| Équations équilibrées la veille |
Fe + 2 C2H4O2 = Fe(C2H3O2)2 + H2
H3MnO4 = MnO2 + MnO4{-} + H{+} + H2O =>
3 H3MnO4 = 2 MnO2 + MnO4{-} + H{+} + 4 H2O
Zn(C2H3O2) + Na3PO4 = Na3(C2H3O2) + ZnPO4 =>
Zn(C2H3O2) + Na3PO4 = Na3(C2H3O2) + ZnPO4
Cu(CN)3 + H2S = CuS + HCN + CN =>
Cu(CN)3 + H2S = CuS + 2 HCN + CN
MgBr2 + Pb(NO3)2 = Mg(NO3)2 + PbBr2 =>
MgBr2 + Pb(NO3)2 = Mg(NO3)2 + PbBr2
AlCl3 + Br2 = AlBr3 + Cl2 =>
2 AlCl3 + 3 Br2 = 2 AlBr3 + 3 Cl2
NaHCO3 + HNO3 = CO2 + NaNO3 + H2O =>
NaHCO3 + HNO3 = CO2 + NaNO3 + H2O
C5H5N5O + O2 = CO2 + NO3 + H2O =>
4 C5H5N5O + 53 O2 = 20 CO2 + 20 NO3 + 10 H2O
MgCl2 + NH4OH + NaHPO4 = MgNH4PO4 + NaCl2 + H2O =>
MgCl2 + NH4OH + NaHPO4 = MgNH4PO4 + NaCl2 + H2O
Na2CO3(s) + FeBr3(s) + H2O(l) = Fe(OH)3(s) + NaBr(s) + CO2(g) =>
3 Na2CO3(s) + 2 FeBr3(s) + 3 H2O(l) = 2 Fe(OH)3(s) + 6 NaBr(s) + 3 CO2(g)
ZnO + HCl = ZnClOH =>
ZnO + HCl = ZnClOH
HBiO3 + Ca(OH)2 = H2O + Ca3(BiO4)2 =>
2 HBiO3 + 3 Ca(OH)2 = 4 H2O + Ca3(BiO4)2
CrSO4 + KMnO4 + KOH = K2MnO4 + Cr(OH)3 + K2SO4 =>
CrSO4 + KMnO4 + 3 KOH = K2MnO4 + Cr(OH)3 + K2SO4
(NH4)2Cr2O7 + H2O2 = Cr2O3 + NO2 + H2O =>
(NH4)2Cr2O7 + 4 H2O2 = Cr2O3 + 2 NO2 + 8 H2O
Ca(HCO3)2 + CH3OOH = H2O + CO2 + Ca(C2H3O2)2 =>
Ca(HCO3)2 + 4 CH3OOH = 6 H2O + 2 CO2 + Ca(C2H3O2)2
NiCl2(l) + Na2S(ac) = NiS(ac) + NaCl(ac) =>
NiCl2(l) + Na2S(ac) = NiS(ac) + 2 NaCl(ac)
Pb + O3 = PbO2 =>
3 Pb + 2 O3 = 3 PbO2
C3H9O + O2 = CO3 + H2O =>
4 C3H9O + 25 O2 = 12 CO3 + 18 H2O
Bi2O3 + Cl2 + KOH = Bi2O5 + KCl + H2O =>
Bi2O3 + 2 Cl2 + 4 KOH = Bi2O5 + 4 KCl + 2 H2O
C6H8O6 + Br2 = HBr + CHO =>
C6H8O6 + Br2 = 2 HBr + 6 CHO
Cr + Fe(No3)2 = Fe + Cr(No3) =>
2 Cr + Fe(No3)2 = Fe + 2 Cr(No3)
NaOBa = BaONa =>
NaOBa = BaONa
Pb(BrO2)4 + Be(NO3)2 = Pb(NO3)4 + Be(BrO2)2 =>
Pb(BrO2)4 + 2 Be(NO3)2 = Pb(NO3)4 + 2 Be(BrO2)2
CaOCl2 = CaCl2O =>
CaOCl2 = CaCl2O
Zn{2+} + H2O = Zn(OH)2 + H{+} =>
Zn{2+} + 2 H2O = Zn(OH)2 + 2 H{+}
CuS + CrP = Cu3P2 + Cr2S3 =>
3 CuS + 2 CrP = Cu3P2 + Cr2S3
H2O2 + Cu2{+} = Cu + O2 + H{+} =>
