| Équations équilibrées la veille |
2 H2O + 2 Na = 2 Na*OH + H2
Sn(OH)2 + H2CrO4 = SnCrO4 + H2O =>
Sn(OH)2 + H2CrO4 = SnCrO4 + 2 H2O
CO2 + H2O + N = C2H7N + O2 =>
8 CO2 + 14 H2O + 4 N = 4 C2H7N + 15 O2
Fe2O3 + Br + KOH = K2FeO4 + KBr + H2O =>
Fe2O3 + 6 Br + 10 KOH = 2 K2FeO4 + 6 KBr + 5 H2O
LiCO3 + CuCl2 = LiCl + Cu(CO3)2 =>
2 LiCO3 + CuCl2 = 2 LiCl + Cu(CO3)2
Br2(l) + KOH(aq) = KBr(aq) + KBrO3(aq) + H2O(l) =>
3 Br2(l) + 6 KOH(aq) = 5 KBr(aq) + KBrO3(aq) + 3 H2O(l)
NH2 + H2O = NH3 + OH =>
NH2 + H2O = NH3 + OH
CH3Na + Br2 = CH3Br + Na =>
2 CH3Na + Br2 = 2 CH3Br + 2 Na
Sn + Cl2 = SnCl4 =>
Sn + 2 Cl2 = SnCl4
NaBrO3 + MnO2 + NaOH = NaBr + Na2MnO4 + H2O =>
NaBrO3 + 3 MnO2 + 6 NaOH = NaBr + 3 Na2MnO4 + 3 H2O
NaWO4 + HCl + Zn = W5O14 + ZnCl2 + H2O + NaCl =>
10 NaWO4 + 24 HCl + 7 Zn = 2 W5O14 + 7 ZnCl2 + 12 H2O + 10 NaCl
PbO2(s) = O2 + Pb =>
PbO2(s) = O2 + Pb
P2 + I2 = PI3 =>
P2 + 3 I2 = 2 PI3
Ca(HCO3)2 + NaOH = CaCO3 + Na2CO3 + H2O =>
Ca(HCO3)2 + 2 NaOH = CaCO3 + Na2CO3 + 2 H2O
CrO2Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
CrO2Cl2 + 4 NaOH = Na2CrO4 + 2 NaCl + 2 H2O
Al + KOH + H2O = K{+} + Al(OH)4{-} + H2{-} =>
Al + 2 KOH + 2 H2O = 2 K{+} + Al(OH)4{-} + H2{-}
Fe3(PO4)2 = FeO + P2O5 =>
Fe3(PO4)2 = 3 FeO + P2O5
CaCo3 = Ca + Co =>
CaCo3 = Ca + 3 Co
Co + NO2{-} + H{+} = Co(NO2)6{3-} + NO + H2O =>
Co + 9 NO2{-} + 6 H{+} = Co(NO2)6{3-} + 3 NO + 3 H2O
ZnO + N2O5 = ZnO5 + N2O =>
ZnO + N2O5 = ZnO5 + N2O
H3PO2 + Rb(OH) = Rb(H2PO2) + H2O =>
H3PO2 + Rb(OH) = Rb(H2PO2) + H2O
FeSO3 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeSO3 + 4 H2SO4 = Fe2(SO4)3 + 3 SO2 + 4 H2O
Fe2O3 + KClO3 + KOH = K2FeO4 + KCl + H2O =>
Fe2O3 + KClO3 + 4 KOH = 2 K2FeO4 + KCl + 2 H2O
KOH + O2 = KO2 + H2O =>
4 KOH + 3 O2 = 4 KO2 + 2 H2O
Cd(NO3)2 + NH3 = CdNH3 + NO3 =>
Cd(NO3)2 + NH3 = CdNH3 + 2 NO3
CO2 + H2O + N + O = C3H5(NO3)3 =>
6 CO2 + 5 H2O + 6 N + O = 2 C3H5(NO3)3
Ti + NaOH + H2O = Na2TiO3 + H2 =>
Ti + 2 NaOH + H2O = Na2TiO3 + 2 H2
CH3COOH + HgSO4 = Hg(CH3COO)2 + H2SO4 =>
2 CH3COOH + HgSO4 = Hg(CH3COO)2 + H2SO4
Hf + F2 = HfF4 =>
Hf + 2 F2 = HfF4
PBS + KNO3S = PBO2S + KNO2(S) =>
PBS + 2 KNO3S = PBO2S + 2 KNO2(S)
NaCl + H2SO4 = NaHSO4 + H2S + Cl2 + H2O =>
8 NaCl + 9 H2SO4 = 8 NaHSO4 + H2S + 4 Cl2 + 4 H2O
K2O + SnO2 = K2SnO3 =>
K2O + SnO2 = K2SnO3
Al2S3(s) + H2O = Al(OH)3(s) + H2S(g) =>
Al2S3(s) + 6 H2O = 2 Al(OH)3(s) + 3 H2S(g)
EDTA + ZnSO4 = Zn(EDTA) + SO4 =>
EDTA + ZnSO4 = Zn(EDTA) + SO4
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Ni + HNO3 = Ni(NO3)2 + H2 =>
Ni + 2 HNO3 = Ni(NO3)2 + H2
CaCl2 + O2 = CaO + Cl =>
2 CaCl2 + O2 = 2 CaO + 4 Cl
PCl5 + Ca(OH)2 = Ca3(PO4)2 + CaCl2 + H2O =>
2 PCl5 + 8 Ca(OH)2 = Ca3(PO4)2 + 5 CaCl2 + 8 H2O
Na2SiO3 + K2S = K2SiO3 + Na2S =>
Na2SiO3 + K2S = K2SiO3 + Na2S
Cu + FeSO3 = Cu(FeSO3) =>
Cu + FeSO3 = Cu(FeSO3)
ZnCl2 + MnSO4 = MnCl2 + ZnSO4 =>
ZnCl2 + MnSO4 = MnCl2 + ZnSO4
NH4OH + KCl = KOH + NH4Cl =>
NH4OH + KCl = KOH + NH4Cl
ZnSO4(EDTA){2-} = ZnSO4{2+} + EDTA{4-} =>
ZnSO4(EDTA){2-} = ZnSO4{2+} + EDTA{4-}
FeS + O2 = Fe + O2S =>
FeS + O2 = Fe + O2S
Fe2O3 + SO2 = Fe2S3 + O2 =>
2 Fe2O3 + 6 SO2 = 2 Fe2S3 + 9 O2
NaOH(aq) + ZnSO4(aq) = Na2SO4(aq) + Zn(OH)2(aq) =>
2 NaOH(aq) + ZnSO4(aq) = Na2SO4(aq) + Zn(OH)2(aq)
Fe + AgCl = FeCl2 + Ag2 =>
Fe + 2 AgCl = FeCl2 + Ag2
NaHCO3(s) = H2O(l) + CO2(g) + Na2CO3(s) =>
2 NaHCO3(s) = H2O(l) + CO2(g) + Na2CO3(s)
Li2S + CoCl3 = LiCl + S3Co2 =>
3 Li2S + 2 CoCl3 = 6 LiCl + S3Co2
P2O3 + HClO3 + H2O = H3PO4 + HCl =>
3 P2O3 + 2 HClO3 + 9 H2O = 6 H3PO4 + 2 HCl
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Équations équilibrées sur11/23/24
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