| Équations équilibrées la veille |
2(S2O3{2-}) = (S4O6){2-} + 2e
Zn + H2SO4 = Zn{+2} + SO4{-2} + H2 =>
Zn + H2SO4 = Zn{+2} + SO4{-2} + H2
Mg + Ni(NO3)2 = Mg(NO3)2 + Ni =>
Mg + Ni(NO3)2 = Mg(NO3)2 + Ni
C75H121O23N5P2 + O2 = CO2 + HNO3 + H3PO4 + H2O =>
2 C75H121O23N5P2 + 205 O2 = 150 CO2 + 10 HNO3 + 4 H3PO4 + 110 H2O
Cu(SCN)4{2-} + SO2 + H2O = CuSCN + HSO4{-} + SCN{-} + H{+} =>
2 Cu(SCN)4{2-} + SO2 + 2 H2O = 2 CuSCN + HSO4{-} + 6 SCN{-} + 3 H{+}
H2CO3 + Sr(OH)2 = HCO3 + HSr(OH)2 =>
H2CO3 + Sr(OH)2 = HCO3 + HSr(OH)2
Mg + H{+} + NO3{-} = Mg2{+} + NO + H2O =>
6 Mg + 4 H{+} + NO3{-} = 3 Mg2{+} + NO + 2 H2O
H2(SO4) + Ca(OH)2 = (SO4)Ca + H2O =>
H2(SO4) + Ca(OH)2 = (SO4)Ca + 2 H2O
(As2)O3 + HIO3 + H2O = H3AsO4 + I2 =>
5(As2)O3 + 4 HIO3 + 13 H2O = 10 H3AsO4 + 2 I2
Zn + FeNO = ZnNO + Fe =>
Zn + FeNO = ZnNO + Fe
C10H30(g) + O2(g) = CO2(g) + H2O(l) =>
2 C10H30(g) + 35 O2(g) = 20 CO2(g) + 30 H2O(l)
C2H2OH5 + O2 = CO2 + H2O =>
4 C2H2OH5 + 13 O2 = 8 CO2 + 14 H2O
KBr2 + Cl2(g) = KCl2 + Br2 =>
KBr2 + Cl2(g) = KCl2 + Br2
Ca + Br2 = CaBr2 =>
Ca + Br2 = CaBr2
KNO{3} + H2CO{3} = K2CO{3} + HNO{3} =>
2 KNO{3} + H2CO{3} = K2CO{3} + 2 HNO{3}
H2Cr2O7 + K2S + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
4 H2Cr2O7 + 3 K2S + 12 H2SO4 = 4 Cr2(SO4)3 + 3 K2SO4 + 16 H2O
C12H17O8 + H2O = C3H6O2 + CO2 =>
2 C12H17O8 + 4 H2O = 7 C3H6O2 + 3 CO2
CH3CH2COOH + NaOH = C2H6 + NaCO3 + H2O =>
16 CH3CH2COOH + 14 NaOH = 17 C2H6 + 14 NaCO3 + 4 H2O
CH3COOH + Fe2(CO3)3 = FeCOOCH3 + CO2 + H2O =>
5 CH3COOH + 2 Fe2(CO3)3 = 4 FeCOOCH3 + 8 CO2 + 4 H2O
Al{3+} + NO3{-} = Al + NO3 =>
Al{3+} + 3 NO3{-} = Al + 3 NO3
Al(SO3)3 + FeS = Fe(SO3)2 + Al2S3 =>
2 Al(SO3)3 + 3 FeS = 3 Fe(SO3)2 + Al2S3
Ca(OH)2 + HCOONa = Ca(CO)2 + Na(OH)2 =>
Ca(OH)2 + 2 HCOONa = Ca(CO)2 + 2 Na(OH)2
LiBr + H2SO4 = LiHSO4 + HBr =>
LiBr + H2SO4 = LiHSO4 + HBr
NH3 + Cl = NH3Cl =>
NH3 + Cl = NH3Cl
C2H5Br + O2 = CO2 + H2O + Br =>
4 C2H5Br + 13 O2 = 8 CO2 + 10 H2O + 4 Br
