| Équations équilibrées la veille |
Bi2(CO3)4 + 2 CaCO3 + V2(CO3)4 = 2 BiCaVO5 + 10 CO2
Fe2S + HCl = H2S + Fe3Cl3 =>
3 Fe2S + 6 HCl = 3 H2S + 2 Fe3Cl3
Co(NO3)2 + KNO2 + CH3COOH = K3[Co(NO2)6] + KNO3 + CH3COOK + H2O =>
2 Co(NO3)2 + 11 KNO2 + 2 CH3COOH = 2 K3[Co(NO2)6] + 3 KNO3 + 2 CH3COOK + H2O
MgO + Fe = Fe2O + Mg =>
MgO + 2 Fe = Fe2O + Mg
H4SiO4 + Sr(OH)2 = Sr4(SiO4)2 + H2O =>
2 H4SiO4 + 4 Sr(OH)2 = Sr4(SiO4)2 + 8 H2O
P4(s) + H2O(l) = H2PO2(aq) + PH3(g) =>
5 P4(s) + 24 H2O(l) = 12 H2PO2(aq) + 8 PH3(g)
Al(OH)Cl3 = Al + (OH)2 + Cl3 =>
2 Al(OH)Cl3 = 2 Al + (OH)2 + 2 Cl3
NO2{-} + MnO4{-} + H2O = NO3{-} + MnO2{+} + OH{-} =>
NO2{-} + MnO4{-} + H2O = NO3{-} + MnO2{+} + 2 OH{-}
NiO(s) + HNO3(aq) = Ni(NO3)2(aq) + H2O(l) =>
NiO(s) + 2 HNO3(aq) = Ni(NO3)2(aq) + H2O(l)
B2O3 + CoB = Co2B + (BO)2 =>
2 B2O3 + 4 CoB = 2 Co2B + 3(BO)2
SbCl + NaI = NaCl + SbI =>
SbCl + NaI = NaCl + SbI
U + HNO3 = UO2(NO3)2 + NO2 + H2O =>
U + 8 HNO3 = UO2(NO3)2 + 6 NO2 + 4 H2O
NaHCO3 + CH3COOH2 = NaCH3COO + H2O + CO2 =>
9 NaHCO3 + 8 CH3COOH2 = 9 NaCH3COO + 11 H2O + 7 CO2
NaCl + H2O + SiO2 = HCl + Na2SiO3 =>
2 NaCl + H2O + SiO2 = 2 HCl + Na2SiO3
Hg + S = HgS4 =>
Hg + 4 S = HgS4
Na3PO4 + NaOH = Na2HPO4 + Na2O =>
Na3PO4 + NaOH = Na2HPO4 + Na2O
AlCl3 + H2SO4 + NaMnO4 = Al2(SO4)3 + Na2SO4 + MnSO4 + Cl2 + H2O =>
10 AlCl3 + 24 H2SO4 + 6 NaMnO4 = 5 Al2(SO4)3 + 3 Na2SO4 + 6 MnSO4 + 15 Cl2 + 24 H2O
H2OH2SO4 + NaOH = Na2SO4 + H2O =>
H2OH2SO4 + 2 NaOH = Na2SO4 + 3 H2O
CH3CH2COH + KMnO4 + H2SO4 = CH3CH2COOH + MnSO4 + K2SO4 + H2O =>
5 CH3CH2COH + 2 KMnO4 + 3 H2SO4 = 5 CH3CH2COOH + 2 MnSO4 + K2SO4 + 3 H2O
Li2 + HCl = Li2Cl + H2 =>
2 Li2 + 2 HCl = 2 Li2Cl + H2
Na2(CO3) + Ni(C2H3O2)3 = Na2(C2H3O2)3 + Ni(CO3) =>
Na2(CO3) + Ni(C2H3O2)3 = Na2(C2H3O2)3 + Ni(CO3)
Sn + HCl = SnCl6 + H2 =>
Sn + 6 HCl = SnCl6 + 3 H2
Al{3} + CuCl{2} = CuAl{3} + Cl{2} =>
Al{3} + CuCl{2} = CuAl{3} + Cl{2}
Zn + NaNO5 + NaOH = Na2ZnO3 + NH3 + H2O =>
3 Zn + NaNO5 + 5 NaOH = 3 Na2ZnO3 + NH3 + H2O
