| Équations équilibrées la veille |
(NH4)4P2O7 + 4 NaOH = Na4P2O7 + 4 NH3 + 4 H2O
C3F8 + S2 = CS2 + SF2 =>
C3F8 + 5 S2 = 3 CS2 + 4 SF2
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
Si + N2 = Si3N4 =>
3 Si + 2 N2 = Si3N4
Ag + HNO3 = AgNO3(aq) + H(g) =>
Ag + HNO3 = AgNO3(aq) + H(g)
Pt(NO3)2 + Ag2SO3 = AgNO3 + PtSO3 =>
Pt(NO3)2 + Ag2SO3 = 2 AgNO3 + PtSO3
Pb(C2H3O2)4 + K2CrO4 = Pb(CrO4)2 + KCH3COO =>
Pb(C2H3O2)4 + 2 K2CrO4 = Pb(CrO4)2 + 4 KCH3COO
MgSO4 + H3PO4 = HSO4 + Mg3PO4 =>
3 MgSO4 + H3PO4 = 3 HSO4 + Mg3PO4
X2CO3 + HCl = XCl + H2O + CO2 =>
X2CO3 + 2 HCl = 2 XCl + H2O + CO2
KF + MgCl2 = MgF2 + KCl =>
2 KF + MgCl2 = MgF2 + 2 KCl
FeCl2(aq) + K3[Fe(CN)6](aq) = KFe[Fe(CN)6](s) + KCl(aq) =>
FeCl2(aq) + K3[Fe(CN)6](aq) = KFe[Fe(CN)6](s) + 2 KCl(aq)
P + O2(g) = P4O =>
8 P + O2(g) = 2 P4O
NaHHO3 + C6H8O7 = Na2C6H6O7 + CO2 + H2O =>
6 NaHHO3 + 4 C6H8O7 = 3 Na2C6H6O7 + 6 CO2 + 13 H2O
(CH3)2CHCH2OH + O2 = CO2 + H2O =>
(CH3)2CHCH2OH + 6 O2 = 4 CO2 + 5 H2O
Cu2S + O2 = Cu2 + SO2 =>
Cu2S + O2 = Cu2 + SO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
BCl3(g) + H2O(heart) = B(OH)3(aq) + HCl(aq) =>
BCl3(g) + 3 H2O(heart) = B(OH)3(aq) + 3 HCl(aq)
(NH4)2HPO4 + Fe(NO3)3 + H = NH4NO3 + FePO4 + H2O =>
2(NH4)2HPO4 + 2 Fe(NO3)3 + 8 H = 5 NH4NO3 + 2 FePO4 + 3 H2O
AlCl3 + Ba(OH)2 = Al(OH)3 + BaCl2 =>
2 AlCl3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaCl2
As + NaClO3 + H2O = H3AsO4 + NaCl =>
6 As + 5 NaClO3 + 9 H2O = 6 H3AsO4 + 5 NaCl
NH4Br + H2O = H2Br + NH4O =>
NH4Br + H2O = H2Br + NH4O
K2C2O4 = K2CO3 + CO =>
K2C2O4 = K2CO3 + CO
HCI(aq) + NaOH(aq) = NaCI(aq) + H2O =>
HCI(aq) + NaOH(aq) = NaCI(aq) + H2O
MnO4{-} + I{-} = Mn + I2 + O2{-} =>
2 MnO4{-} + 2 I{-} = 2 Mn + I2 + 4 O2{-}
Fe(NO3)3 + NaS = FeS + Na(NO3)3 =>
Fe(NO3)3 + NaS = FeS + Na(NO3)3
Li2S + Co(NO3)2 = Li2Co + S(NO3)2 =>
Li2S + Co(NO3)2 = Li2Co + S(NO3)2
C5 + H5 + Fe = Fe(C5H5)2 =>
2 C5 + 2 H5 + Fe = Fe(C5H5)2
As2S3 + H2O2 + NH3 = (NH4)2SO4 + NH4AsO2 + H2O =>
As2S3 + 12 H2O2 + 8 NH3 = 3(NH4)2SO4 + 2 NH4AsO2 + 8 H2O
H2S + O2 = S2O3 + H2O =>
4 H2S + 5 O2 = 2 S2O3 + 4 H2O
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
NaNO3 + Ba(C2H3O2)2 = NaC2H3O2 + Ba(NO3)2 =>
2 NaNO3 + Ba(C2H3O2)2 = 2 NaC2H3O2 + Ba(NO3)2
CuBr2 + Na = NaBr + Cu =>
CuBr2 + 2 Na = 2 NaBr + Cu
K2CO3 + H2C2O4 = KHC2O4 + H2O + CO2 =>
K2CO3 + 2 H2C2O4 = 2 KHC2O4 + H2O + CO2
SO2 + KOH = K2S + K2SO4 + H2O =>
4 SO2 + 8 KOH = K2S + 3 K2SO4 + 4 H2O
Ca + HNO3 = Ca(NO3)2 + H2 =>
Ca + 2 HNO3 = Ca(NO3)2 + H2
As2O3 + NaOH = AsO2 + H2O + Na =>
As2O3 + 2 NaOH = 2 AsO2 + H2O + 2 Na
SrO + Al = Sr + Sr3Al2O6 =>
6 SrO + 2 Al = 3 Sr + Sr3Al2O6
HBr(g) = H + Br2 =>
2 HBr(g) = 2 H + Br2
XAlCl3 + XNH4OH = XNH4Cl + XAl(OH)3 =>
XAlCl3 + 3 XNH4OH = 3 XNH4Cl + XAl(OH)3
K + AuSO4 = K2SO4 + Au =>
2 K + AuSO4 = K2SO4 + Au
Cu + AgNO3 = Cu2AgNO3 =>
2 Cu + AgNO3 = Cu2AgNO3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
CuI + Na3PO4 = Cu3(PO4) + NaI =>
3 CuI + Na3PO4 = Cu3(PO4) + 3 NaI
Ba + CH3COO = Ba2CH3COO =>
2 Ba + CH3COO = Ba2CH3COO
Au1 + O2 = Au2O1 =>
4 Au1 + O2 = 2 Au2O1
SnO2(s) + Fe(s) = Fe2O3(g) + Sn(s) =>
3 SnO2(s) + 4 Fe(s) = 2 Fe2O3(g) + 3 Sn(s)
FeCl3 + MnCl2 + KCl + H2O = FeCl2 + KMnO4 + HCl =>
5 FeCl3 + MnCl2 + KCl + 4 H2O = 5 FeCl2 + KMnO4 + 8 HCl
KHC8H4O4 + NaOH = C8H4O4 + Na + K + H2O =>
KHC8H4O4 + NaOH = C8H4O4 + Na + K + H2O
Mg + ZnSO4 = Zn + MgSO4 =>
Mg + ZnSO4 = Zn + MgSO4
Li + Na = Li2Na2 =>
2 Li + 2 Na = Li2Na2
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Équations équilibrées sur01/28/25
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