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Cu2S2 + 3 O2 = 2 CuO + 2 SO2
Cr2(SO4)3 + NH3*H2O = Cr(OH)3 + (NH4)2SO4 =>
Cr2(SO4)3 + 6 NH3*H2O = 2 Cr(OH)3 + 3(NH4)2SO4
Na3[Cr(OH)6] + H2SO4 = Cr2(SO4)3 + NaOH + H2O =>
2 Na3[Cr(OH)6] + 3 H2SO4 = Cr2(SO4)3 + 6 NaOH + 6 H2O
CuO = Cu2O + O2 =>
4 CuO = 2 Cu2O + O2
Fe + HI = FeI2 + H2 =>
Fe + 2 HI = FeI2 + H2
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
AgN + CaCl2 = AgCl + CaN2 =>
2 AgN + CaCl2 = 2 AgCl + CaN2
HNO3 + PCl3 + H2O = NO2 + H3PO4 + HCl =>
2 HNO3 + PCl3 + 2 H2O = 2 NO2 + H3PO4 + 3 HCl
NaClO4 = NaClO + O2 =>
2 NaClO4 = 2 NaClO + 3 O2
N2 + CO2 = N2O + CO =>
N2 + CO2 = N2O + CO
C12H22O11(s) + O2(g) = CO2(g) + H2O(l) =>
C12H22O11(s) + 12 O2(g) = 12 CO2(g) + 11 H2O(l)
CuO = Cu2O + O2 =>
4 CuO = 2 Cu2O + O2
C14H10O2 + O2 = CO2 + H2O =>
2 C14H10O2 + 31 O2 = 28 CO2 + 10 H2O
FeSO4 + Na3PO4 = Fe3(PO4)2 + Na2SO4 =>
3 FeSO4 + 2 Na3PO4 = Fe3(PO4)2 + 3 Na2SO4
Na2O + K = KO + Na2 =>
Na2O + K = KO + Na2
CuSO4 + Na2SO3 + H2O = Cu2O + Na2SO4 + H2SO4 =>
2 CuSO4 + Na2SO3 + 2 H2O = Cu2O + Na2SO4 + 2 H2SO4
B2O3 + C = B4C3 + CO2 =>
2 B2O3 + 6 C = B4C3 + 3 CO2
HCl(g) + NH4OH(g) = H2O(l) + NH4Cl(s) =>
HCl(g) + NH4OH(g) = H2O(l) + NH4Cl(s)
NaHSO3 + HCl = NaCl + H2SO3 =>
NaHSO3 + HCl = NaCl + H2SO3
CO = C + CO2 =>
2 CO = C + CO2
CUO + C2 = CU + CO =>
2 CUO + C2 = 2 CU + 2 CO
BrO{-} + Fe(OH)3 + OH{-} = FeO4{-2} + Br{-} + H2O =>
3 BrO{-} + 2 Fe(OH)3 + 4 OH{-} = 2 FeO4{-2} + 3 Br{-} + 5 H2O
Li + SO3 = Li(SO3)2 =>
Li + 2 SO3 = Li(SO3)2
Mg3N2 = Mg + N =>
Mg3N2 = 3 Mg + 2 N
(HCOO)2Ca = HCOO + Ca =>
(HCOO)2Ca = 2 HCOO + Ca
H2Co3 + NaCl = Na2Co3 + HCl =>
H2Co3 + 2 NaCl = Na2Co3 + 2 HCl
BaS + H2O = BaO + H2S =>
BaS + H2O = BaO + H2S
AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + 2 NaNO3(aq)
CH3COONH4 + H2O = CH3COOH + NH3*H2O =>
CH3COONH4 + H2O = CH3COOH + NH3*H2O
H2SO4 + NaBr + Na(BrO3) = Na2(SO4) + H2O + Br =>
3 H2SO4 + 5 NaBr + Na(BrO3) = 3 Na2(SO4) + 3 H2O + 6 Br
NO3{-} + H{+} + S{-2} = NO2 + S8 + H2O =>
16 NO3{-} + 32 H{+} + 8 S{-2} = 16 NO2 + S8 + 16 H2O
AgCl + KOH = KCl + AgOH =>
AgCl + KOH = KCl + AgOH
N2H4 + H2O = NH4 + OH =>
N2H4 + 4 H2O = 2 NH4 + 4 OH
Zn + H2SO3 + HCl = S + ZnCl(OH)2 + H2O =>
4 Zn + 3 H2SO3 + 4 HCl = 3 S + 4 ZnCl(OH)2 + H2O
NH3 + CN = NH2 + HCN =>
NH3 + CN = NH2 + HCN
H2O + SO2 + HNO3 = H2SO4 + NH3 =>
5 H2O + 4 SO2 + HNO3 = 4 H2SO4 + NH3
Co(NO3)2(aq) + Na3PO4(aq) = Co3(PO4)2(s) + NaNO3(aq) =>
3 Co(NO3)2(aq) + 2 Na3PO4(aq) = Co3(PO4)2(s) + 6 NaNO3(aq)
H2CrO4 + C10H18O = C10H16O + H2CrO3 + H2O =>
H2CrO4 + C10H18O = C10H16O + H2CrO3 + H2O
F2 + K2S = FS + K =>
F2 + 2 K2S = 2 FS + 4 K
CH3COOH + CsOH = CH3COOCs + H2O =>
CH3COOH + CsOH = CH3COOCs + H2O
Li + Sn(SO3) = Li2SO3 + Sn =>
2 Li + Sn(SO3) = Li2SO3 + Sn
BaSO3 + C = BaS + CO =>
BaSO3 + 3 C = BaS + 3 CO
Cu + NaOH = CuOH + Na =>
Cu + NaOH = CuOH + Na
Pb(CH3COO)2 + CaBr2 = PbBr2 + Ca(CH3COO)2 =>
Pb(CH3COO)2 + CaBr2 = PbBr2 + Ca(CH3COO)2
CoBr2(s) = Co + Br =>
CoBr2(s) = Co + 2 Br
CaSO3 = Ca + SO3 =>
CaSO3 = Ca + SO3
Zn(s) + HNO3 = Zn(NO3)2 + H2 =>
Zn(s) + 2 HNO3 = Zn(NO3)2 + H2
K2Cr2O7 + H2O2 = CrO(O2)2 + KOH + H2O =>
K2Cr2O7 + 4 H2O2 = 2 CrO(O2)2 + 2 KOH + 3 H2O
H3PO4(aq) + OH{-}(aq) = H2PO4{-}(aq) + H2O(l) =>
H3PO4(aq) + OH{-}(aq) = H2PO4{-}(aq) + H2O(l)
(NH4)3CO3 = NH4 + CO3 =>
(NH4)3CO3 = 3 NH4 + CO3
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