| Équations équilibrées la veille |
(NH4)2Cr2O7(s) = N2(g) + 4 H2O(l) + Cr2O3(s)
CH2Br3 + Br2 = CHBr3 + HBr =>
2 CH2Br3 + Br2 = 2 CHBr3 + 2 HBr
Mg3N2 + CO = MgO + N2 + C =>
Mg3N2 + 3 CO = 3 MgO + N2 + 3 C
ZnSO4 + NH4HCO3 = ZnCO3*Zn(OH)2 + CO2 + (NH4)2SO4 + H2O =>
2 ZnSO4 + 4 NH4HCO3 = ZnCO3*Zn(OH)2 + 3 CO2 + 2(NH4)2SO4 + H2O
Zn2NO3 = Zn + NO3 =>
Zn2NO3 = 2 Zn + NO3
ICl2{-} + Zn + Na{+} = ZnCl2 + NaICl =>
2 ICl2{-} + Zn + 2 Na{+} = ZnCl2 + 2 NaICl
VO + OH = VO4 + H =>
VO + 3 OH = VO4 + 3 H
CH3CH2OH + KMnO4 = CH3COOH + H2O + MnO2 + K =>
CH3CH2OH + KMnO4 = CH3COOH + H2O + MnO2 + K
Li2CO3 + NH4H2PO4 = Li3PO4 + NH4 + CO2 + H2O + O2 =>
6 Li2CO3 + 4 NH4H2PO4 = 4 Li3PO4 + 4 NH4 + 6 CO2 + 4 H2O + O2
K2CrO7 + KI + H2SO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
2 K2CrO7 + 18 KI + 14 H2SO4 = 11 K2SO4 + Cr2(SO4)3 + 9 I2 + 14 H2O
SbCl3 + NH4OH = Sb2O3 + NH4Cl + H2O =>
2 SbCl3 + 6 NH4OH = Sb2O3 + 6 NH4Cl + 3 H2O
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Li3PO4 + Al2(CO3)3 = AlPO4 + Li2CO3 =>
2 Li3PO4 + Al2(CO3)3 = 2 AlPO4 + 3 Li2CO3
Mn(HO)2 + CO2 + U = MnU + H2O + CO3 =>
Mn(HO)2 + CO2 + U = MnU + H2O + CO3
HBr + HCl = H + ClBr =>
HBr + HCl = 2 H + ClBr
CaCO3 + K3N = K3CO3 + CaN =>
CaCO3 + K3N = K3CO3 + CaN
Mg + CuSO4{2+} = MgSO4 + Cu{2+} =>
Mg + CuSO4{2+} = MgSO4 + Cu{2+}
NaO + SO2 = Na2SO4 =>
2 NaO + SO2 = Na2SO4
NaCl + Ba3P2O8 = Na3PO4 + BaCl2 =>
6 NaCl + Ba3P2O8 = 2 Na3PO4 + 3 BaCl2
PHC3H7 + KMnO4 = PHCOOK + KOH + K2CO3 + MnO2 + H2O =>
PHC3H7 + 6 KMnO4 = PHCOOK + KOH + 2 K2CO3 + 6 MnO2 + 3 H2O
Cr2 + S8 = CrS =>
4 Cr2 + S8 = 8 CrS
Li(m) + Cl2(g) = LiCl2 =>
Li(m) + Cl2(g) = LiCl2
[Co(NH3)5Cl]Cl2 + NaOH = NH3 + NaCl + Co(OH)2 + N2 + H2O =>
6[Co(NH3)5Cl]Cl2 + 18 NaOH = 28 NH3 + 18 NaCl + 6 Co(OH)2 + N2 + 6 H2O
K2Cr2O7 + KCl + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + Cl2 =>
K2Cr2O7 + 6 KCl + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 7 H2O + 3 Cl2
C5H10Cl2 + Zn = C5H8 + ZnCl2 + H2 =>
C5H10Cl2 + Zn = C5H8 + ZnCl2 + H2
Ca(OH)2(s) + HCl(aq) = H2O(l) + CaCl2 =>
