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2 HgO = 2 Hg + O2
Br2 = Br{-} + Br{+} =>
Br2 = Br{-} + Br{+}
KClO4 + C2H4O2 = CO2 + H2O + KCl =>
KClO4 + C2H4O2 = 2 CO2 + 2 H2O + KCl
IO3{-} + S2O32 + OH{-} = I{-} + SO42{-} + H2O =>
17 IO3{-} + S2O32 + 2 OH{-} = 17 I{-} + 2 SO42{-} + H2O
N + Br2 = NBr =>
2 N + Br2 = 2 NBr
Fe2 + SO4 = FeSO4 =>
Fe2 + 2 SO4 = 2 FeSO4
CH3COOH + NH3 = H2NCH2COOH + H2 =>
CH3COOH + NH3 = H2NCH2COOH + H2
AgNO3(aq) + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3(aq) + FeCl3 = 3 AgCl + Fe(NO3)3
H2O2HClO = HClO3H2 =>
H2O2HClO = HClO3H2
H2MnO2 + O2 + H2O = Mn(OH)3 =>
4 H2MnO2 + O2 + 2 H2O = 4 Mn(OH)3
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
Cu4 + O2 = CuO2 =>
Cu4 + 4 O2 = 4 CuO2
SiO2NaHCO3 = Si(CO3)NaHO2 =>
SiO2NaHCO3 = Si(CO3)NaHO2
Mg3(PO4)2 + Pb(NO3)2 = Pb3(PO4)2 + Mg(NO3)2 =>
Mg3(PO4)2 + 3 Pb(NO3)2 = Pb3(PO4)2 + 3 Mg(NO3)2
N2 + O2 = NO3 =>
N2 + 3 O2 = 2 NO3
KBrCa(NO3)2 = K(NO3)2CaBr =>
KBrCa(NO3)2 = K(NO3)2CaBr
C4H9NO2 = C3H9N + CO2 =>
C4H9NO2 = C3H9N + CO2
NH3 + NO2 = N20 + H2O =>
80 NH3 + 60 NO2 = 7 N20 + 120 H2O
Pb(NO3)2CrCl2 = PbCl2Cr(NO3)2 =>
Pb(NO3)2CrCl2 = PbCl2Cr(NO3)2
Mg + KCl = MgKCl =>
Mg + KCl = MgKCl
AgNO2 + BaSO4 = NO2SO4 + AgBa =>
AgNO2 + BaSO4 = NO2SO4 + AgBa
Fe + C = Fe3C =>
3 Fe + C = Fe3C
Al + KIO4 = Al2O3 + I + K2O =>
14 Al + 6 KIO4 = 7 Al2O3 + 6 I + 3 K2O
Fe + S = Fe2S3 = =>
2 Fe + 3 S = Fe2S3
Be + S2 = Be2S3 =>
4 Be + 3 S2 = 2 Be2S3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Cu + HCl = H[CuCl4] + H2 =>
2 Cu + 8 HCl = 2 H[CuCl4] + 3 H2
HCl(aq) + Ni(s) = NiCl(aq) + H2 =>
2 HCl(aq) + 2 Ni(s) = 2 NiCl(aq) + H2
Be + HCl = HBe + Cl =>
Be + HCl = HBe + Cl
C2H5OH + Na2CO3 = C2H5ONa + H2O + CO2 =>
2 C2H5OH + Na2CO3 = 2 C2H5ONa + H2O + CO2
FeS + H2O = Fe(OH)2 + H2S =>
FeS + 2 H2O = Fe(OH)2 + H2S
NH3(aq)HNO3(aq) = NH4NO3(aq) =>
NH3(aq)HNO3(aq) = NH4NO3(aq)
Br + N2H2 + OH{-} = N2 + H2O + Br{-} =>
2 Br + N2H2 + 2 OH{-} = N2 + 2 H2O + 2 Br{-}
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KF(aq) + HBr(aq) = KBr(aq) + HF(aq) =>
KF(aq) + HBr(aq) = KBr(aq) + HF(aq)
CH3NH(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
2 CH3NH(g) + 4 O2(g) = 2 CO2(g) + 4 H2O(g) + N2(g)
NaHCO3 + HC2H3O2 = NaC2H2O2 + H2O + CO2 =>
8 NaHCO3 + 7 HC2H3O2 = 8 NaC2H2O2 + 10 H2O + 6 CO2
Hg + H3Po4 = Hg3(Po4)2 + H2 =>
3 Hg + 2 H3Po4 = Hg3(Po4)2 + 3 H2
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
NiBr2(aq) + Na2CO3(aq) = NiCO3 + NaBr =>
NiBr2(aq) + Na2CO3(aq) = NiCO3 + 2 NaBr
NaOH + KSb(OH)6 = NaSb(OH)6 + K + OH =>
NaOH + KSb(OH)6 = NaSb(OH)6 + K + OH
BaCl2 + FeSO4 = BaSO4 + FeCl2 =>
BaCl2 + FeSO4 = BaSO4 + FeCl2
Al + Mn2O3 = Mn + Al2O3 =>
2 Al + Mn2O3 = 2 Mn + Al2O3
HCN + H2O = CN + H3O =>
HCN + H2O = CN + H3O
PbI2 + H2O = PbO + HI =>
PbI2 + H2O = PbO + 2 HI
Ca(OCl)2 + H2O = HOCl + Ca(OH)2 =>
Ca(OCl)2 + 2 H2O = 2 HOCl + Ca(OH)2
C3H4(g) + O2(g) = CO2(g) + H2O(l) =>
C3H4(g) + 4 O2(g) = 3 CO2(g) + 2 H2O(l)
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
XeF4(g) + H2O(l) = Xe(g) + O2(g) + HF(g) =>
XeF4(g) + 2 H2O(l) = Xe(g) + O2(g) + 4 HF(g)
N2 + O2 = NO =>
N2 + O2 = 2 NO
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