| Équations équilibrées la veille |
2 NO + 2 SO2 = N2 + 2 SO3
ZnC2O4 = Zn{2+} + CO2{-} =>
ZnC2O4 = Zn{2+} + 2 CO2{-}
Mn + HI = MnI + H =>
Mn + HI = MnI + H
MgCO3 + KCl = MgCl + KCO3 =>
MgCO3 + KCl = MgCl + KCO3
Pb{2+} + SO4{2-} = PbSO4 =>
Pb{2+} + SO4{2-} = PbSO4
Na2CO3 + CdO + Dy2O3 + Eu2O3 + NH4H2PO4 = NaCdDyEuPO4 + NH3 + CO2 + H2O + O2 =>
Na2CO3 + 2 CdO + Dy2O3 + Eu2O3 + 2 NH4H2PO4 = 2 NaCdDyEuPO4 + 2 NH3 + CO2 + 3 H2O + 3 O2
As2O3 + KIO3 + HCl = As2O5 + I2 + KCl + H2O =>
5 As2O3 + 4 KIO3 + 4 HCl = 5 As2O5 + 2 I2 + 4 KCl + 2 H2O
NC4H12I + I2 = NC4H12I3 =>
NC4H12I + I2 = NC4H12I3
O2 + CI2 = OCI2 =>
O2 + 2 CI2 = 2 OCI2
AlCl3 + KCN + H2O = Al(OH)3 + KCl + HCN =>
AlCl3 + 3 KCN + 3 H2O = Al(OH)3 + 3 KCl + 3 HCN
K2CO3 + H2SO4 = K2SO4H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4H2O + CO2
Zn + Cu + H2SO4 = CuSO4 + ZnH2 =>
Zn + Cu + H2SO4 = CuSO4 + ZnH2
K2CO3 + Ba(OH)2 = K2(OH)2 + BaCO3 =>
K2CO3 + Ba(OH)2 = K2(OH)2 + BaCO3
C5H10O5 = CH4 + CO2 =>
2 C5H10O5 = 5 CH4 + 5 CO2
FeCl3O12 = FeCl2 + O2 + Cl2 =>
2 FeCl3O12 = 2 FeCl2 + 12 O2 + Cl2
Au + SiO2 = Au(SiO2)2 =>
Au + 2 SiO2 = Au(SiO2)2
C2H4 + Cl{-} + H{+} = C2H5Cl =>
C2H4 + Cl{-} + H{+} = C2H5Cl
Fe + Cr(NO3)2 = Fe(NO3)3 + Cr =>
2 Fe + 3 Cr(NO3)2 = 2 Fe(NO3)3 + 3 Cr
Mg + H2(PO4) = Mg3(PO4)2 + H2 =>
3 Mg + 2 H2(PO4) = Mg3(PO4)2 + 2 H2
Na2CrO4 + AlCl3 = NaCl + Al2(CrO4)3 =>
3 Na2CrO4 + 2 AlCl3 = 6 NaCl + Al2(CrO4)3
AgNO3 + K2(Cr2O7) = KNO3 + Ag2(Cr2O7) =>
2 AgNO3 + K2(Cr2O7) = 2 KNO3 + Ag2(Cr2O7)
Ca(s) + Cl(s) = CaCl2(s) =>
Ca(s) + 2 Cl(s) = CaCl2(s)
Ca(NO3)2 + O2 = CaO + NO3 =>
2 Ca(NO3)2 + O2 = 2 CaO + 4 NO3
K2HPO4 + H2SO4 = KH2PO4 + K2SO4 =>
2 K2HPO4 + H2SO4 = 2 KH2PO4 + K2SO4
Li2SO4 + Al2O3 = Li2O + Al2(SO4)3 =>
3 Li2SO4 + Al2O3 = 3 Li2O + Al2(SO4)3
Br2(l) + NaI(aq) = NaBr(aq) + I2(s) =>
Br2(l) + 2 NaI(aq) = 2 NaBr(aq) + I2(s)
H2S(aq) + K(s) = K2S(aq) + H2(s) =>
H2S(aq) + 2 K(s) = K2S(aq) + H2(s)
CaI2 + AgF = CaF2 + AgI =>
CaI2 + 2 AgF = CaF2 + 2 AgI
Mg + CrPO4 = Mg3(PO4)2 + Cr =>
3 Mg + 2 CrPO4 = Mg3(PO4)2 + 2 Cr
(NaOH) + CO2 = NaHCO3 =>
(NaOH) + CO2 = NaHCO3
Be(HCO3)2 = Be + HCO3 =>
Be(HCO3)2 = Be + 2 HCO3
Pd + O2 = PdO =>
2 Pd + O2 = 2 PdO
AgOH + BaCl2 = AgCl + Ba(OH)2 =>
2 AgOH + BaCl2 = 2 AgCl + Ba(OH)2
PH3 + HIO3 = H3PO4 + HI =>
3 PH3 + 4 HIO3 = 3 H3PO4 + 4 HI
CuS + NaHO = CuHO + NaS =>
CuS + NaHO = CuHO + NaS
KBrO(s) = KBr(s) + O2(g) =>
2 KBrO(s) = 2 KBr(s) + O2(g)
MnO2 + NaI + H2SO4 = H2O + I2 + MnHSO4 + Na2SO4 =>
2 MnO2 + 6 NaI + 5 H2SO4 = 4 H2O + 3 I2 + 2 MnHSO4 + 3 Na2SO4
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
S{2-} + O2 = SO4{2-} =>
S{2-} + 2 O2 = SO4{2-}
Pb + HBr = PbBr2 + H =>
Pb + 2 HBr = PbBr2 + 2 H
Pb(OH)2 + HNO3 = Pb(OH)(NO3) + H2O =>
Pb(OH)2 + HNO3 = Pb(OH)(NO3) + H2O
N2O10 + H2O = HNO3 + O2 =>
2 N2O10 + 2 H2O = 4 HNO3 + 5 O2
CH3COOH + CH3CH(OH)CH3 = CH3COOHCH3CHOHCH3 =>
CH3COOH + CH3CH(OH)CH3 = CH3COOHCH3CHOHCH3
HNO2 + HSO3{-} + H2O = NH2OH + HSO4{-} =>
HNO2 + 2 HSO3{-} + H2O = NH2OH + 2 HSO4{-}
Mg3P2 + H2O = Mg(OH)2 + P2O + H2 =>
Mg3P2 + 7 H2O = 3 Mg(OH)2 + P2O + 4 H2
K(aq) + HCl(aq) = H2(aq) + KCl(aq) =>
2 K(aq) + 2 HCl(aq) = H2(aq) + 2 KCl(aq)
MnCl2 + HNO3 = Mn(NO3)2 + HCl =>
MnCl2 + 2 HNO3 = Mn(NO3)2 + 2 HCl
BaCl + HNO3 = HCl + BaNO3 =>
BaCl + HNO3 = HCl + BaNO3
Cl2 + NaBr = Br2 + NaCl =>
Cl2 + 2 NaBr = Br2 + 2 NaCl
Na2(CO3) + FeCl2 = NaCl + Fe2(CO3)2 =>
2 Na2(CO3) + 2 FeCl2 = 4 NaCl + Fe2(CO3)2
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Équations équilibrées sur10/24/24
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