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Na2SO4 + 2 S = Na2S + 2 SO2
K2CrO4 = K2O + CrO3 =>
K2CrO4 = K2O + CrO3
Fe(NO3)2 + K2S = KNO3 + FeS =>
Fe(NO3)2 + K2S = 2 KNO3 + FeS
HBr(g) = H + Br =>
HBr(g) = H + Br
S + FeCl3 + H2O = FeCl2 + H2SO4 + HCl =>
S + 6 FeCl3 + 4 H2O = 6 FeCl2 + H2SO4 + 6 HCl
NaOH = Na{-} + OH{+} =>
NaOH = Na{-} + OH{+}
(NH4)2SO3 + HNO3 = NH4NO3 + SO2 + H2O =>
(NH4)2SO3 + 2 HNO3 = 2 NH4NO3 + SO2 + H2O
HCl(aq) + NaHCO3(aq) = NaCl(s) + H2O(l) + CO2(g) =>
HCl(aq) + NaHCO3(aq) = NaCl(s) + H2O(l) + CO2(g)
KMnO4 + C7H6O3 + H2SO4 = K2SO4 + CO2 + MnSO4 + H2O =>
28 KMnO4 + 5 C7H6O3 + 42 H2SO4 = 14 K2SO4 + 35 CO2 + 28 MnSO4 + 57 H2O
Sr(HCO3)2 + NaOH = Sr(OH)2 + Na(HCO3) =>
Sr(HCO3)2 + 2 NaOH = Sr(OH)2 + 2 Na(HCO3)
NaOH + C6O7H8 = Na3C6O7H5 + H2O =>
3 NaOH + C6O7H8 = Na3C6O7H5 + 3 H2O
Fe + Na2O = Fe2O3 + Na =>
2 Fe + 3 Na2O = Fe2O3 + 6 Na
Cl2 + OH = ClO4 + H2O =>
Cl2 + 16 OH = 2 ClO4 + 8 H2O
C6H6 + CO2 = C6H5COOH =>
C6H6 + CO2 = C6H5COOH
Li + O2 = Li2O = O2 = Li =>
4 Li + O2 = 2 Li2O
H2S + Ba(NO3)2 = HNO3 + BaS =>
H2S + Ba(NO3)2 = 2 HNO3 + BaS
Ca(OH)2 + HNO3(aq) = Ca(NO3)2(aq) + H2O(l) =>
Ca(OH)2 + 2 HNO3(aq) = Ca(NO3)2(aq) + 2 H2O(l)
CH3CHCHCH3 + KMnO4 + H2O = CH3CH(OH)2CHCH3 + MnO2 + KOH =>
3 CH3CHCHCH3 + 2 KMnO4 + 4 H2O = 3 CH3CH(OH)2CHCH3 + 2 MnO2 + 2 KOH
P + Se = P2Se5 =>
2 P + 5 Se = P2Se5
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Ca(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca(PO4)2 + SiO2 + 7 C = CaSiO3 + 7 CO + 2 P
NaNO3 + H2SO4 + HCl = Na2SO4 + H2O + NO2 + Cl =>
2 NaNO3 + H2SO4 + 2 HCl = Na2SO4 + 2 H2O + 2 NO2 + 2 Cl
NaOH = Na{-} + OH{+} =>
NaOH = Na{-} + OH{+}
CdC2O4 + (NH3) = Cd(NH3){2+}4 + C2O4{2-} =>
CdC2O4 + (NH3) = Cd(NH3){2+}4 + C2O4{2-}
NaOH = Na{-} + OH{+} =>
NaOH = Na{-} + OH{+}
*KNO3 + H2SO4 = HNO3 + KHSO4 =>
*KNO3 + H2SO4 = HNO3 + KHSO4
SO4 + CaOH = CaSO4 + OH =>
SO4 + CaOH = CaSO4 + OH
HgS(s) = Hg(l) + S2(s) =>
2 HgS(s) = 2 Hg(l) + S2(s)
NaOH = Na2O + H2O =>
2 NaOH = Na2O + H2O
NaOH = Na + OH =>
NaOH = Na + OH
Cu2(OH)2CO3 + NH2CH2COOH = Cu(NH2CH2COO)2H2O + H2O + CO2 =>
Cu2(OH)2CO3 + 4 NH2CH2COOH = 2 Cu(NH2CH2COO)2H2O + H2O + CO2
Cu2O + HCl = CuCl + H2O =>
Cu2O + 2 HCl = 2 CuCl + H2O
C8H18O = C + H2 + O =>
C8H18O = 8 C + 9 H2 + O
Mn + N = Mn3N2 =>
3 Mn + 2 N = Mn3N2
Mn[ClO3]4 + CaF2 = MnF4 + Ca[ClO3]2 =>
Mn[ClO3]4 + 2 CaF2 = MnF4 + 2 Ca[ClO3]2
Fe(NO3)2 + K2S = KNO3 + FeS =>
Fe(NO3)2 + K2S = 2 KNO3 + FeS
ZnO + NaCl = NaO + ZnCl =>
ZnO + NaCl = NaO + ZnCl
NH4OH + O2 = N2O + H2O =>
2 NH4OH + 2 O2 = N2O + 5 H2O
N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2
I2 + NH3 + HCOOH = NH4I + HCOOI =>
I2 + NH3 + HCOOH = NH4I + HCOOI
W + H2O = W(OH)6 + H2 =>
W + 6 H2O = W(OH)6 + 3 H2
CaCl2 + Ca(OH)2 = CaOH + Cl(OH)3 =>
CaCl2 + 7 Ca(OH)2 = 8 CaOH + 2 Cl(OH)3
Na2O + SnCl2 = SnNa2 + Cl2O =>
Na2O + SnCl2 = SnNa2 + Cl2O
CsOH + ZnO = Cs2O + Zn(OH)2 =>
2 CsOH + ZnO = Cs2O + Zn(OH)2
XeO6 + Fe = FeO + XeO =>
XeO6 + 5 Fe = 5 FeO + XeO
NH4OH + K = NH4 + OHK =>
NH4OH + K = NH4 + OHK
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
NH3 + SO3 = H2O + NO + S =>
6 NH3 + 5 SO3 = 9 H2O + 6 NO + 5 S
Co2O2 = Co + O2 =>
Co2O2 = 2 Co + O2
Kl(s) + Cl2 = Cl2Kl =>
Kl(s) + Cl2 = Cl2Kl
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