| Équations équilibrées la veille |
Se + H2O = H2SeO
Na2B4O7*10H2O + CH3COOH = H3BO3 + NaCH3COO + H2O =>
Na2B4O7*10H2O + 2 CH3COOH = 4 H3BO3 + 2 NaCH3COO + 5 H2O
K2CrO4 + H2SO4 + FeSO4 = Fe2(SO4)3 + Cr2O3 + KOH + H2O =>
2 K2CrO4 + 3 H2SO4 + 6 FeSO4 = 3 Fe2(SO4)3 + Cr2O3 + 4 KOH + H2O
AgBr + GaP = Ag3P2 + Ga2Br3 =>
3 AgBr + 2 GaP = Ag3P2 + Ga2Br3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2SO4 + Al(OH)3 = H2O + Al2(SO4)3 =>
3 H2SO4 + 2 Al(OH)3 = 6 H2O + Al2(SO4)3
Se + H2O = SeO2 + H2Se =>
3 Se + 2 H2O = SeO2 + 2 H2Se
Al(CN)3 + CuHPO4 = Cu(CN)2 + Al2(HPO4)3 =>
2 Al(CN)3 + 3 CuHPO4 = 3 Cu(CN)2 + Al2(HPO4)3
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
CaF2 + O2 = CaO + F2O =>
CaF2 + O2 = CaO + F2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Ag + H2SO4 = Ag2SO4 + H2O + SO2 =>
2 Ag + 2 H2SO4 = Ag2SO4 + 2 H2O + SO2
K4[Fe(CN)6] + KMnO4 + H2SO4 = K3[Fe(CN)6] + MnSO4 + KSO4 + H2O =>
2 K4[Fe(CN)6] + KMnO4 + 4 H2SO4 = 2 K3[Fe(CN)6] + MnSO4 + 3 KSO4 + 4 H2O
Se + H2O = SeO2 + H2 =>
Se + 2 H2O = SeO2 + 2 H2
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
Fe(CO)5 + NaC5H5 = C10H10Fe + Na2(CO)5 =>
Fe(CO)5 + 2 NaC5H5 = C10H10Fe + Na2(CO)5
NiClO3 = Ni + ClO3 =>
NiClO3 = Ni + ClO3
C2H2 + KMnO4 + H2O = C2H2OH + MnO2 + KOH =>
3 C2H2 + KMnO4 + 2 H2O = 3 C2H2OH + MnO2 + KOH
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
HClH2S = H2ClHS =>
HClH2S = H2ClHS
NiClO3 = NiClO + O2 =>
NiClO3 = NiClO + O2
AlN + HNO3 = Al(NO3)3 + N2 + H2O =>
5 AlN + 18 HNO3 = 5 Al(NO3)3 + 4 N2 + 9 H2O
NaHSO3 = SO2 + H2O + Na2SO3 =>
2 NaHSO3 = SO2 + H2O + Na2SO3
NiClO3 = NiClO2 + O2 =>
2 NiClO3 = 2 NiClO2 + O2
H2SO4 + RbCO3 = RbSO4 + H2O + CO2 =>
H2SO4 + RbCO3 = RbSO4 + H2O + CO2
Sn + Cl = SnCl =>
Sn + Cl = SnCl
Cu + Be = CuBe =>
Cu + Be = CuBe
HCl + CaMnO4 = CaCl2 + MnCl2 + Cl + H2O =>
8 HCl + CaMnO4 = CaCl2 + MnCl2 + 4 Cl + 4 H2O
NaHCO3KMnO4 = KMnHCO3NaO4 =>
NaHCO3KMnO4 = KMnHCO3NaO4
B2O3 + HNo3 = B(No3)3 + H2O =>
B2O3 + 6 HNo3 = 2 B(No3)3 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NaOH + Zn(CH3COO)2 = Zn(OH)2 + Na + CH3COO =>
2 NaOH + Zn(CH3COO)2 = Zn(OH)2 + 2 Na + 2 CH3COO
CoO + H2 = Co2 + H2O =>
2 CoO + 2 H2 = Co2 + 2 H2O
CH2OHCHOHCHOHCH2OH + Na = CH2ONaCHONaCHONaCH2ONa + H2 =>
CH2OHCHOHCHOHCH2OH + 4 Na = CH2ONaCHONaCHONaCH2ONa + 2 H2
CuSO4 + Be = BeSO4 + Cu =>
CuSO4 + Be = BeSO4 + Cu
Na + Cl28 = NaCl =>
28 Na + Cl28 = 28 NaCl
Cr2O3 + NaOH + NaOCl = Na2CrO4 + NaCl + H2O =>
Cr2O3 + 4 NaOH + 3 NaOCl = 2 Na2CrO4 + 3 NaCl + 2 H2O
HLO3 + P + H2O = HL + H3PO4 =>
5 HLO3 + 6 P + 9 H2O = 5 HL + 6 H3PO4
Na2S(aq) + HCl(aq) = H2S(g) + NaCl(aq) =>
Na2S(aq) + 2 HCl(aq) = H2S(g) + 2 NaCl(aq)
NaHSO3 = SO2 + H2O + Na2SO3 =>
2 NaHSO3 = SO2 + H2O + Na2SO3
Al(CN)3 + CuHPO4 = Cu(CN)2 + Al2(HPO4)3 =>
2 Al(CN)3 + 3 CuHPO4 = 3 Cu(CN)2 + Al2(HPO4)3
HCl + NaCO3 = HCO3 + NaCl =>
HCl + NaCO3 = HCO3 + NaCl
CH3COOH + (CH3)3N = CH3COO{-} + (CH3)3NH{+} =>
CH3COOH + (CH3)3N = CH3COO{-} + (CH3)3NH{+}
Cu(OH)2(ac) = CuO(s) + H2O(l) =>
Cu(OH)2(ac) = CuO(s) + H2O(l)
CO2 + Fe(OH)2 = Fe(HCO3)2 =>
2 CO2 + Fe(OH)2 = Fe(HCO3)2
Ag2S + HNO3 = AgNO3 + NO + S + H2O =>
3 Ag2S + 8 HNO3 = 6 AgNO3 + 2 NO + 3 S + 4 H2O
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
Al(CN)3 + CuHPO4 = Cu(CN)2 + Al2(HPO4)3 =>
2 Al(CN)3 + 3 CuHPO4 = 3 Cu(CN)2 + Al2(HPO4)3
CoCl2*6H20 + NH4Cl + NH3 + H2O2 = (Co(NH3)6)Cl3 + H2O =>
2 CoCl2*6H20 + 2 NH4Cl + 10 NH3 + 121 H2O2 = 2(Co(NH3)6)Cl3 + 242 H2O
C7H5O2Na + HCl = C7H6O2 + NaCl =>
C7H5O2Na + HCl = C7H6O2 + NaCl
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Équations équilibrées sur11/14/24
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