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2 Hg + 2 HCl = 2 HgCl + H2
NiCl2 + Na2B4O7 + O2 = NaBO2 + Ni(BO2)2 + Cl2 =>
2 NiCl2 + 2 Na2B4O7 + O2 = 4 NaBO2 + 2 Ni(BO2)2 + 2 Cl2
Zn + H2SO4(conc) = Zn2(SO4)2 + SO2 + H2O =>
2 Zn + 4 H2SO4(conc) = Zn2(SO4)2 + 2 SO2 + 4 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
HI + Ba(OH)2 = H2O + Ba2 + I =>
4 HI + 2 Ba(OH)2 = 4 H2O + Ba2 + 4 I
Me2SiCl2 + H2O = [Me2SiO]4 + HCl =>
4 Me2SiCl2 + 4 H2O = [Me2SiO]4 + 8 HCl
PCl4 = Cl + P =>
PCl4 = 4 Cl + P
FeCl2 + Zn = ZnCl2 + Fe =>
FeCl2 + Zn = ZnCl2 + Fe
C4H8O + CuO = C3H7COOH + Cu =>
C4H8O + CuO = C3H7COOH + Cu
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Cu(OH)2 + Pb(NO3)2 = Cu(NO3)2 + Pb(OH)2 =>
Cu(OH)2 + Pb(NO3)2 = Cu(NO3)2 + Pb(OH)2
Ba(NO3)2 + AlBr3 = BaBr2 + Al(NO3)3 =>
3 Ba(NO3)2 + 2 AlBr3 = 3 BaBr2 + 2 Al(NO3)3
Mg + FeSO4 = MgSO4 + Fe =>
Mg + FeSO4 = MgSO4 + Fe
VO3 + H2 = VO2 + H2O =>
VO3 + H2 = VO2 + H2O
Co(NO3)2 + (NH4)2S(aq) = CoS(s) + NH4NO3(aq) =>
Co(NO3)2 + (NH4)2S(aq) = CoS(s) + 2 NH4NO3(aq)
HSO3{-} + H2O = SO3{-2} + H3O{+} =>
HSO3{-} + H2O = SO3{-2} + H3O{+}
SiC + Cl = SiCl + C =>
SiC + Cl = SiCl + C
KCNS + KMnO4 + HCl = SO4 + NO + CO2 + MnCl2 + KCl + H2O =>
KCNS + 3 KMnO4 + 10 HCl = SO4 + NO + CO2 + 3 MnCl2 + 4 KCl + 5 H2O
MnO4 + S = Mn + SO2 =>
MnO4 + 2 S = Mn + 2 SO2
AlSO4 + BaNO2 = AlNO2 + BaSO4 =>
AlSO4 + BaNO2 = AlNO2 + BaSO4
AlCl3(aq) + LiOH(aq) = Al(OH)3 + LiCl =>
AlCl3(aq) + 3 LiOH(aq) = Al(OH)3 + 3 LiCl
H2C2O4 + NaOH = Na2C2O4 + H2O =>
H2C2O4 + 2 NaOH = Na2C2O4 + 2 H2O
Mg + MoO3 = Mo + MgO =>
3 Mg + MoO3 = Mo + 3 MgO
H2O + IO = I + OH =>
H2O + IO = I + 2 OH
H2SO4 + NaHCO3 = SO4NaCO3 + H2 =>
2 H2SO4 + 2 NaHCO3 = 2 SO4NaCO3 + 3 H2
H2O + F2 = HF + FO =>
2 H2O + 3 F2 = 4 HF + 2 FO
K3(PO4) + NaCl = Na3(PO4) + KCl =>
K3(PO4) + 3 NaCl = Na3(PO4) + 3 KCl
H2C2O4 + NaOH = Na2C2O4 + H2O =>
H2C2O4 + 2 NaOH = Na2C2O4 + 2 H2O
Fe(NO3)3 + NaOH = Fe(OH)3 + Na(NO3) =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 Na(NO3)
HCOOH + CaO = HCOOCaO + H2 =>
2 HCOOH + 2 CaO = 2 HCOOCaO + H2
CuCl2(ac) + Na2S(ac) = CuS(s) + NaCl =>
CuCl2(ac) + Na2S(ac) = CuS(s) + 2 NaCl
CuS + Cl2 = CuCl2 + S2Cl2 =>
2 CuS + 3 Cl2 = 2 CuCl2 + S2Cl2
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
KBr + Al(NO3)3 = KNO3 + AlBr3 =>
3 KBr + Al(NO3)3 = 3 KNO3 + AlBr3
As2O3 + NO3 + H2O = H3AsO4 + N2O =>
5 As2O3 + 4 NO3 + 15 H2O = 10 H3AsO4 + 2 N2O
NaNO2 + I2 = NaI + NO2 =>
2 NaNO2 + I2 = 2 NaI + 2 NO2
FeCl3 + KSCN = Fe(CSN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(CSN)3 + 3 KCl
S2Cl2 + H2O = H2SO3 + HCl + S2 =>
4 S2Cl2 + 6 H2O = 2 H2SO3 + 8 HCl + 3 S2
Ag(NO3) + Na(PO4) = Ag(PO4) + Na(NO3) =>
Ag(NO3) + Na(PO4) = Ag(PO4) + Na(NO3)
C48H18 + O2 = CO2 + H2O =>
2 C48H18 + 105 O2 = 96 CO2 + 18 H2O
AgCl + H2O = AgOH + HCl =>
AgCl + H2O = AgOH + HCl
HI + Cu(OH)2 = CuIH3O2 =>
HI + Cu(OH)2 = CuIH3O2
Na2S2O3 + Cl2 = Na2S4O6 + NaCl =>
2 Na2S2O3 + Cl2 = Na2S4O6 + 2 NaCl
C6H8O7 + OH = C6H6O7 + H2O =>
C6H8O7 + 2 OH = C6H6O7 + 2 H2O
HJO3 + KCI = KCIO3 + J2 + H2O =>
6 HJO3 + 5 KCI = 5 KCIO3 + 3 J2 + 3 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Nb + H2O2 + KOH = KNbO2 + H2O =>
2 Nb + 3 H2O2 + 2 KOH = 2 KNbO2 + 4 H2O
H2O + KN3 = KOH + HN3 =>
H2O + KN3 = KOH + HN3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe + S + HCl = FeHS + Cl2 =>
2 Fe + 2 S + 2 HCl = 2 FeHS + Cl2
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