| Équations équilibrées la veille |
C + H2O = CO + H2
K2Cr2O7 + NaOH + HCl = Na2CrO4 + KCl + H2O =>
K2Cr2O7 + 4 NaOH + 2 HCl = 2 Na2CrO4 + 2 KCl + 3 H2O
Mg2 + Al3PO4 = MgPO4 + Al =>
Mg2 + 2 Al3PO4 = 2 MgPO4 + 6 Al
CuCl2 + Na3PO4 = CuNa3 + Cl2 + PO4 =>
CuCl2 + Na3PO4 = CuNa3 + Cl2 + PO4
Na + HCI = NaCI + H2 =>
2 Na + 2 HCI = 2 NaCI + H2
X3 + F2 = XF6 =>
X3 + 9 F2 = 3 XF6
OAl = Al + O2 =>
2 OAl = 2 Al + O2
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + H2O + CH3CO2H =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O + 3 CH3CO2H
K[Al(OH)4] + H2S = Al(OH)3 + KHS + H2O =>
K[Al(OH)4] + H2S = Al(OH)3 + KHS + H2O
FeCl2 + H2O2 = Fe2O3 + Cl2 + H2 =>
4 FeCl2 + 3 H2O2 = 2 Fe2O3 + 4 Cl2 + 3 H2
H2O + C6H8O6 = C6H7O7 + H2 =>
2 H2O + 2 C6H8O6 = 2 C6H7O7 + 3 H2
Mn4Br1 + H2 = H2Br + Mn =>
Mn4Br1 + H2 = H2Br + 4 Mn
K2Cr2O7 + CH3CH2OH = CH3COOH + K2Cr2 + H2O =>
2 K2Cr2O7 + 7 CH3CH2OH = 7 CH3COOH + 2 K2Cr2 + 7 H2O
Cu + SO4 + Na3PO4 = Cu2PO4 + Na2SO4 =>
4 Cu + 3 SO4 + 2 Na3PO4 = 2 Cu2PO4 + 3 Na2SO4
C12H8N2 + FeSO4 = Fe(C12H8N2) + (SO4) =>
C12H8N2 + FeSO4 = Fe(C12H8N2) + (SO4)
NH4S2 + NiIIICl3 = NiIIIS2 + NH4Cl3 =>
NH4S2 + NiIIICl3 = NiIIIS2 + NH4Cl3
FeBr3 + H2S = Fe2S3 + HBr =>
2 FeBr3 + 3 H2S = Fe2S3 + 6 HBr
(NH4)2SO4 + KCl = NH4Cl + K2SO4 =>
(NH4)2SO4 + 2 KCl = 2 NH4Cl + K2SO4
MnO4{-} + I{-} + H2O = IO3{-} + MnO4{2-} + H{+} =>
6 MnO4{-} + I{-} + 3 H2O = IO3{-} + 6 MnO4{2-} + 6 H{+}
Fe(No3)2 + HCl = FeCl2 + HNo3 =>
Fe(No3)2 + 2 HCl = FeCl2 + 2 HNo3
Al2(CO3)3 + Ag = Ag(CO3) + Al =>
Al2(CO3)3 + 3 Ag = 3 Ag(CO3) + 2 Al
C8H8O3 + NaOH + HCl = C7H6O3 + CH3OH + NaCl =>
C8H8O3 + NaOH + HCl = C7H6O3 + CH3OH + NaCl
CrCl3 + Na2SiO3 = NaCr(SiO3)2 + NaCl =>
CrCl3 + 2 Na2SiO3 = NaCr(SiO3)2 + 3 NaCl
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
I + H2O = I(OH) + H =>
I + H2O = I(OH) + H
NH4SCN + Cu = CuSCN + NH4 =>
NH4SCN + Cu = CuSCN + NH4
CrCl3(aq) + NH4OH(s) = Cr(OH)3(s) + NH4Cl =>
CrCl3(aq) + 3 NH4OH(s) = Cr(OH)3(s) + 3 NH4Cl
