| Équations équilibrées la veille |
CaO + 2 HC1 = CaC2 + H2O
Fe3O4 = FeO*Fe2O3 =>
Fe3O4 = FeO*Fe2O3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
AgNO3 + HBr = AgBr + HNO3 =>
AgNO3 + HBr = AgBr + HNO3
BaSe + Bi2Te3 = BaTe + Bi2Se3 =>
3 BaSe + Bi2Te3 = 3 BaTe + Bi2Se3
C2H4 + LiOH = C2HLiOH + H =>
C2H4 + LiOH = C2HLiOH + 3 H
FeO + Na2O2 = NaFeO2 =>
2 FeO + Na2O2 = 2 NaFeO2
CuSO4 + HCl = Cu(Cl)2H2SO4 =>
CuSO4 + 2 HCl = Cu(Cl)2H2SO4
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
KI + PbO2 + HNO3 = Pb(NO3)3 + I2 + KNO3 + H2O =>
2 KI + 2 PbO2 + 8 HNO3 = 2 Pb(NO3)3 + I2 + 2 KNO3 + 4 H2O
KOH + H2CO3 = H2O + K2CO3 =>
2 KOH + H2CO3 = 2 H2O + K2CO3
CoSO4 + KNO2 + CH3COOH = K3Co(NO2)6 + NO + K2SO4 + CH3COOK + H2O =>
CoSO4 + 7 KNO2 + 2 CH3COOH = K3Co(NO2)6 + NO + K2SO4 + 2 CH3COOK + H2O
Na3PO4(aq) + CaCl2(aq) = NaCl + Ca3(PO4)2 =>
2 Na3PO4(aq) + 3 CaCl2(aq) = 6 NaCl + Ca3(PO4)2
Br{-} = Br2 + {-} =>
2 Br{-} = Br2 + 2e
Fe3O4 + HNO3 = NO + Fe(NO3)3 + H2O =>
3 Fe3O4 + 28 HNO3 = NO + 9 Fe(NO3)3 + 14 H2O
Na3AsO3 + KBrO3 + HCl = NaCl + KBr + H3AsO4 =>
3 Na3AsO3 + KBrO3 + 9 HCl = 9 NaCl + KBr + 3 H3AsO4
C8H8 + HBr = C8H10 + Br =>
C8H8 + 2 HBr = C8H10 + 2 Br
KI + PbO2 + HNO3 = Pb(NO3)3 + I2 + KNO3 + H2O =>
2 KI + 2 PbO2 + 8 HNO3 = 2 Pb(NO3)3 + I2 + 2 KNO3 + 4 H2O
Cd + NaCl = CdCl2 + Na =>
Cd + 2 NaCl = CdCl2 + 2 Na
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
NaOH + NO2 = Na + HNO3 =>
NaOH + NO2 = Na + HNO3
CdO + C = Cd + CO =>
CdO + C = Cd + CO
KCIO(s) + O2(g) = KCIO4(s) =>
2 KCIO(s) + 3 O2(g) = 2 KCIO4(s)
Ca + HBr = CaBr + H =>
Ca + HBr = CaBr + H
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HBr + Al(NO3)3 = HNO3 + AlBr3 =>
3 HBr + Al(NO3)3 = 3 HNO3 + AlBr3
Al + HCl = AlCl3 + H2* =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2*
SSO2 + O2 = SO3 =>
SSO2 + 2 O2 = 2 SO3
Cu3P2 = P4 + Cu =>
2 Cu3P2 = P4 + 6 Cu
K1 + P5 = KP =>
5 K1 + P5 = 5 KP
CdO + C = Cd + CO =>
CdO + C = Cd + CO
CH3CH2OH + Cr2O72{-} + H{+} = CH3COH + Cr3{-} + H2O =>
431 CH3CH2OH + 6 Cr2O72{-} + 2 H{+} = 431 CH3COH + 4 Cr3{-} + 432 H2O
NO2CO3 + CuSO4 = NO2SO4 + CuCO3 =>
NO2CO3 + CuSO4 = NO2SO4 + CuCO3
C6H12 + O2 = H2O + CO2 =>
C6H12 + 9 O2 = 6 H2O + 6 CO2
PH3SO2 = H3PO2S =>
PH3SO2 = H3PO2S
NH4Cl + Ba(OH)2 = BaCl2 + H2O + NH3 =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 H2O + 2 NH3
KFBaCl2 = KCl2BaF =>
KFBaCl2 = KCl2BaF
MgCl2 + H2SO4 = HCl + MgSO4 =>
MgCl2 + H2SO4 = 2 HCl + MgSO4
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
KMnO4 + KHSO3 + H2SO4 = MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 10 KHSO3 + H2SO4 = 4 MnSO4 + 7 K2SO4 + 6 H2O
K2S + CaCl2 = CaS + K2Cl2 =>
K2S + CaCl2 = CaS + K2Cl2
CuSO4 + HCl = Cu(Cl)2H2SO4 =>
CuSO4 + 2 HCl = Cu(Cl)2H2SO4
Au + HNO3 = Au(NO3)3 + NO2 + H2O =>
Au + 6 HNO3 = Au(NO3)3 + 3 NO2 + 3 H2O
HClO + H2S = HCl + SO2 + H2O =>
3 HClO + H2S = 3 HCl + SO2 + H2O
PbO + Na = Na2O + Pb =>
PbO + 2 Na = Na2O + Pb
KAl(CO3)2 = Al2(CO3)3 + K2CO3 =>
2 KAl(CO3)2 = Al2(CO3)3 + K2CO3
NaOCl + NH3 = N2H4 + H2O + NaCl =>
NaOCl + 2 NH3 = N2H4 + H2O + NaCl
Fe(NO3)3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + KNO3 =>
Fe(NO3)3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + 3 KNO3
S(s) + KClO3 = SO2 + KCl =>
3 S(s) + 2 KClO3 = 3 SO2 + 2 KCl
CuCl2 + F2 = Cu2 + FCl =>
2 CuCl2 + 2 F2 = Cu2 + 4 FCl
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Équations équilibrées sur11/20/24
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