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Ni2O3 + 3 C = 2 Ni + 3 CO
C2H4O = C + H2 + O2 =>
2 C2H4O = 4 C + 4 H2 + O2
MnO2 + NaOH = Na4MnO4 + H2O =>
MnO2 + 4 NaOH = Na4MnO4 + 2 H2O
CuCl2 + Br2 = CuBr + Cl2 =>
2 CuCl2 + Br2 = 2 CuBr + 2 Cl2
(NH4)2S + ZnBr2 = (NH4)Br + ZnS =>
(NH4)2S + ZnBr2 = 2(NH4)Br + ZnS
HCOH + Ag(NH3)2OH = HCOOH + Ag + H2O + NH3 =>
HCOH + 2 Ag(NH3)2OH = HCOOH + 2 Ag + H2O + 4 NH3
AgNO3(aq) + H3PO4(aq) = Ag3PO4(s) + HNO3(aq) =>
3 AgNO3(aq) + H3PO4(aq) = Ag3PO4(s) + 3 HNO3(aq)
BeCl2 + NaI = BeI2 + Na2Cl2 =>
BeCl2 + 2 NaI = BeI2 + Na2Cl2
S2F2 = S8 + SF4 =>
16 S2F2 = 3 S8 + 8 SF4
SiH4 + O2 = SiO2 + H2O =>
SiH4 + 2 O2 = SiO2 + 2 H2O
Hg(NO3)2 + LiBr = LiNO3 + HgBr2 =>
Hg(NO3)2 + 2 LiBr = 2 LiNO3 + HgBr2
CuSO4 + Sn2 = SnSO4 + Cu =>
2 CuSO4 + Sn2 = 2 SnSO4 + 2 Cu
AlCl3 + CuSO4 = AlSO4 + CuCl3 =>
AlCl3 + CuSO4 = AlSO4 + CuCl3
Fe + CuS = Fe2S3 + Cu =>
2 Fe + 3 CuS = Fe2S3 + 3 Cu
P + H2O = H3PO4 + H2 =>
2 P + 8 H2O = 2 H3PO4 + 5 H2
CH3COOH + H2SO4 = H2S + CO2 + H2O =>
CH3COOH + H2SO4 = H2S + 2 CO2 + 2 H2O
H{+} + Cr2O72{-} + C2H5OH = Cr3{+} + CO2 + H2O =>
60 H{+} + 36 Cr2O72{-} + 427 C2H5OH = 24 Cr3{+} + 854 CO2 + 1311 H2O
PlO + O2 = PlO2 =>
2 PlO + O2 = 2 PlO2
K2Cr2O7 + HCl + FeS = KCl + CrCl3 + FeO + S + H2 =>
K2Cr2O7 + 8 HCl + 7 FeS = 2 KCl + 2 CrCl3 + 7 FeO + 7 S + 4 H2
HNO3(aq) + CaCO3(aq) = Ca(NO3)2(aq) + CO2(g) + H2O(l) =>
2 HNO3(aq) + CaCO3(aq) = Ca(NO3)2(aq) + CO2(g) + H2O(l)
As2S5 + OH{-} + H2O2 = AsO4{-3} + SO4{-2} + H2O =>
As2S5 + 16 OH{-} + 20 H2O2 = 2 AsO4{-3} + 5 SO4{-2} + 28 H2O
H2O + Al2O3 = Al(OH)3 =>
3 H2O + Al2O3 = 2 Al(OH)3
Na + CO = NaO + C =>
Na + CO = NaO + C
Li + HNO3 = LiNO3 + H2 =>
2 Li + 2 HNO3 = 2 LiNO3 + H2
CH3NH3Br + BiBr3 = (CH3NH3)3Bi2Br9 =>
3 CH3NH3Br + 2 BiBr3 = (CH3NH3)3Bi2Br9
HBr(aq) + Li2S(aq) = H2S + LiBr =>
2 HBr(aq) + Li2S(aq) = H2S + 2 LiBr
KH2PO4 + KOH + LiCl = H2O + Li3PO4 + KCl =>
KH2PO4 + 2 KOH + 3 LiCl = 2 H2O + Li3PO4 + 3 KCl
Co(OH)2 + NH3 = Co(NH3)6 + OH =>
Co(OH)2 + 6 NH3 = Co(NH3)6 + 2 OH
MgSO4(aq) + CaS(aq) = MgS + SO4Ca =>
MgSO4(aq) + CaS(aq) = MgS + SO4Ca
AgBr = Ag + Br =>
AgBr = Ag + Br
CH2F2 + O2 = CO2 + H2O + F2 =>
2 CH2F2 + 3 O2 = 2 CO2 + 2 H2O + 2 F2
Al(NO3)3 + Zn = Al + ZnNO3 =>
Al(NO3)3 + 3 Zn = Al + 3 ZnNO3
ON + H2 = OH2 + N2 =>
2 ON + 2 H2 = 2 OH2 + N2
Hg2(NO3)2 + HBr = Hg2Br2 + HNO3 =>
Hg2(NO3)2 + 2 HBr = Hg2Br2 + 2 HNO3
NaAc + H2O = NaOH + HAc =>
NaAc + H2O = NaOH + HAc
CaCO3 + HCl = CaCl2 + [H2CO3]CO2 + H2O =>
2 CaCO3 + 4 HCl = 2 CaCl2 + [H2CO3]CO2 + H2O
BaSO3 + HCl = BaCl2 + H2O + SO2 =>
BaSO3 + 2 HCl = BaCl2 + H2O + SO2
CN + O2 = CO2 + N3O4 =>
3 CN + 5 O2 = 3 CO2 + N3O4
Ca + (OH)2 + H3PO3 = Ca(PO4)3 + H2O =>
2 Ca + 15(OH)2 + 6 H3PO3 = 2 Ca(PO4)3 + 24 H2O
FeCuS2 + HNO3 = Fe(NO3)2 + Cu(NO3)2 + H2SO4 + NO2 + H2O =>
FeCuS2 + 20 HNO3 = Fe(NO3)2 + Cu(NO3)2 + 2 H2SO4 + 16 NO2 + 8 H2O
CNa = NaC =>
CNa = NaC
C3H6 + O2 = CH3CH2COOH =>
C3H6 + O2 = CH3CH2COOH
CuCl2*4H2O + O2 = CuO + H2O + Cl2 =>
2 CuCl2*4H2O + O2 = 2 CuO + 8 H2O + 2 Cl2
HCl + Mg = H2 + MgCl2 =>
2 HCl + Mg = H2 + MgCl2
SO2 + NO3 = SO3 + NO =>
2 SO2 + NO3 = 2 SO3 + NO
HI + MgH = MgI2 + H2 =>
4 HI + 2 MgH = 2 MgI2 + 3 H2
C8H18 + O2(g) = CO2(g) + H2O =>
2 C8H18 + 25 O2(g) = 16 CO2(g) + 18 H2O
NaH2PO4*H2O + NH4H2PO4 = Na4P6O17 + H2O + NH3 =>
4 NaH2PO4*H2O + 2 NH4H2PO4 = Na4P6O17 + 11 H2O + 2 NH3
CO + OH = CO(OH)2 =>
CO + 2 OH = CO(OH)2
KCl + MnO2 + HNO3 = Cl2 + Mn(NO3)2 + KNO3 + H2O =>
2 KCl + MnO2 + 4 HNO3 = Cl2 + Mn(NO3)2 + 2 KNO3 + 2 H2O
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