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2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Cr3Sb2 + HNO3 + H2O = H2CrO4 + H3Sb + NO =>
Cr3Sb2 + 4 HNO3 + 4 H2O = 3 H2CrO4 + 2 H3Sb + 4 NO
Pb4 + Br2 = PbBr3 =>
Pb4 + 6 Br2 = 4 PbBr3
NaO + H = OHNa =>
NaO + H = OHNa
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
MgI2(aq) + Pb(No3)2(aq) = PbI2(aq) + Mg(No3)2(aq) =>
MgI2(aq) + Pb(No3)2(aq) = PbI2(aq) + Mg(No3)2(aq)
CoCl2 + C2H5OH = [Co(C2H5OH)6]Cl2 =>
CoCl2 + 6 C2H5OH = [Co(C2H5OH)6]Cl2
[Cu(NH3)4]2S2O8 + KClO3 = KCl + CuO + N2 + SO2 + H2O =>
3[Cu(NH3)4]2S2O8 + 10 KClO3 = 10 KCl + 6 CuO + 12 N2 + 6 SO2 + 36 H2O
KMnO4 + C4H10 = MnO2 + K2O + C4H10O =>
2 KMnO4 + 3 C4H10 = 2 MnO2 + K2O + 3 C4H10O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Pb(s) + H2CO3(aq) = Pb(CO3)(s) + H2(g) =>
Pb(s) + H2CO3(aq) = Pb(CO3)(s) + H2(g)
C2H4(g) + O22(g) = CO2(g) + H2O(g) =>
11 C2H4(g) + 3 O22(g) = 22 CO2(g) + 22 H2O(g)
Ba(OH)2 + PbC2H3O2 = BaC2H3O2 + Pb(OH)2 =>
Ba(OH)2 + PbC2H3O2 = BaC2H3O2 + Pb(OH)2
MgCl2*6H2O + NaOHH2O = Mg(OH)2 + Na2Cl2 + H2O =>
MgCl2*6H2O + 2 NaOHH2O = Mg(OH)2 + Na2Cl2 + 8 H2O
NH3 + BF3 = NF3 + BH3 =>
NH3 + BF3 = NF3 + BH3
I{-} + H2O = OH{-} + H2 + I2 =>
2 I{-} + 2 H2O = 2 OH{-} + H2 + I2
C4H9SCl + O2 = CO2 + SO3 + Cl2 + H2O =>
4 C4H9SCl + 31 O2 = 16 CO2 + 4 SO3 + 2 Cl2 + 18 H2O
C22H30O2 + O2 = H2O + CO2 =>
2 C22H30O2 + 57 O2 = 30 H2O + 44 CO2
CuS + H{+} + Cl{-} = CuCl4{2-} + H2S =>
CuS + 2 H{+} + 4 Cl{-} = CuCl4{2-} + H2S
C2H5OH + O2(g) = H2O + CO2 =>
C2H5OH + 3 O2(g) = 3 H2O + 2 CO2
NdMgNi6Co2 + Ni = NdMgNi10Co2 =>
NdMgNi6Co2 + 4 Ni = NdMgNi10Co2
CuCl2 + (NH4)3 + PO4 = Cu3(PO4)2 + ClNH4 =>
3 CuCl2 + 2(NH4)3 + 2 PO4 = Cu3(PO4)2 + 6 ClNH4
sodiumcarbonate + Hydrochloricacid = sodiumchloride + carbondioxide + water =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
Al + I2O3 = Al2O3 + I =>
2 Al + I2O3 = Al2O3 + 2 I
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
CO + Al = AlC + O2 =>
2 CO + 2 Al = 2 AlC + O2
H2CO3 + Fe(OH)3 = Fe(OH)CO3 + H2O =>
H2CO3 + Fe(OH)3 = Fe(OH)CO3 + 2 H2O
SbCl3 + NaOH + Cl2 = Na3SbO4 + NaCl + HCl =>
SbCl3 + 4 NaOH + Cl2 = Na3SbO4 + NaCl + 4 HCl
CHI3 + Na3AsO3 + NaOH = CH2I2 + NaI + Na3AsO4 =>
CHI3 + Na3AsO3 + NaOH = CH2I2 + NaI + Na3AsO4
H1 + (PO4)3 = H3PO4 =>
9 H1 + (PO4)3 = 3 H3PO4
Hg + HNO3(cc) = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 HNO3(cc) = Hg(NO3)2 + 2 NO2 + 2 H2O
HNO3 + SrOH = HOH + Sr(NO3) =>
HNO3 + SrOH = HOH + Sr(NO3)
NaIO3 + CaCl2 = CaIO3 + NaCl2 =>
NaIO3 + CaCl2 = CaIO3 + NaCl2
CH3COOH = CH3COOCOCH3 + H2O =>
2 CH3COOH = CH3COOCOCH3 + H2O
NH4OH + CuSO4 = [Cu(NH3)4](OH)2 + H2O + (NH4)2SO4 =>
6 NH4OH + CuSO4 = [Cu(NH3)4](OH)2 + 4 H2O + (NH4)2SO4
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeSO + HNO3 = Fe(SO4)NO3 + NO + H2O =>
3 FeSO + 10 HNO3 = 3 Fe(SO4)NO3 + 7 NO + 5 H2O
Fe(C2H3O2)2 + Na3PO4 = Fe3(PO4)2 + NaC2H3O2 =>
3 Fe(C2H3O2)2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaC2H3O2
CH3SH + CO = CH3CO(SCH3) + H2S =>
2 CH3SH + CO = CH3CO(SCH3) + H2S
Ag2O + KBr + H2O = AgBr + KOH =>
Ag2O + 2 KBr + H2O = 2 AgBr + 2 KOH
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
FeSO4*12H2O = Fe + SO3 + H2 + O2 =>
2 FeSO4*12H2O = 2 Fe + 2 SO3 + 24 H2 + 13 O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
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