Pb + NaOH + H2O = Na2[PbOH]4 + H2 =>
4 Pb + 2 NaOH + 2 H2O = Na2[PbOH]4 + H2
Fe{2+} + H2O = Fe3O4 + H3O{+} + H2 =>
3 Fe{2+} + 10 H2O = Fe3O4 + 6 H3O{+} + H2
HCl(g) + NH4OH(g) = H2O(g) + NH4Cl(s) =>
HCl(g) + NH4OH(g) = H2O(g) + NH4Cl(s)
Pb(NO)2 + HCl = PbCl2 + HNO =>
Pb(NO)2 + 2 HCl = PbCl2 + 2 HNO
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
HF + Pb = H2 + FPb =>
2 HF + 2 Pb = H2 + 2 FPb
Ti2S3 + Cu(NO3)2 = Ti(NO3)3 + CuS =>
Ti2S3 + 3 Cu(NO3)2 = 2 Ti(NO3)3 + 3 CuS
H2SO3 + HCl = Cl2 + S + H2O =>
H2SO3 + 4 HCl = 2 Cl2 + S + 3 H2O
KClO4(s) + Fe(s) = Fe2O3(s) + KCl(s) =>
3 KClO4(s) + 8 Fe(s) = 4 Fe2O3(s) + 3 KCl(s)
CHCl3 + CH2H5OH + Na = CH(OC2H5)3 + H2 + NaCl =>
4 CHCl3 + 3 CH2H5OH + 12 Na = CH(OC2H5)3 + 6 H2 + 12 NaCl
(NH4)2CO3 + H2O = H2CO3 + NH4OH =>
(NH4)2CO3 + 2 H2O = H2CO3 + 2 NH4OH
NaBr(aq) + Cl(aq) = NaCl(aq) + Br(d) =>
NaBr(aq) + Cl(aq) = NaCl(aq) + Br(d)
[HOCH2[CH(OH)]4COO]2Ca + CuSO4 + NH4OH = [HOCH2[CH(OH)]4COO]2Cu + (NH4)2SO4 + Ca(OH)2 =>
[HOCH2[CH(OH)]4COO]2Ca + CuSO4 + 2 NH4OH = [HOCH2[CH(OH)]4COO]2Cu + (NH4)2SO4 + Ca(OH)2
C7H3Cl2O2 + H2O = C6H5CH2Cl + HCl + CO =>
20 C7H3Cl2O2 + 23 H2O = 11 C6H5CH2Cl + 29 HCl + 63 CO
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
KIO3*HIO3 + KOH = KIO3 + H2O =>
KIO3*HIO3 + KOH = 2 KIO3 + H2O
Ni(OH)2 + NH4OH = Ni(NH3)4(OH)2 + H2O =>
Ni(OH)2 + 4 NH4OH = Ni(NH3)4(OH)2 + 4 H2O
(KCl)2*FeCl2*2H2O + AgNO3 = KNO3 + Fe(NO3)2 + H2O + AgCl =>
(KCl)2*FeCl2*2H2O + 4 AgNO3 = 2 KNO3 + Fe(NO3)2 + 2 H2O + 4 AgCl
MgCl2 + H2 + O2 = MgO + HCl2 =>
2 MgCl2 + H2 + O2 = 2 MgO + 2 HCl2
NiCl2 + Al = Ni + Cl2Al =>
NiCl2 + Al = Ni + Cl2Al
Na2S + HNO3 = NaNO3 + H2S =>
Na2S + 2 HNO3 = 2 NaNO3 + H2S
O2(g) + Mg(s) = MgO(s) =>
O2(g) + 2 Mg(s) = 2 MgO(s)
Ce2(C2O4)3 + (NH4)2C2O4 = (NH4)5[Ce(C2O4)4] =>
Ce2(C2O4)3 + 5(NH4)2C2O4 = 2(NH4)5[Ce(C2O4)4]
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Équations équilibrées sur01/09/25
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