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Na2S = 2 Na + S
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Na2O + Br2 = O + NaBr =>
Na2O + Br2 = O + 2 NaBr
Si + H2 = SiH2 =>
Si + H2 = SiH2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
CoO + C = Co + CO =>
CoO + C = Co + CO
C4H8Br2 + H2 = C4H9Br + Br =>
2 C4H8Br2 + H2 = 2 C4H9Br + 2 Br
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
FeCl3 + Cl2 = FeCl4{-} + Cl{+} =>
FeCl3 + Cl2 = FeCl4{-} + Cl{+}
Na2Co3(s) + HCl(aq) = NaCl(aq) + H2Co3(s) =>
Na2Co3(s) + 2 HCl(aq) = 2 NaCl(aq) + H2Co3(s)
C4H8Br2 + H2 = C4H9Br + Br =>
2 C4H8Br2 + H2 = 2 C4H9Br + 2 Br
CoCl2 + H2O2 + NH3 + HCl = [CoCl(NH3)5]Cl2 + H2O =>
2 CoCl2 + H2O2 + 10 NH3 + 2 HCl = 2[CoCl(NH3)5]Cl2 + 2 H2O
CsI + Br = CsBr + I =>
CsI + Br = CsBr + I
Na2TeO3 + H2SO4 = H2TeO3 + Na2SO4 =>
Na2TeO3 + H2SO4 = H2TeO3 + Na2SO4
CuS + O2 = S8 + CuO =>
8 CuS + 4 O2 = S8 + 8 CuO
MnO4({-}) + Br({-}) + H2O = MnO2 + BrO3({-}) + OH({-}) =>
2 MnO4({-}) + Br({-}) + H2O = 2 MnO2 + BrO3({-}) + 2 OH({-})
RbHCO3 + H2SO4 = Rb2SO4 + H2O + CO2 =>
2 RbHCO3 + H2SO4 = Rb2SO4 + 2 H2O + 2 CO2
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
C4H8Br2 + H2 = C4H9Br + Br =>
2 C4H8Br2 + H2 = 2 C4H9Br + 2 Br
Fe + Al2(SO4)3 = Fe2(SO4)3 + Al =>
2 Fe + Al2(SO4)3 = Fe2(SO4)3 + 2 Al
NaBH4 + CH3CH2CHOCH2CH3 = NaCH2CH3 + CH3CH2CHOBH4 =>
NaBH4 + CH3CH2CHOCH2CH3 = NaCH2CH3 + CH3CH2CHOBH4
Fe + Zn = FeZn =>
Fe + Zn = FeZn
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
CuO + H2O + CO2 = Cu2CO3(OH)2 =>
2 CuO + H2O + CO2 = Cu2CO3(OH)2
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
H3PO4 + HPO3 = H4P2O7 =>
H3PO4 + HPO3 = H4P2O7
PbO + KClO3 = Pb3O4 + KClO2 =>
3 PbO + KClO3 = Pb3O4 + KClO2
Na(OH) + S = Na2S2O3 + Na2S + H2O =>
6 Na(OH) + 4 S = Na2S2O3 + 2 Na2S + 3 H2O
Zn(NO3)2 + Na2SO3 = ZnSO3 + NaNO3 =>
Zn(NO3)2 + Na2SO3 = ZnSO3 + 2 NaNO3
NaHC8H4O4 + NaOH = H2O + Na2C8H4O4 =>
NaHC8H4O4 + NaOH = H2O + Na2C8H4O4
Pb(ClO3)4 + CaCrO4 = Pb(CrO4)2 + Ca(ClO3)2 =>
Pb(ClO3)4 + 2 CaCrO4 = Pb(CrO4)2 + 2 Ca(ClO3)2
C4H8Br2 + H2 = C4H9Br + Br =>
2 C4H8Br2 + H2 = 2 C4H9Br + 2 Br
Ni(s) + CuSO4(ac) = Cu(s) + NiSO4(ac) =>
Ni(s) + CuSO4(ac) = Cu(s) + NiSO4(ac)
AuCl3 + C6H8O6 = Au + HCl + CO =>
8 AuCl3 + 3 C6H8O6 = 8 Au + 24 HCl + 18 CO
Al(s) + NO3{-}(aq) + OH{-}(aq) + H2O = Al(OH)4{-}(aq) + NH3(g) =>
8 Al(s) + 3 NO3{-}(aq) + 5 OH{-}(aq) + 18 H2O = 8 Al(OH)4{-}(aq) + 3 NH3(g)
NH3(aq) + H2O(l) = NH4OH =>
NH3(aq) + H2O(l) = NH4OH
Cl4H8 + O2 = ClO2 + H2O =>
Cl4H8 + 6 O2 = 4 ClO2 + 4 H2O
CH3CH2COOH + CH3CH2NH2 = CH3CH2CONHCH2CH3 + H2O =>
CH3CH2COOH + CH3CH2NH2 = CH3CH2CONHCH2CH3 + H2O
Na2CO3 + HNO3 = CO2 + H2O + NaNO3 =>
Na2CO3 + 2 HNO3 = CO2 + H2O + 2 NaNO3
LiClO + HCl = LiCl + HClO =>
LiClO + HCl = LiCl + HClO
KOH(aq) + HNO3(aq) = H2O + KNO3(aq) =>
KOH(aq) + HNO3(aq) = H2O + KNO3(aq)
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
Pb(NO3)4 + (NH4)3BO3 = Pb3(BO3)4 + NH4NO3 =>
3 Pb(NO3)4 + 4(NH4)3BO3 = Pb3(BO3)4 + 12 NH4NO3
Na2B4O7 + HCl + H2O = H3BO3 + NaCl =>
Na2B4O7 + 2 HCl + 5 H2O = 4 H3BO3 + 2 NaCl
SrCO3 + CaBr2 = SrBr2 + CaCO3 =>
SrCO3 + CaBr2 = SrBr2 + CaCO3
C4H8Br2 + H2 = C4H9Br + Br =>
2 C4H8Br2 + H2 = 2 C4H9Br + 2 Br
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