V(OH)3 + Mn2O7 = V(MnO4)3 + H2O =>
2 V(OH)3 + 3 Mn2O7 = 2 V(MnO4)3 + 3 H2O
CH3CH2CH2OH + OH = H2O + CO2 =>
CH3CH2CH2OH + 18 OH = 13 H2O + 3 CO2
CaCl2 + Pb(C2H3O2) = Ca(C2H3O2) + PbCl2 =>
CaCl2 + Pb(C2H3O2) = Ca(C2H3O2) + PbCl2
(NH4)2S + CO(NO3)2 = COS + NH4NO3 =>
(NH4)2S + CO(NO3)2 = COS + 2 NH4NO3
CaO + Al = CaAl2 + AlO =>
CaO + 3 Al = CaAl2 + AlO
NaOH + Fe(Fe(CN)6) = Na3Fe(CN)6 + Fe(OH)3 =>
3 NaOH + Fe(Fe(CN)6) = Na3Fe(CN)6 + Fe(OH)3
NaOH + C6O5OH = NaC6O6 + H2O =>
NaOH + C6O5OH = NaC6O6 + H2O
Na2Cr2O7 + HBr = NaBr + CrBr2 + Br2 + H2O =>
Na2Cr2O7 + 14 HBr = 2 NaBr + 2 CrBr2 + 4 Br2 + 7 H2O
Na2SiO3 + CaCl2 = Ca(SiO3) + NaCl =>
Na2SiO3 + CaCl2 = Ca(SiO3) + 2 NaCl
(NH4)2SO3 + CaSO4 = CaSO3 + (NH4)2SO4 =>
(NH4)2SO3 + CaSO4 = CaSO3 + (NH4)2SO4
Fe2 + AuNO3 = Au + Fe2(NO3)3 =>
Fe2 + 3 AuNO3 = 3 Au + Fe2(NO3)3
KCl + O2F = ClO2 + FK =>
KCl + O2F = ClO2 + FK
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
CaCO3 + C6H12O6 = CaC6H12O6 + CO3 =>
CaCO3 + C6H12O6 = CaC6H12O6 + CO3
Ca(NO3)2(aq) + KOH(aq) = Ca(OH)2(aq) + KNO3 =>
Ca(NO3)2(aq) + 2 KOH(aq) = Ca(OH)2(aq) + 2 KNO3
Be5 + B + Mg2C = Be2C + Mg3B =>
6 Be5 + 10 B + 15 Mg2C = 15 Be2C + 10 Mg3B
AsH3(g) + KClO4(aq) = H3AsO4(aq) + KCl(aq) =>
AsH3(g) + KClO4(aq) = H3AsO4(aq) + KCl(aq)
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
Se + O2 + NaOH = Na2SeO4 + H2O =>
2 Se + 3 O2 + 4 NaOH = 2 Na2SeO4 + 2 H2O
C30H58O3 + O2 = CO2 + H2O =>
C30H58O3 + 43 O2 = 30 CO2 + 29 H2O
HBr + H2O2 = Br + H2O =>
2 HBr + H2O2 = 2 Br + 2 H2O
TiO(NO3)2 + H2NCH(CH2)4NH2COOH = TiO2 + CO2 + H2O + N2 =>
17 TiO(NO3)2 + 5 H2NCH(CH2)4NH2COOH = 17 TiO2 + 30 CO2 + 35 H2O + 22 N2
(NH4)2SO4(aq) + KOH(aq) = NH4OH + K2SO4 =>
(NH4)2SO4(aq) + 2 KOH(aq) = 2 NH4OH + K2SO4
KY + KYO3 + HCl = Y + H2O + KCl =>
5 KY + KYO3 + 6 HCl = 6 Y + 3 H2O + 6 KCl
V(NO3)3 + (NH4)3PO4 = VPO4 + NH4 + NO3 =>
V(NO3)3 + (NH4)3PO4 = VPO4 + 3 NH4 + 3 NO3
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