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MnO2 + C = MnC + O2
Fe2(SO4)3 + K2CO3 + H2O = Fe(OH)3 + CO2 + K2SO4 =>
Fe2(SO4)3 + 3 K2CO3 + 3 H2O = 2 Fe(OH)3 + 3 CO2 + 3 K2SO4
K3[Fe(CN)6] + KOH = KCN + Fe(OH)3 =>
K3[Fe(CN)6] + 3 KOH = 6 KCN + Fe(OH)3
CH2(SH)CH2CH2COOH + NaOH = CH2(SH)CH2CH2COONa + H2O =>
CH2(SH)CH2CH2COOH + NaOH = CH2(SH)CH2CH2COONa + H2O
CuO + Al = Cu + Al2O3 =>
3 CuO + 2 Al = 3 Cu + Al2O3
Cl(OH)2 + H2SO4 = Cl2(SO4)2 + H2O =>
2 Cl(OH)2 + 2 H2SO4 = Cl2(SO4)2 + 4 H2O
Pt + OH = Pt(OH)2 =>
Pt + 2 OH = Pt(OH)2
P2 + H2 = PH3 =>
P2 + 3 H2 = 2 PH3
CaSO4 + C4H6O6 = C4H4CaO6 + H2SO4 =>
CaSO4 + C4H6O6 = C4H4CaO6 + H2SO4
N2O2 = NO =>
N2O2 = 2 NO
Ba + Br2 = Ba2Br2 =>
2 Ba + Br2 = Ba2Br2
C2H4(ethylene) + OsO4 + H2O = CH2OHCH2OH + H2OsO4 =>
C2H4(ethylene) + OsO4 + 2 H2O = CH2OHCH2OH + H2OsO4
Cr2O7{2-} + H{+} + C2O4{2-} = Cr{2+} + CO2 + H2O =>
Cr2O7{2-} + 14 H{+} + 4 C2O4{2-} = 2 Cr{2+} + 8 CO2 + 7 H2O
Mn(NO3)2 + NaBiO3 + HNO3 = Bi(NO3)2 + HMnO4 + NaNO3 + H2O =>
3 Mn(NO3)2 + 5 NaBiO3 + 9 HNO3 = 5 Bi(NO3)2 + 3 HMnO4 + 5 NaNO3 + 3 H2O
ZnCl2 + NaOH = Zn(OH)2 + NaCl =>
ZnCl2 + 2 NaOH = Zn(OH)2 + 2 NaCl
N2O2 = N2(O2) =>
N2O2 = N2(O2)
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
Cu2SO4(aq) + K(s) = Cu(s) + K2SO4(aq) =>
Cu2SO4(aq) + 2 K(s) = 2 Cu(s) + K2SO4(aq)
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
enxofre + ozônio = dióxidodeenxofre =>
3 S + 2 O3 = 3 SO2
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Cr + H2O = Cr3O + H2 =>
3 Cr + H2O = Cr3O + H2
MnO2 + H2SO4 + KI = K2SO4 + H2O + I2 + MnSO4 =>
MnO2 + 2 H2SO4 + 2 KI = K2SO4 + 2 H2O + I2 + MnSO4
hidróxidodecálcio + dióxidodecarbono = carbonatodecálcio + água =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Li2S + P2S5 + LiBr + LiCl = Li53P10S43Cl10Br7 =>
18 Li2S + 5 P2S5 + 7 LiBr + 10 LiCl = Li53P10S43Cl10Br7
Pd + O2 = Pd2O4 =>
2 Pd + 2 O2 = Pd2O4
Na2SiO3 + MgCl2 = Mg2(SiO3)2 + NaCl =>
2 Na2SiO3 + 2 MgCl2 = Mg2(SiO3)2 + 4 NaCl
NH3 + Ca(ClO3)2 = N + H2O + CaCl2 =>
4 NH3 + Ca(ClO3)2 = 4 N + 6 H2O + CaCl2
PbSO4 + NaHCO3 = Pb(HCO3)2 + Na2SO4 =>
PbSO4 + 2 NaHCO3 = Pb(HCO3)2 + Na2SO4
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
CaCl2 + NaS = CaS2 + NaCl =>
CaCl2 + 2 NaS = CaS2 + 2 NaCl
CuO(s) + NH3(g) = Cu(s) + N2(g) + H2O =>
3 CuO(s) + 2 NH3(g) = 3 Cu(s) + N2(g) + 3 H2O
C19H38O2 + O2 = C02 + H2O =>
2 C19H38O2 + 17 O2 = 19 C02 + 38 H2O
Hg + KMnO4 + H2O = Hg(OH)2 + MnO2 + KOH =>
3 Hg + 2 KMnO4 + 4 H2O = 3 Hg(OH)2 + 2 MnO2 + 2 KOH
AgNO3 + HCl = AgNO3HCl =>
AgNO3 + HCl = AgNO3HCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na3CO3HCO3*2H2O = Na2CO3(s) + CO2(g) + H2O(g) =>
2 Na3CO3HCO3*2H2O = 3 Na2CO3(s) + CO2(g) + 5 H2O(g)
AgNO3NaI = AgI + NaNO3 =>
AgNO3NaI = AgI + NaNO3
MnO2 + C = MnC + O2 =>
MnO2 + C = MnC + O2
AgBr = Ag + Br =>
AgBr = Ag + Br
Ca + O3 = CaO3 =>
Ca + O3 = CaO3
Al(NO3)3 + HBr = AlBr3 + H(NO3) =>
Al(NO3)3 + 3 HBr = AlBr3 + 3 H(NO3)
Cr3 + H2SO4 = Cr2(SO4)3 + H2 =>
2 Cr3 + 9 H2SO4 = 3 Cr2(SO4)3 + 9 H2
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
CH3Cl + HCl + Na = CH4 + NaCl =>
CH3Cl + HCl + 2 Na = CH4 + 2 NaCl
Na(s) + N(g) = Na3N(s) =>
3 Na(s) + N(g) = Na3N(s)
Al2O3(S) + H2SO4(l) = Al2(SO4)3(S) + H2O(l) =>
Al2O3(S) + 3 H2SO4(l) = Al2(SO4)3(S) + 3 H2O(l)
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
Co + KNO2 = K3Co(NO2)6 + K =>
Co + 6 KNO2 = K3Co(NO2)6 + 3 K
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