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SO2Ba(OH)2 = H2OBaSO3
SrCl2(aq) + K2SO4(aq) = SrSO4(s) + KCl(aq) =>
SrCl2(aq) + K2SO4(aq) = SrSO4(s) + 2 KCl(aq)
Pb(OH)4 = Pb + O2 + H2 =>
Pb(OH)4 = Pb + 2 O2 + 2 H2
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
HNO3 + NO = NO2 + H2O =>
2 HNO3 + NO = 3 NO2 + H2O
Ag + S2O3 = Ag(S2O3)2 =>
Ag + 2 S2O3 = Ag(S2O3)2
Ca3N2 + H2O = Ca(OH)2 + NH3 =>
Ca3N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3
NaCl + H2SO4 = NaHSO4 + HCl =>
NaCl + H2SO4 = NaHSO4 + HCl
CuCO3 + AgNO3 = Cu(NO3)2 + Ag2CO3 =>
CuCO3 + 2 AgNO3 = Cu(NO3)2 + Ag2CO3
KO2 + H2O = KOH + O = H2O2 =>
2 KO2 + H2O = 2 KOH + 3 O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
C2H2 + MnO4{-} + H{+} = CO2 + Mn2{+} + H2O =>
13 C2H2 + 20 MnO4{-} + 30 H{+} = 26 CO2 + 10 Mn2{+} + 28 H2O
H(NO3) + K(OH) = H2O + KNO3 =>
H(NO3) + K(OH) = H2O + KNO3
C4H6O4Ca + Na2CO3 = CaCO3 + Na2C4H6O4 =>
C4H6O4Ca + Na2CO3 = CaCO3 + Na2C4H6O4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Cr2O7{2-} + Cl{-} + H{+] = Cr{3+}+H2O+Cl2 =>
Cr2O7{2-} + 6 Cl{-} + 14 H{+] = 2 Cr{3+}+7H2O+3Cl2
H2Cr2O7 + KI + H2O = CrI3 + KIO3 + KOH =>
H2Cr2O7 + 7 KI + 2 H2O = 2 CrI3 + KIO3 + 6 KOH
CaO*H2O + HCl = CaCl2 + H2O =>
CaO*H2O + 2 HCl = CaCl2 + 2 H2O
C25H20 + H2 = C25H44 =>
C25H20 + 12 H2 = C25H44
NaOH(aq) + H2S(g) = Na2S(aq) + HOH(l) =>
2 NaOH(aq) + H2S(g) = Na2S(aq) + 2 HOH(l)
Na3PO4(aq) + BaCl2(aq) = Ba3(PO4)2(s) + NaCl(aq) =>
2 Na3PO4(aq) + 3 BaCl2(aq) = Ba3(PO4)2(s) + 6 NaCl(aq)
KNO3 = KNO2 + O =>
KNO3 = KNO2 + O
Mg(No3)2 + Zn = Zn(No3)3 + Mg =>
3 Mg(No3)2 + 2 Zn = 2 Zn(No3)3 + 3 Mg
ZnS + HCl = ZnCl2 + H2S = =>
ZnS + 2 HCl = ZnCl2 + H2S
Carbon + hydrogen = butane =>
4 C + 5 H2 = C4H10
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
(NH4)2SO4 + NaNO3 = Na2SO4 + NH4NO3 =>
(NH4)2SO4 + 2 NaNO3 = Na2SO4 + 2 NH4NO3
NaCI + KNO3 = NaNO3 + CIK =>
NaCI + KNO3 = NaNO3 + CIK
MnO4{-} + SO3{-2} + H2O = MnO2 + SO4{-2} + OH{-} =>
2 MnO4{-} + 3 SO3{-2} + H2O = 2 MnO2 + 3 SO4{-2} + 2 OH{-}
MgI2 + Mn(SO3)2 = MgSO3 + MnI4 =>
2 MgI2 + Mn(SO3)2 = 2 MgSO3 + MnI4
LiCl + Fe(NO3)2 = LiNO3 + FeCl2 =>
2 LiCl + Fe(NO3)2 = 2 LiNO3 + FeCl2
COH4 + H2O = H3O + CO =>
COH4 + 4 H2O = 4 H3O + CO
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
(NH4)2C4H4O6 + HCl = H2C4H4O6 + NH4Cl =>
(NH4)2C4H4O6 + 2 HCl = H2C4H4O6 + 2 NH4Cl
C + H2 = CH4 =>
C + 2 H2 = CH4
Li2S + H2O = Li(OH) + H2S =>
Li2S + 2 H2O = 2 Li(OH) + H2S
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H3PO3 + Sr(OH)2 = Sr3(PO3)2 + H2O =>
2 H3PO3 + 3 Sr(OH)2 = Sr3(PO3)2 + 6 H2O
Na2CO3 + CH3COOH = NaCH3COO(aq) + CO2(g) + H2O =>
Na2CO3 + 2 CH3COOH = 2 NaCH3COO(aq) + CO2(g) + H2O
Ca + CuSO4 = CaSO4 + Cu =>
Ca + CuSO4 = CaSO4 + Cu
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Li2O = Li + O2 =>
2 Li2O = 4 Li + O2
Na2SO3 = Na2S + Na2SO4 =>
4 Na2SO3 = Na2S + 3 Na2SO4
FeS2 + H2O + O2 = Fe2(SO4)3 + H2SO4 =>
4 FeS2 + 2 H2O + 15 O2 = 2 Fe2(SO4)3 + 2 H2SO4
Cl2 + Na2S2O3*5H2O = Na2SO4 + HCl + H2SO4 =>
4 Cl2 + Na2S2O3*5H2O = Na2SO4 + 8 HCl + H2SO4
Ca = Ca2{+} + e =>
2 Ca = Ca2{+} + e
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
CuSO4 + NH4OH = Cu(OH)2(NH4)2SO4 =>
CuSO4 + 2 NH4OH = Cu(OH)2(NH4)2SO4
AgS2O3 + HNO3 = AgNO3 + HS2O3 =>
AgS2O3 + HNO3 = AgNO3 + HS2O3
[Ag(NH3)2]OH + MnSO4 + H2O = Ag + (NH4)2SO4 + HMnO4 + NH4OH =>
5[Ag(NH3)2]OH + MnSO4 + 7 H2O = 5 Ag + (NH4)2SO4 + HMnO4 + 8 NH4OH
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