Ca(OH)2(s) + 2 HCl(aq) = 2 H2O(l) + CaCl2
(CH3)3CCl + H2O = Cl + (CH3)COH + H3O =>
(CH3)3CCl + 7 H2O = Cl + 2(CH3)COH + 5 H3O
NaCl + BaI2 = NaI + BaCl2 =>
2 NaCl + BaI2 = 2 NaI + BaCl2
HCl + NaHCO3 = NaCl + H2CO3 = H2O + CO2 =>
HCl + NaHCO3 = NaCl + H2CO3
CoSO4 + NaOCl + NaOH + H2O = Co(OH)3 + NaCl + Na2SO4 =>
2 CoSO4 + NaOCl + 4 NaOH + H2O = 2 Co(OH)3 + NaCl + 2 Na2SO4
ZnF2 + LiOH = Zn(OH)2 + LiF =>
ZnF2 + 2 LiOH = Zn(OH)2 + 2 LiF
AgNo3 + Na2SO4 = AgNa2 + No3SO4 =>
AgNo3 + Na2SO4 = AgNa2 + No3SO4
NH3 + Br = N + BrH3 =>
NH3 + Br = N + BrH3
Na2C2O4 + BrH = NaBr + H2C2O4 =>
Na2C2O4 + 2 BrH = 2 NaBr + H2C2O4
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + O2 + H2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 7 O2 + 8 H2
Al + NO3 = Al2O3 + N2 =>
4 Al + 2 NO3 = 2 Al2O3 + N2
PBSO4 = PB + SO4 =>
PBSO4 = PB + SO4
[Co(H2O)4](NO3)2 + KOH = [CoOH]NO3 + KNO3 + H2O =>
[Co(H2O)4](NO3)2 + KOH = [CoOH]NO3 + KNO3 + 4 H2O
Na2C2O4 + H2SO4 + KMnO4 = CO2 + H2O + MnSO4 + Na2SO4 + K2SO4 =>
5 Na2C2O4 + 8 H2SO4 + 2 KMnO4 = 10 CO2 + 8 H2O + 2 MnSO4 + 5 Na2SO4 + K2SO4
Mg + MnCl3 = MgCl2 + Mn =>
3 Mg + 2 MnCl3 = 3 MgCl2 + 2 Mn
Zn + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
MgCl2 + K4(Fe(CN)6) = Mg4(Fe(CN)6)2 + KCl =>
4 MgCl2 + 2 K4(Fe(CN)6) = Mg4(Fe(CN)6)2 + 8 KCl
Na2CO3(aq) + Cd(NO3)2(aq) = NaNO3 + CdCO3 =>
Na2CO3(aq) + Cd(NO3)2(aq) = 2 NaNO3 + CdCO3
C9H19NO3S + NaOH = NaC9H18NO3S + H2O =>
C9H19NO3S + NaOH = NaC9H18NO3S + H2O
Cr + Sn3(PO4)4 = Cr3(PO4)2 + Sn =>
6 Cr + Sn3(PO4)4 = 2 Cr3(PO4)2 + 3 Sn
H2N{-}CH2{-}COOH + HCl = H3N{-}CH2{-}COOH + Cl2 =>
2 H2N{-}CH2{-}COOH + 2 HCl = 2 H3N{-}CH2{-}COOH + Cl2
Pb(ClO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4ClO3 =>
3 Pb(ClO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4ClO3
Zn2 + H2SO4 = ZnSO4 + H =>
Zn2 + 2 H2SO4 = 2 ZnSO4 + 4 H
Na3VO4 + HNO3 = VO2NO3 + NaNO3 + H2O =>
Na3VO4 + 4 HNO3 = VO2NO3 + 3 NaNO3 + 2 H2O
C2H3OF + H2O = HC2H3O2 + HF =>
C2H3OF + H2O = HC2H3O2 + HF
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