| Équations équilibrées la veille |
2 C2H4O2 + Na2CO3 = 2 C2H3NaO2 + CO2 + H2O
P2O3 + H2O = H3PO4 + H2 =>
P2O3 + 5 H2O = 2 H3PO4 + 2 H2
[Ag(NH3)2]NO3 + KBr = KNO3 + AgBr + NH3 =>
[Ag(NH3)2]NO3 + KBr = KNO3 + AgBr + 2 NH3
Mn(NO3)2*4H2O + CH4N2O = N2 + MnO2 + CO2 + H2O =>
3 Mn(NO3)2*4H2O + 4 CH4N2O = 7 N2 + 3 MnO2 + 4 CO2 + 20 H2O
BeF2 + Na3PO4 = NaF + Be3(PO4)2 =>
3 BeF2 + 2 Na3PO4 = 6 NaF + Be3(PO4)2
NaNO3 + NaI + H2O = I2 + NaNO2 + NaOH =>
NaNO3 + 2 NaI + H2O = I2 + NaNO2 + 2 NaOH
LiH2 + H2O = Li(OH)2 + H2 =>
LiH2 + 2 H2O = Li(OH)2 + 2 H2
CH3OH = HCHO + H2 =>
CH3OH = HCHO + H2
Fe(NO3)2 + NH4OH = NH4NO3 + Fe(OH)2 =>
Fe(NO3)2 + 2 NH4OH = 2 NH4NO3 + Fe(OH)2
K3Fe(SCN)6 + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO4)3 + CO2 + H2O + Na2SO4 + KNO3 =>
K3Fe(SCN)6 + 16 Na2Cr2O7 + 58 H2SO4 = Fe(NO3)3 + 16 Cr2(SO4)3 + 6 CO2 + 58 H2O + 16 Na2SO4 + 3 KNO3
KNO3 + Fe(OH)2 = Fe(NO3)2 + KOH =>
2 KNO3 + Fe(OH)2 = Fe(NO3)2 + 2 KOH
NH2OH + H2O = NH2OH2 + OH =>
NH2OH + H2O = NH2OH2 + OH
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CCO2 = CO =>
CCO2 = 2 CO
MnO + KCN = MnCN + KO =>
MnO + KCN = MnCN + KO
K2SO3 + Pb(OH)2 = PbSO3 + KOH =>
K2SO3 + Pb(OH)2 = PbSO3 + 2 KOH
MgO + Na2SiO3 = MgSiO3 + Na + O =>
MgO + Na2SiO3 = MgSiO3 + 2 Na + O
AlCl3 + H2SO4 = HCl + Al2(SO4)3 =>
2 AlCl3 + 3 H2SO4 = 6 HCl + Al2(SO4)3
NCl + KOH = NOH + KCl =>
NCl + KOH = NOH + KCl
Cd(OH)2 + NH3*H2O = [Cd(NH3)4](OH)2 + H2O =>
Cd(OH)2 + 4 NH3*H2O = [Cd(NH3)4](OH)2 + 4 H2O
Au + CN{-} + O2 + H2O = O2[Au(CN)2]{-} + OH{-} =>
4 Au + 8 CN{-} + 5 O2 + 2 H2O = 4 O2[Au(CN)2]{-} + 4 OH{-}
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
K + O2 = K2O =>
4 K + O2 = 2 K2O
(C2H2)CaC2 + H2O = Ca(OH)2 + C2H2 =>
(C2H2)CaC2 + 2 H2O = Ca(OH)2 + 2 C2H2
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
HC2O4{-} + H2O = H2C2O4 + OH{-} =>
HC2O4{-} + H2O = H2C2O4 + OH{-}
NaN3 + NaMnO4 + H2SO4 = MnSO4 + NaNO3 + Na2SO4 + H2O =>
5 NaN3 + 16 NaMnO4 + 19 H2SO4 = 16 MnSO4 + 15 NaNO3 + 3 Na2SO4 + 19 H2O
NH3 + HI = NH4I =>
NH3 + HI = NH4I
K2Cr2O7 + K2SO3 + KHSO4 = K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 3 K2SO3 + 8 KHSO4 = 8 K2SO4 + Cr2(SO4)3 + 4 H2O
Sc2O3(s) + Ca(s) = Sc(Ca)3(s) + O2 =>
2 Sc2O3(s) + 12 Ca(s) = 4 Sc(Ca)3(s) + 3 O2
LiSO4 + KOH = LiOH + KSO4 =>
LiSO4 + KOH = LiOH + KSO4
C3H8 + HBr = C3H7Br + H =>
C3H8 + HBr = C3H7Br + 2 H
CuSO4*5H2O + Zn = ZnSO4 + H2O + Cu =>
CuSO4*5H2O + Zn = ZnSO4 + 5 H2O + Cu
CrO3 = Cr + O2 =>
2 CrO3 = 2 Cr + 3 O2
Na2 + CaCl2 = Ca + NaCl =>
Na2 + CaCl2 = Ca + 2 NaCl
FeCl2 + K = KCl2 + Fe =>
FeCl2 + K = KCl2 + Fe
H2O2 + NaCl = H2O + NaClO3 =>
3 H2O2 + NaCl = 3 H2O + NaClO3
CH3COOH + Pb = Pb(CH3COO)2 + H2 =>
2 CH3COOH + Pb = Pb(CH3COO)2 + H2
B2(SO4)3 + Mg(OH)2 = B(OH)3 + MgSO4 =>
B2(SO4)3 + 3 Mg(OH)2 = 2 B(OH)3 + 3 MgSO4
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 = CuO + H2O + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
CuH2CO3 + O2 = CuO + H2O + CO2 =>
2 CuH2CO3 + O2 = 2 CuO + 2 H2O + 2 CO2
Ag2O + NO2 = AgNO3 + AgNO2 =>
Ag2O + 2 NO2 = AgNO3 + AgNO2
Cu(OH)2 + HCl = Cu(OH)2Cl + H2 =>
2 Cu(OH)2 + 2 HCl = 2 Cu(OH)2Cl + H2
C6O6H12 = C9H20 + CO2 + H2O =>
7 C6O6H12 = 3 C9H20 + 15 CO2 + 12 H2O
Al2(SO4)3 + Ba(NO3)2 = Al(NO3)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(NO3)2 = 2 Al(NO3)3 + 3 BaSO4
NaCIO + NaCl = Na + CIOCl =>
NaCIO + NaCl = 2 Na + CIOCl
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
H[CH3COO] + CaN2 = HN + Ca[CH3COO]2 =>
2 H[CH3COO] + CaN2 = 2 HN + Ca[CH3COO]2
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
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Équations équilibrées sur11/04/24
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