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Ni(NO3)2 + 2 KBr = NiBr2 + 2 KNO3
S2O3 + H2O = S + OH =>
S2O3 + 3 H2O = 2 S + 6 OH
CaO + N2 = Ca3N3 + O2 =>
6 CaO + 3 N2 = 2 Ca3N3 + 3 O2
CaHPO4 + HCl = Ca(H2PO4)2 + CaCl2 =>
2 CaHPO4 + 2 HCl = Ca(H2PO4)2 + CaCl2
PbCl2(aq) + Li2SO4(aq) = LiCl(aq) + PbSO4(cr) =>
PbCl2(aq) + Li2SO4(aq) = 2 LiCl(aq) + PbSO4(cr)
C2H8N2(l) + N2O4(l) = N2(g) + CO2(g) + H2O(g) =>
C2H8N2(l) + 2 N2O4(l) = 3 N2(g) + 2 CO2(g) + 4 H2O(g)
HgS + H2SO4 = HgSO4 + H2S =>
HgS + H2SO4 = HgSO4 + H2S
Bi(NO3)2 + NaOH + H2O2 = Bi(OH)3 + O2 + NaNO2 =>
2 Bi(NO3)2 + 4 NaOH + H2O2 = 2 Bi(OH)3 + 2 O2 + 4 NaNO2
Ag + J2 = AgJ2 =>
Ag + J2 = AgJ2
K2CrO4 + NaOH + Pb(NO3)2 = (PbOH)2CrO4 + KNO3 + NaNO3 =>
K2CrO4 + 2 NaOH + 2 Pb(NO3)2 = (PbOH)2CrO4 + 2 KNO3 + 2 NaNO3
HCHO2(aq) + LiOH(aq) = LiCHO2(aq) + H2O(l) =>
HCHO2(aq) + LiOH(aq) = LiCHO2(aq) + H2O(l)
Fe(ClO4)3 + K2CO3 = Fe2(CO3)3 + KClO4 =>
2 Fe(ClO4)3 + 3 K2CO3 = Fe2(CO3)3 + 6 KClO4
Al2(CO3)3 + H2SO3 = Al2(SO3)3 + H2CO3 =>
Al2(CO3)3 + 3 H2SO3 = Al2(SO3)3 + 3 H2CO3
C2H6O + CO2 + H2O = C3H8O3 =>
7 C2H6O + 4 CO2 + 3 H2O = 6 C3H8O3
Fe + H2SO3 = H2 + Fe2(SO3)3 =>
2 Fe + 3 H2SO3 = 3 H2 + Fe2(SO3)3
HClO4 + I2 + H2O = H5IO6 + Cl2 =>
2 HClO4 + I2 + 4 H2O = 2 H5IO6 + Cl2
Br2 + CrO2{-} + OH{-} = Br{-} + CrO3{2-} + H2O =>
Br2 + 2 CrO2{-} + 4 OH{-} = 2 Br{-} + 2 CrO3{2-} + 2 H2O
Cu(s) + S(g) = Cu2S(s) =>
2 Cu(s) + S(g) = Cu2S(s)
Cu + CaF2 = CuF + Ca =>
2 Cu + CaF2 = 2 CuF + Ca
CaAl2Si2O8 + H2CO3 + H2O = Ca(HCO3)2 + Al2Si2O5(OH)4 =>
CaAl2Si2O8 + 2 H2CO3 + H2O = Ca(HCO3)2 + Al2Si2O5(OH)4
FeCl3(ac) + NH4OH(ac) = Fe(OH)3 + NH4Cl =>
FeCl3(ac) + 3 NH4OH(ac) = Fe(OH)3 + 3 NH4Cl
NaClO2 + HClO = NaClO + HClO2 =>
NaClO2 + HClO = NaClO + HClO2
NaClO + KI + HCl = NaCl + KCl + I2 + H2O =>
NaClO + 2 KI + 2 HCl = NaCl + 2 KCl + I2 + H2O
PbO(s) = Pb(s) + O(g) =>
PbO(s) = Pb(s) + O(g)