H2O2 + 2 Cu2{+} = 4 Cu + O2 + 2 H{+}
FeNH4SCN = Fe(SCN)NH4 =>
FeNH4SCN = Fe(SCN)NH4
NH3 + CO2 = (NH2)COONH4 =>
2 NH3 + CO2 = (NH2)COONH4
CH2C(CH3)CH2CH2CH3 + KMnO4 + H2O = MnO2 + KOH + CH2OHCOH(CH3)CH2CH2CH3 =>
3 CH2C(CH3)CH2CH2CH3 + 2 KMnO4 + 4 H2O = 2 MnO2 + 2 KOH + 3 CH2OHCOH(CH3)CH2CH2CH3
Na2 + NO3 = Na(NO3)2 =>
Na2 + 4 NO3 = 2 Na(NO3)2
Au + HNO3 + HCl = HAuCl4 + NO2 + H2O =>
Au + 3 HNO3 + 4 HCl = HAuCl4 + 3 NO2 + 3 H2O
HClO4 + Mg3(PO4)2 = Mg(ClO4)2 + H3PO4 =>
6 HClO4 + Mg3(PO4)2 = 3 Mg(ClO4)2 + 2 H3PO4
Mn(NO3)2 + C2H5NO2 = MnO3 + N2 + CO2 + H2O =>
3 Mn(NO3)2 + 2 C2H5NO2 = 3 MnO3 + 4 N2 + 4 CO2 + 5 H2O
[NiBr2(PPh3)2] + P(C6H5)3 + NaNO2 = [NiBr(NO)(PPh3)2] + NaBr + OP(C6H5)3 =>
[NiBr2(PPh3)2] + P(C6H5)3 + NaNO2 = [NiBr(NO)(PPh3)2] + NaBr + OP(C6H5)3
CuSO4(aq) + NH4Cl(aq) = CuCl2(aq) + (NH4)2SO4(aq) =>
CuSO4(aq) + 2 NH4Cl(aq) = CuCl2(aq) + (NH4)2SO4(aq)
Al2(SO4)3 + CuCl2 = AlCl3 + Cu(SO4) =>
Al2(SO4)3 + 3 CuCl2 = 2 AlCl3 + 3 Cu(SO4)
F2 + CuBr2 = Br2 + FCu =>
F2 + 2 CuBr2 = 2 Br2 + 2 FCu
C6H5COO + SO4{2-} + H2O = CH3COO{-} + HS{-} + H{+} =>
8 C6H5COO + SO4{2-} + 36 H2O = 28 CH3COO{-} + HS{-} + 27 H{+}
(NH4)2SO4 + NaCl = NH4Cl + Na2SO4 =>
(NH4)2SO4 + 2 NaCl = 2 NH4Cl + Na2SO4
MgO(s)H2SO4(aq) = MgSO4H2O =>
MgO(s)H2SO4(aq) = MgSO4H2O
Cu2S(s) + S8(s) = CuS(s) =>
8 Cu2S(s) + S8(s) = 16 CuS(s)
H6C6 + O2 = CO2 + CH2 =>
H6C6 + 3 O2 = 3 CO2 + 3 CH2
(NH4)2CrO4 + FeI3 = FeCrO4 + (NH4)2I3 =>
(NH4)2CrO4 + FeI3 = FeCrO4 + (NH4)2I3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C4H9{-} + HOCl = C4H9OH + Cl{-} =>
C4H9{-} + HOCl = C4H9OH + Cl{-}
H3PO4 + (NH4)2MoO4 + HNO3 = (NH)3PO4*12MoO3 + NH4NO3 + H2O =>
8 H3PO4 + 96(NH4)2MoO4 + 186 HNO3 = 8(NH)3PO4*12MoO3 + 177 NH4NO3 + 123 H2O
Cl2 + NaOH = NaOCl + NaCl + H2O =>
Cl2 + 2 NaOH = NaOCl + NaCl + H2O
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
HCOOH + Na2CO3 = (HCOO)Na + H2O + CO2 =>
2 HCOOH + Na2CO3 = 2(HCOO)Na + H2O + CO2
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