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2 Fe(NO3)3 + 3 Na2SO3 = Fe2(SO3)3 + 2 Na3(NO3)3
NH4H2PO4 + H2SO4 = (NH4)2SO4 + H3PO4 =>
2 NH4H2PO4 + H2SO4 = (NH4)2SO4 + 2 H3PO4
Cu(NO3)2 + H2S = CuS + HNO3 =>
Cu(NO3)2 + H2S = CuS + 2 HNO3
CrO4{2-} + S{2-} + H2O = S + CrO2{2-} + OH{-} =>
CrO4{2-} + 2 S{2-} + 2 H2O = 2 S + CrO2{2-} + 4 OH{-}
Fe + S + HCl = FeSCl + H =>
Fe + S + HCl = FeSCl + H
CrO4{2-} + S{2-} + H2O = S + CrO2{2-} + OH{-} =>
CrO4{2-} + 2 S{2-} + 2 H2O = 2 S + CrO2{2-} + 4 OH{-}
CrO4{2-} + S{2-} + H2O = Cr(OH)3 + S(s) + OH{-} =>
2 CrO4{2-} + 3 S{2-} + 8 H2O = 2 Cr(OH)3 + 3 S(s) + 10 OH{-}
FH = F2 + H2 =>
2 FH = F2 + H2
CrO + HBr = CrBr2 + H2O =>
CrO + 2 HBr = CrBr2 + H2O
CrO4{2-} + S{2-} + H2O = Cr{3+} + S + OH{-} =>
2 CrO4{2-} + 3 S{2-} + 8 H2O = 2 Cr{3+} + 3 S + 16 OH{-}
Na + ZnI = NaI + NaZn4 =>
5 Na + 4 ZnI = 4 NaI + NaZn4
NaOH + H2O = NaOH2{+} + OH{-} =>
NaOH + H2O = NaOH2{+} + OH{-}
Li + H2SO4 = Li2SO4 + H2 =>
2 Li + H2SO4 = Li2SO4 + H2
HBr + NaOH = HBrNaOH =>
HBr + NaOH = HBrNaOH
Hg + Sn(NO3)2 = Hg(NO3)2 + Sn =>
Hg + Sn(NO3)2 = Hg(NO3)2 + Sn
Ti4Cl4 + CO2 = TiO2 + Cl2 + C =>
Ti4Cl4 + 4 CO2 = 4 TiO2 + 2 Cl2 + 4 C
C6H8O7 + C12H22O11 + H2O = C12H22O12 =>
2 C6H8O7 + 5 C12H22O11 + 3 H2O = 6 C12H22O12
Fe2(SO4)3 + NH4SCN = Fe(SCN)3 + (NH4)2SO4 =>
Fe2(SO4)3 + 6 NH4SCN = 2 Fe(SCN)3 + 3(NH4)2SO4
Sr(HSO4)2Sr(OH)2 = SrSO4H2O =>
Sr(HSO4)2Sr(OH)2 = 2 SrSO4H2O
AgNO3 + Cu = CuNO3 + Ag =>
AgNO3 + Cu = CuNO3 + Ag
K + HBr = H2 + KBr2 =>
K + 2 HBr = H2 + KBr2
C2H2 + Cl2 = C2Cl2 + HCl =>
C2H2 + 2 Cl2 = C2Cl2 + 2 HCl
C2H4H2SO4 = C2H5HSO4 =>
C2H4H2SO4 = C2H5HSO4
AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + 2 NaNO3(aq)
PH3 + HClO4 = P4 + H2O + HCl =>
8 PH3 + 3 HClO4 = 2 P4 + 12 H2O + 3 HCl
CH3NH2HCl = CH3NH2*HCl =>
CH3NH2HCl = CH3NH2*HCl
Li2I = Li + I2 =>
2 Li2I = 4 Li + I2
Cr(OH)3 + NaHCO3 = Na3[Cr(OH)6] + CO2 =>
Cr(OH)3 + 3 NaHCO3 = Na3[Cr(OH)6] + 3 CO2
Hg + Cr(NO3)3 = Hg(NO3)2 + Cr =>
3 Hg + 2 Cr(NO3)3 = 3 Hg(NO3)2 + 2 Cr
MnO2 + HCI2 = MnCI2 + CI2 + H2O =>
MnO2 + 4 HCI2 = MnCI2 + 3 CI2 + 2 H2O
HC = H2C2 =>
2 HC = H2C2
C2H5Br + NH3 = C2H5NH2 + HBr =>
C2H5Br + NH3 = C2H5NH2 + HBr
MgO + FeS + C = MgS + Fe + CO =>
MgO + FeS + C = MgS + Fe + CO
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Al + Ag2O3 = Al2O3 + Ag =>
2 Al + Ag2O3 = Al2O3 + 2 Ag
Hg + Cr(NO3)3 = Hg(NO3)2 + Cr =>
3 Hg + 2 Cr(NO3)3 = 3 Hg(NO3)2 + 2 Cr
K2S + HNO3 = NO2 + K2SO4 + H2O =>
K2S + 8 HNO3 = 8 NO2 + K2SO4 + 4 H2O
CH3COONa + Na2Cr2O7 + H2SO4 = CO2 + Cr3(SO4)3 + Na2SO4 + H2O =>
6 CH3COONa + 6 Na2Cr2O7 + 21 H2SO4 = 12 CO2 + 4 Cr3(SO4)3 + 9 Na2SO4 + 30 H2O
Cr3Br + Cl = Cr3Cl + Br =>
Cr3Br + Cl = Cr3Cl + Br
CH3COONa + Na2Cr2O7 + H2SO4 = CO2 + Cr3(SO4)3 + Na2SO4 + H2O =>
6 CH3COONa + 6 Na2Cr2O7 + 21 H2SO4 = 12 CO2 + 4 Cr3(SO4)3 + 9 Na2SO4 + 30 H2O
C2*H4 + Br2 = C2*H4*Br2 =>
C2*H4 + Br2 = C2*H4*Br2
C6H8O7 + C12H22O11 + H2O = C12H22O12 =>
2 C6H8O7 + 5 C12H22O11 + 3 H2O = 6 C12H22O12
CrO4{2-} + S{2-} + H2O = Cr(OH)3 + SO4{2-} + OH{-} =>
8 CrO4{2-} + 3 S{2-} + 20 H2O = 8 Cr(OH)3 + 3 SO4{2-} + 16 OH{-}
Cr3Br + Cl = Cr3Cl + Br =>
Cr3Br + Cl = Cr3Cl + Br
C2H5Br + NH3 = C2H5NH2 + HBr =>
C2H5Br + NH3 = C2H5NH2 + HBr
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
CrO4{2-} + S{2-} + H2O = Cr(OH)3 + S(s) + OH{-} =>
2 CrO4{2-} + 3 S{2-} + 8 H2O = 2 Cr(OH)3 + 3 S(s) + 10 OH{-}
BN + IF = NI3 + BF3 =>
BN + 3 IF = NI3 + BF3
CrO4{2-} + S{2-} + H2O = S + CrO2{2-} + OH{-} =>
CrO4{2-} + 2 S{2-} + 2 H2O = 2 S + CrO2{2-} + 4 OH{-}
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
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