C6H12 + KMnO4 + H2O = C3H6O + MnO2 + KOH =>
3 C6H12 + 4 KMnO4 + 2 H2O = 6 C3H6O + 4 MnO2 + 4 KOH
ClO{-} + Br{-} = BrO3{-} + Cl{-} =>
3 ClO{-} + Br{-} = BrO3{-} + 3 Cl{-}
BiO = Bi + O =>
BiO = Bi + O
Na2S2O3 + CuSO4 = Na2SO4 + CuS2O3 =>
Na2S2O3 + CuSO4 = Na2SO4 + CuS2O3
NaOH + H2O2 + H2S = Na2SO4 + H2O =>
2 NaOH + 4 H2O2 + H2S = Na2SO4 + 6 H2O
AgNO3(aq) + NaC(aq)l = AgCl(s) + NaNO3(aq) =>
AgNO3(aq) + NaC(aq)l = AgCl(s) + NaNO3(aq)
F2 + OH{-} = OF2 + F{-} + H2O =>
2 F2 + 2 OH{-} = OF2 + 2 F{-} + H2O
I2 + NH4Cl = ICl + NH4 =>
I2 + 2 NH4Cl = 2 ICl + 2 NH4
Ba(OH)2(s) + H2SO4(aq) = BaSO4(s) + H2O(l) =>
Ba(OH)2(s) + H2SO4(aq) = BaSO4(s) + 2 H2O(l)
NaI(aq) + Hg2(NO3)2(aq) = Hg2I2 + NaNO3 =>
2 NaI(aq) + Hg2(NO3)2(aq) = Hg2I2 + 2 NaNO3
Pb2(aq) + Cl(aq) = PbCl2(s) =>
Pb2(aq) + 4 Cl(aq) = 2 PbCl2(s)
CrO3 + NO + H2O = Cr(OH)3 + HNO3 =>
CrO3 + NO + 2 H2O = Cr(OH)3 + HNO3
CO2(g) + O2(g) = CO4 =>
CO2(g) + O2(g) = CO4
Sn(NO3)2 + HCl = H2[SnCl4] + HNO3 =>
Sn(NO3)2 + 4 HCl = H2[SnCl4] + 2 HNO3
C2H2O4 = H + C2HO4 =>
C2H2O4 = H + C2HO4
CaNO3{-} + NaOH{-} = CaOH{-} + NaNO3{-} =>
CaNO3{-} + NaOH{-} = CaOH{-} + NaNO3{-}
Co2(SO4)3 + K3PO4 = Co3(PO4)3 + K2SO4 =>
3 Co2(SO4)3 + 6 K3PO4 = 2 Co3(PO4)3 + 9 K2SO4
CH2O(g) + O2(g) = HCOOH(g) =>
2 CH2O(g) + O2(g) = 2 HCOOH(g)
NO3 + H3O = N2O + H2O =>
2 NO3 + 10 H3O = N2O + 15 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
MnO2 + KClO3 + K2CO3 = KMnO4 + KCl + CO2 =>
2 MnO2 + KClO3 + K2CO3 = 2 KMnO4 + KCl + CO2
Cl2 + CaS = CaCl2 + S2 =>
2 Cl2 + 2 CaS = 2 CaCl2 + S2
AgNO3 + CaBr2 = Ag(Br2) + Ca(NO3) =>
AgNO3 + CaBr2 = Ag(Br2) + Ca(NO3)
H2O2 + I = H2O + IO =>
H2O2 + I = H2O + IO
Fe2(SO4)3 + NaOH = FeOH + Na2(SO4)3 =>
Fe2(SO4)3 + 2 NaOH = 2 FeOH + Na2(SO4)3
K2Cr2O7 + H2 = Cr2O3 + KOH + H2O =>
K2Cr2O7 + 3 H2 = Cr2O3 + 2 KOH + 2 H2O
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