BaCl2 + H2SO4(aq) = BaSO4 + HCl(aq) =>
BaCl2 + H2SO4(aq) = BaSO4 + 2 HCl(aq)
Bi2S3 + HNO3 = Bi(NO3)8 + NO + S + H2O =>
3 Bi2S3 + 64 HNO3 = 6 Bi(NO3)8 + 16 NO + 9 S + 32 H2O
NO3 + Cl = NO2 + ClO =>
NO3 + Cl = NO2 + ClO
H2HO2 = O2 + H2O =>
4 H2HO2 = O2 + 6 H2O
Pd(NO3)2 + HCOONa = Pd + CO2 + NaHNO3 =>
Pd(NO3)2 + 2 HCOONa = Pd + 2 CO2 + 2 NaHNO3
CuSO4 + NH3 + H2O = (NH4)2SO4 + Cu(NH3)4(OH)2 =>
CuSO4 + 6 NH3 + 2 H2O = (NH4)2SO4 + Cu(NH3)4(OH)2
HBr(aw) = H2(g) + Br(l) =>
2 HBr(aw) = H2(g) + 2 Br(l)
Ag + CrO = AgCrO =>
Ag + CrO = AgCrO
H2C2O4*2H2O*H2C2O4 + NaOH = H2O + Na2C2O4 =>
H2C2O4*2H2O*H2C2O4 + 4 NaOH = 6 H2O + 2 Na2C2O4
lithiumhydroxide + aluminiumchloride = lithiumchloride + aluminiumhydroxide =>
3 LiOH + AlCl3 = 3 LiCl + Al(OH)3
Zn + Au2S = Au + ZnS =>
Zn + Au2S = 2 Au + ZnS
KIO3 + KBr + H2SO4 = I2 + Br2 + K2SO4 + H2O =>
2 KIO3 + 10 KBr + 6 H2SO4 = I2 + 5 Br2 + 6 K2SO4 + 6 H2O
H2SO4 + LiOH = LiSO4 + H3O =>
H2SO4 + LiOH = LiSO4 + H3O
FeBr3 + NaHCO3 = Fe(OH)3 + NaBr + CO2 =>
FeBr3 + 3 NaHCO3 = Fe(OH)3 + 3 NaBr + 3 CO2
Li + K3PO4 = Li3PO4 + K =>
3 Li + K3PO4 = Li3PO4 + 3 K
YO6 + PCl5 = YCl12 + P2O5 =>
5 YO6 + 12 PCl5 = 5 YCl12 + 6 P2O5
Ba(HCl)2 + Na2SO4 = NaHCl + BaSO4 =>
Ba(HCl)2 + Na2SO4 = 2 NaHCl + BaSO4
H2SO4 + Na2S = S + H2O + NaHSO4 =>
7 H2SO4 + 3 Na2S = 4 S + 4 H2O + 6 NaHSO4
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
C4H2O3 + NaOH + NaNO3 = C8H5NNa4O8 + H2O + O2 =>
4 C4H2O3 + 6 NaOH + 2 NaNO3 = 2 C8H5NNa4O8 + 2 H2O + 3 O2
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
ZnBr2(aq) + HCl(aq) = ZnCl2(aq) + HBr(g) =>
ZnBr2(aq) + 2 HCl(aq) = ZnCl2(aq) + 2 HBr(g)
Na2(SO3) + HNO3 = Na(NO3) + H2(SO3) =>
Na2(SO3) + 2 HNO3 = 2 Na(NO3) + H2(SO3)
Na2CO3 + MgBr2 = MgCO3 + Na2Br2 =>
Na2CO3 + MgBr2 = MgCO3 + Na2Br2
I2 + Na2S2O3 = NaI + Na2S4 + O3 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4 + 2 O3
Bi2{3+} + I2{-} = BiI3 =>
Bi2{3+} + 3 I2{-} = 2 BiI3
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