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2 Fe + 6 IBr = 2 FeBr3 + 3 I2
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
FeS + HCl = FeH + ClS =>
FeS + HCl = FeH + ClS
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
HAsO3 + KOH = KAsO3 + H2O =>
HAsO3 + KOH = KAsO3 + H2O
CH3CH3COHCH3 + HCl = CH3CH3CClCH3 + H2O =>
CH3CH3COHCH3 + HCl = CH3CH3CClCH3 + H2O
HNO3 + S = SO2 + N0 + H2O =>
4 HNO3 + 5 S = 5 SO2 + 4 N0 + 2 H2O
Ba(NO3)2 + Pb(CH3COO)2 = Ba(CH3COO)2 + Pb(NO3)2 =>
Ba(NO3)2 + Pb(CH3COO)2 = Ba(CH3COO)2 + Pb(NO3)2
AgF(s) + S8(s) = SF(g) + Ag2S(s) =>
16 AgF(s) + 3 S8(s) = 16 SF(g) + 8 Ag2S(s)
C3H8O3 + HNO3 = C3H5O9N3 + H2O =>
C3H8O3 + 3 HNO3 = C3H5O9N3 + 3 H2O
CaCl(aq) + AgNO3(aq) = CaNO3 + AgCl =>
CaCl(aq) + AgNO3(aq) = CaNO3 + AgCl
Ce(OH)3 + KMnO4 + H2O = MnO2 + Ce(OH)4 + KOH =>
3 Ce(OH)3 + KMnO4 + 2 H2O = MnO2 + 3 Ce(OH)4 + KOH
(PbOH)2CO3 = PbO + CO2 + H2O =>
(PbOH)2CO3 = 2 PbO + CO2 + H2O
C3H7SH(l) + O2(g) = CO2(g) + SO2(g) + H2O(g) =>
C3H7SH(l) + 6 O2(g) = 3 CO2(g) + SO2(g) + 4 H2O(g)
P + H2SO4 = P2SO4 + H =>
2 P + H2SO4 = P2SO4 + 2 H
Na2(CO3) + FeBr3 = Fe2(CO3)3 + NaBr =>
3 Na2(CO3) + 2 FeBr3 = Fe2(CO3)3 + 6 NaBr
Cr + Ca(OH)2 = Cr(OH)3 + Ca =>
2 Cr + 3 Ca(OH)2 = 2 Cr(OH)3 + 3 Ca
CuCl2 + Br2 = CuBr + Cl2 =>
2 CuCl2 + Br2 = 2 CuBr + 2 Cl2
Cd + NiBr2 = Ni + CdBr2 =>
Cd + NiBr2 = Ni + CdBr2
Bi2S3 + HNO3 = Bi{3+} + NO + S + H2O + NO3{-) =>
Bi2S3 + 8 HNO3 = 2 Bi{3+} + 2 NO + 3 S + 4 H2O + 6 NO3{-)
(NH4)2C2O4 + Ba(NO3)2 = BaC2O4(s) + NH4NO3 =>
(NH4)2C2O4 + Ba(NO3)2 = BaC2O4(s) + 2 NH4NO3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NaHSO4 + Ca(NO3)2 = HNO3 + CaSO4 + Na2SO4 =>
2 NaHSO4 + Ca(NO3)2 = 2 HNO3 + CaSO4 + Na2SO4
CO + CH3COOH = CH3COOC + H2O =>
2 CO + 5 CH3COOH = 4 CH3COOC + 4 H2O
NaHCO3 = Na + HCO3 =>
NaHCO3 = Na + HCO3
Pb(OH)2 + HNo3 = Pb(OH)(No3) + H2O =>
Pb(OH)2 + HNo3 = Pb(OH)(No3) + H2O
BaCl + H2SO4 = BaSO4 + H2Cl =>
BaCl + H2SO4 = BaSO4 + H2Cl
Hg + HSO4 = HgSO4 + H2O + S =>
7 Hg + 8 HSO4 = 7 HgSO4 + 4 H2O + S
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
Hg(NO3)2 + H2SO4 = HgSO4 + NO3H =>
Hg(NO3)2 + H2SO4 = HgSO4 + 2 NO3H
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe(s) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + Ca(SO4)1 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 Ca(SO4)1
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
Na2S2O3 + MnO2 + H2SO4 = Na2SO4 + MnSO4 + H2O =>
Na2S2O3 + 4 MnO2 + 3 H2SO4 = Na2SO4 + 4 MnSO4 + 3 H2O
Br2 + NaI = NaBr + I =>
Br2 + 2 NaI = 2 NaBr + 2 I
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Mg2O + H2O = Mg(HO) =>
Mg2O + H2O = 2 Mg(HO)
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
C4H8 + O2 = H + C2O8 =>
C4H8 + 8 O2 = 8 H + 2 C2O8
KI + S = KIS =>
KI + S = KIS
ZnCl2 + Pb(NO3)2 = Zn(NO3)2 + PbCl2 =>
ZnCl2 + Pb(NO3)2 = Zn(NO3)2 + PbCl2
C20H42(g) + O2(g) = H2O(g) + CO2(g) =>
2 C20H42(g) + 61 O2(g) = 42 H2O(g) + 40 CO2(g)
MgSO4 + H2O + Fe = Mg(OH) + H2 + FeSO4 =>
2 MgSO4 + 2 H2O + 2 Fe = 2 Mg(OH) + H2 + 2 FeSO4
Na2CO3 + CaO = Na2O + CaCO3 =>
Na2CO3 + CaO = Na2O + CaCO3
[Ag(NH3)2]NO3 + Na2[Sb(OH)4] + KOH = Ag + NH3 + Na2HNO3 + Na[Sb(OH)6] + KNO3 =>
32[Ag(NH3)2]NO3 + 12 Na2[Sb(OH)4] + 27 KOH = 32 Ag + 63 NH3 + 6 Na2HNO3 + 12 Na[Sb(OH)6] + 27 KNO3
K2CrO4 + AgNO3 = CrO4Ag + K2 + NO3 =>
K2CrO4 + AgNO3 = CrO4Ag + K2 + NO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C3H8O3 + HNO3 = C3H5(NO3)3 + H2O =>
C3H8O3 + 3 HNO3 = C3H5(NO3)3 + 3 H2O
[Co(H2O)(NH3)5]Cl2 + HCl = [Co(Cl)(NH3)5]Cl2 + H2O + H2 =>
2[Co(H2O)(NH3)5]Cl2 + 2 HCl = 2[Co(Cl)(NH3)5]Cl2 + 2 H2O + H2
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