na + 4 C2H5Cl = Pb(C2H5)4 + 4 NaCl
H2O2 = H2O + O =>
H2O2 = H2O + O
HCl + Na2Co3 = H2Co3 + NaCl =>
2 HCl + Na2Co3 = H2Co3 + 2 NaCl
KN + O2 = KNO2 =>
KN + O2 = KNO2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
CH3C6H4COONaH2O = CH3C6H4COOHNaOH =>
CH3C6H4COONaH2O = CH3C6H4COOHNaOH
S + K2SO3 = K2S + SO3 =>
S + K2SO3 = K2S + SO3
AgNO3 + FeCl3 = Fe(NO3)3 + AgCl =>
3 AgNO3 + FeCl3 = Fe(NO3)3 + 3 AgCl
S2SO3 + HCl = SH + Cl2SO3 =>
S2SO3 + 2 HCl = 2 SH + Cl2SO3
NH3 + O2 = N2(O2)3 + H2O =>
4 NH3 + 9 O2 = 2 N2(O2)3 + 6 H2O
(NH4)2MoO4 + PO4{3-} + HNO3 = (NH4)3PO4*12MoO3 + NH4NO3 + NO3{-} + H2O =>
12(NH4)2MoO4 + PO4{3-} + 24 HNO3 = (NH4)3PO4*12MoO3 + 21 NH4NO3 + 3 NO3{-} + 12 H2O
MoO3 + H2 = H2O + Mo2O3 =>
2 MoO3 + 3 H2 = 3 H2O + Mo2O3
KOH + Sn = K2SnO2 + H2 =>
2 KOH + Sn = K2SnO2 + H2
CrPO4 + NaOH + H2O2 = Na2CrO4 + H2O + H3PO4 =>
2 CrPO4 + 4 NaOH + 3 H2O2 = 2 Na2CrO4 + 2 H2O + 2 H3PO4
SiO + O2 = Si2O4 =>
2 SiO + O2 = Si2O4
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
BeCl2 + (NH4)2CO3 = (NH4)2Be(CO3)2 + NH4Cl =>
BeCl2 + 2(NH4)2CO3 = (NH4)2Be(CO3)2 + 2 NH4Cl
NH4OH + Al2(SO4)3 = Al2OH + NH4(SO4)3 =>
NH4OH + Al2(SO4)3 = Al2OH + NH4(SO4)3
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CaClKPO4 = KClCaPO4 =>
CaClKPO4 = KClCaPO4
FeSO4 + KOH = Fe(OH)2 + K2SO4 =>
FeSO4 + 2 KOH = Fe(OH)2 + K2SO4
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
SrCl2 + K2Cr2O7 + H2SO4 = SrSO4 + K2SO4 + CrO2Cl2 + H2O =>
2 SrCl2 + K2Cr2O7 + 3 H2SO4 = 2 SrSO4 + K2SO4 + 2 CrO2Cl2 + 3 H2O
[Ag(NH3)2]OH + HCHO + H2O = Ag + NH4(HCOO) + (NH3*H2O) =>
2[Ag(NH3)2]OH + HCHO + 2 H2O = 2 Ag + NH4(HCOO) + 3(NH3*H2O)
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
O = O3 =>
3 O = O3
H2FeO4 = Fe + O2 + H2O =>
2 H2FeO4 = 2 Fe + 3 O2 + 2 H2O
Ag3PO4 + NaBr = Na3PO4 + AgBr =>
Ag3PO4 + 3 NaBr = Na3PO4 + 3 AgBr
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
Pb(NO3)2(aq) + KBr(aq) = KNO3(aq) + PbBr2 =>
Pb(NO3)2(aq) + 2 KBr(aq) = 2 KNO3(aq) + PbBr2
Fe(SCN)3 + Na3PO4 = NaSCN + FePO4 =>
Fe(SCN)3 + Na3PO4 = 3 NaSCN + FePO4
Li + Br = LiBr =>
Li + Br = LiBr
[Ag(NH3)2]Cl + KCN = K3[Ag(CN)4] + NH3 + KCl =>
[Ag(NH3)2]Cl + 4 KCN = K3[Ag(CN)4] + 2 NH3 + KCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
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