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4 CuS + O2 = 2 Cu2O + 4 S
NaNO3 + NaBr = NaNO2 + NaBrO3 =>
3 NaNO3 + NaBr = 3 NaNO2 + NaBrO3
Zn(HCO3)2(s) = ZnCO3(s) + H2O(l) + CO2(g) =>
Zn(HCO3)2(s) = ZnCO3(s) + H2O(l) + CO2(g)
CoClPr3 + Me = CoClPr2Me3 + Pr =>
CoClPr3 + 3 Me = CoClPr2Me3 + Pr
Al2O3 + NH3 = Al + N2 + H2O =>
Al2O3 + 2 NH3 = 2 Al + N2 + 3 H2O
Br2 + CCl4 = Br2C + Cl4 =>
Br2 + CCl4 = Br2C + Cl4
NaCl + CaN2O6 = NaNO3 + CaCl2 =>
2 NaCl + CaN2O6 = 2 NaNO3 + CaCl2
As4 + KBrO + KOH = K3AsO4 + H2O + KBr =>
As4 + 10 KBrO + 12 KOH = 4 K3AsO4 + 6 H2O + 10 KBr
Mn + NH3 + H2O = Mn(OH)2 + NH4Mn =>
3 Mn + 2 NH3 + 2 H2O = Mn(OH)2 + 2 NH4Mn
C2H4(OH)2 + KMnO4 + H2SO4 = C6H4O2 + KOH + SMnO2 + H2O =>
9 C2H4(OH)2 + 2 KMnO4 + 2 H2SO4 = 3 C6H4O2 + 2 KOH + 2 SMnO2 + 22 H2O
Li + HCl = LiCl2 + H =>
Li + 2 HCl = LiCl2 + 2 H
NaOH + KCIO3 = NaCIO3 + KOH =>
NaOH + KCIO3 = NaCIO3 + KOH
Fe(CN)3 + HCl = FeCl3 + HCN =>
Fe(CN)3 + 3 HCl = FeCl3 + 3 HCN
Sn + AuCl2 = SnCl2 + Au =>
Sn + AuCl2 = SnCl2 + Au
LiO + H2O = LiOH + O =>
2 LiO + H2O = 2 LiOH + O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CaCl2 + (NH4)PO4 = Ca3(PO4)2 + NH4 + Cl =>
3 CaCl2 + 2(NH4)PO4 = Ca3(PO4)2 + 2 NH4 + 6 Cl
C3H7Br + C4H9Br + Na = C7H16 + BrNa =>
C3H7Br + C4H9Br + 2 Na = C7H16 + 2 BrNa
CH2O2 + H2O = H3O + CO2 =>
CH2O2 + 2 H2O = 2 H3O + CO2
Al(OH)(NO3)2 + Al(OH)3 = Al(OH)2NO3 =>
Al(OH)(NO3)2 + Al(OH)3 = 2 Al(OH)2NO3
Bi2S3 + O2 = BiO3 + SO2 =>
Bi2S3 + 6 O2 = 2 BiO3 + 3 SO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Al(OH)3Al2(SO4)3 = AlOH(SO4) =>
Al(OH)3Al2(SO4)3 = 3 AlOH(SO4)
H2SiCl3 + H2O = H10Si20O15 + HCl =>
20 H2SiCl3 + 15 H2O = H10Si20O15 + 60 HCl
Al2(SO4)3 + Na2SO3 = Al2SO3 + Na2(SO4)3 =>
Al2(SO4)3 + Na2SO3 = Al2SO3 + Na2(SO4)3
V2O5 + H2O = H3VO4 =>
V2O5 + 3 H2O = 2 H3VO4
NH4Cl + Ba(OH)2 = NH4(OH)2 + BaCl =>
NH4Cl + Ba(OH)2 = NH4(OH)2 + BaCl
H2 + N = H6N =>
3 H2 + N = H6N
K2CrO4 + Hg + H2SO4 = Cr2(SO4)3 + K2SO4 + HgSO4 + H2O =>
2 K2CrO4 + 3 Hg + 8 H2SO4 = Cr2(SO4)3 + 2 K2SO4 + 3 HgSO4 + 8 H2O
C6H5OH + O2 = CO2 + H2O =>
C6H5OH + 7 O2 = 6 CO2 + 3 H2O
SnFe + HgCl = SnCl + FeHg =>
SnFe + HgCl = SnCl + FeHg
Na3(NO3)2 = Na + NO3 =>
Na3(NO3)2 = 3 Na + 2 NO3
Sr(HCO3)2 + Li2SO4 = SrSO4 + Li2(HCO3)2 =>
Sr(HCO3)2 + Li2SO4 = SrSO4 + Li2(HCO3)2
CuOH + H2CO3 = CuH3CO4 =>
CuOH + H2CO3 = CuH3CO4
FeCl3 + H2S = FeCl2 + HCl + S =>
2 FeCl3 + H2S = 2 FeCl2 + 2 HCl + S
CaO + NaF = Na2O + CaF2 =>
CaO + 2 NaF = Na2O + CaF2
Fe(NO3)3 + Li = Li2O + N2 + Fe2O3 =>
2 Fe(NO3)3 + 30 Li = 15 Li2O + 3 N2 + Fe2O3
C6H5OH + HOH = C6H5(OH)2 + H2 =>
2 C6H5OH + 2 HOH = 2 C6H5(OH)2 + H2
Fe2O3 + K2O + O2 = K2FeO4 =>
2 Fe2O3 + 4 K2O + 3 O2 = 4 K2FeO4
Na(s) + Cl2(g) = NaCl(s) =>
2 Na(s) + Cl2(g) = 2 NaCl(s)
ZnCl2 + Cu = Zn + Cl2Cu =>
ZnCl2 + Cu = Zn + Cl2Cu
NiCl + Na2S = Ni2S + NaCl =>
2 NiCl + Na2S = Ni2S + 2 NaCl
NH4Cl + Ba(OH)2 = NH4(OH)2 + BaCl =>
NH4Cl + Ba(OH)2 = NH4(OH)2 + BaCl
CO2 + NOH = N2CO3 + H2O =>
CO2 + 2 NOH = N2CO3 + H2O
ZrO + SOCl2 = ZrCl4 + SO2 + S2Cl2 =>
3 ZrO + 7 SOCl2 = 3 ZrCl4 + 5 SO2 + S2Cl2
MgO + Na2SO4 = MgSO4 + Na2O =>
MgO + Na2SO4 = MgSO4 + Na2O
CaCl2 + (NH4)PO4 = Ca3(PO4)2 + NH4 + Cl =>
3 CaCl2 + 2(NH4)PO4 = Ca3(PO4)2 + 2 NH4 + 6 Cl
Cu(OH)2 + CH2O = CuC2O + H2O =>
Cu(OH)2 + 2 CH2O = CuC2O + 3 H2O
CH2 + KMnO4 + H2O = CH2(OH)2 + MnO2 + KOH =>
3 CH2 + 2 KMnO4 + 4 H2O = 3 CH2(OH)2 + 2 MnO2 + 2 KOH
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