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FeS + BaSO4 = FeSO4 + BaS
NH3 + H2SO4 = H2O + SO2 + NH3O =>
NH3 + H2SO4 = H2O + SO2 + NH3O
CrCO3 = CrO3 + C02 =>
2 CrCO3 = 2 CrO3 + C02
NH3 + CO2 + HOH + NaCl = NaHCO3 + NH4Cl =>
NH3 + CO2 + HOH + NaCl = NaHCO3 + NH4Cl
C2H6N4O2 + NH4NO3 = CH7N5O3 + CO2 + H2O =>
10 C2H6N4O2 + 15 NH4NO3 = 14 CH7N5O3 + 6 CO2 + 11 H2O
HSnCl3 + Na2SO3 + HCl = NaHSnCl6 + S + H2O =>
2 HSnCl3 + Na2SO3 + 6 HCl = 2 NaHSnCl6 + S + 3 H2O
Al2(CO3)3 + HCl = AlCl3 + H2O + CO2 =>
Al2(CO3)3 + 6 HCl = 2 AlCl3 + 3 H2O + 3 CO2
FeCl3 + K2C2O4 = Fe2(C2O4)3 + KCl =>
2 FeCl3 + 3 K2C2O4 = Fe2(C2O4)3 + 6 KCl
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
Ni(NO3)2 + Na2CO3 = NiCO3 + NaNO3 =>
Ni(NO3)2 + Na2CO3 = NiCO3 + 2 NaNO3
AgNO3 + Na2SO4 = Ag2 + SO4 + Na2NO3 =>
2 AgNO3 + 2 Na2SO4 = Ag2 + 2 SO4 + 2 Na2NO3
Al + HSO4 + OH{-} = Al2O3 + S2{-} + H2O =>
10 Al + 4 HSO4 + 2 OH{-} = 5 Al2O3 + 2 S2{-} + 3 H2O
Mg(HCO3)2 + Mg(OH)2 = (MgOH)2CO3 + H2O =>
Mg(HCO3)2 + 3 Mg(OH)2 = 2(MgOH)2CO3 + 2 H2O
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
KNO3 = O2 + KNO2 =>
2 KNO3 = O2 + 2 KNO2
K + HClO3 = KClO3 + Cl2 + H2O =>
10 K + 12 HClO3 = 10 KClO3 + Cl2 + 6 H2O
Ag + PtCl4 = AgCl + Pt =>
4 Ag + PtCl4 = 4 AgCl + Pt
KMnO4 + CoCl2 + HCl = CoCl3 + KCl + MnCl2 + H2O =>
KMnO4 + 5 CoCl2 + 8 HCl = 5 CoCl3 + KCl + MnCl2 + 4 H2O
H2S + H2O = H2 + SO2 =>
H2S + 2 H2O = 3 H2 + SO2
Cl2 + H2O = ClO4{-} + Cl{-} + H{+} =>
4 Cl2 + 4 H2O = ClO4{-} + 7 Cl{-} + 8 H{+}
Zn + Ni(NO3)2 = Zn(NO3)2 + Ni =>
Zn + Ni(NO3)2 = Zn(NO3)2 + Ni
Ba(C2H3O2)2 + KOH = Ba(OH)2 + KC2H3O2 =>
Ba(C2H3O2)2 + 2 KOH = Ba(OH)2 + 2 KC2H3O2
PbO + HNO3 = Pb(NO3)2 + H2O =>
PbO + 2 HNO3 = Pb(NO3)2 + H2O
C2H2 + Cu(NH3)2Cl = Cu2C2 + NH4Cl + NH3 =>
C2H2 + 2 Cu(NH3)2Cl = Cu2C2 + 2 NH4Cl + 2 NH3
(FeCl3)2 + (H2SO4)3 = Fe2(SO4)3 + (HCl)6 =>
(FeCl3)2 + (H2SO4)3 = Fe2(SO4)3 + (HCl)6
K2CrO4 + Mn(NO3)2 = KNO3 + MnCrO4 =>
K2CrO4 + Mn(NO3)2 = 2 KNO3 + MnCrO4
KCl(s) = K(s) + Cl2(g) =>
2 KCl(s) = 2 K(s) + Cl2(g)
K2CrO4(aq) + HCl(aq) = K2Cr2O7(aq) + KCl(aq) + H2O(l) =>
2 K2CrO4(aq) + 2 HCl(aq) = K2Cr2O7(aq) + 2 KCl(aq) + H2O(l)
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Pb(NO3)2 + Na2S = NaNO3 + PbS =>
Pb(NO3)2 + Na2S = 2 NaNO3 + PbS
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Nb + I = NbI =>
Nb + I = NbI
Cu + H2(SO4) = Cu(SO4) + H2S(O3) + H2O =>
Cu + 2 H2(SO4) = Cu(SO4) + H2S(O3) + H2O
K2CO3 + C2H4O2 = CO2 + H2O + CH3CO2K =>
K2CO3 + 2 C2H4O2 = CO2 + H2O + 2 CH3CO2K
MnO2 + O3 + KOH = K2MnO4 + H2O =>
3 MnO2 + O3 + 6 KOH = 3 K2MnO4 + 3 H2O
H2O + NaH = H2 + NaOH =>
H2O + NaH = H2 + NaOH
CH3CH2CH2Br + CH3CH2ONa = CH3CH2CH2OCH2CH3 + NaBr =>
CH3CH2CH2Br + CH3CH2ONa = CH3CH2CH2OCH2CH3 + NaBr
MgS = Mg + S =>
MgS = Mg + S
Ni(NO3)2 + Na2S = NiS + NaNO3 =>
Ni(NO3)2 + Na2S = NiS + 2 NaNO3
NH3 + O = N + H2O =>
2 NH3 + 3 O = 2 N + 3 H2O
NaOH + BaCl2 = NaCl + Ba(OH)2 =>
2 NaOH + BaCl2 = 2 NaCl + Ba(OH)2
NH3 + HCl = NH4Cl = =>
NH3 + HCl = NH4Cl
K2SIO3 + HNO3 = KNO3 + SIO2 + H2O =>
K2SIO3 + 2 HNO3 = 2 KNO3 + SIO2 + H2O
H2CO3 + Mg(NO3)2 = HNO3 + MgCO3 =>
H2CO3 + Mg(NO3)2 = 2 HNO3 + MgCO3
NaCO3 + HCl = NaCl2 + H2 + CO3 =>
NaCO3 + 2 HCl = NaCl2 + H2 + CO3
HIO3 + SO2 + H2O = H2SO4 + I =>
2 HIO3 + 5 SO2 + 4 H2O = 5 H2SO4 + 2 I
CH3(CH2)4CH(g)3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH(g)3 + 19 O2 = 12 CO2 + 14 H2O
Ni(OH)2 + OH = Ni2O3 + H2O =>
2 Ni(OH)2 + 2 OH = Ni2O3 + 3 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
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