| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2C2O4 + MnO4 + 4 H = Mn + 4 CO2H2O
KNO3 + Mg + H2O = Mg(OH)3 + NO2 + KOH =>
3 KNO3 + Mg + 3 H2O = Mg(OH)3 + 3 NO2 + 3 KOH
Cr2(SO4)3 + Br2 + NaOH = Na2SO4 + NaBr + Na2CrO4 + H2O =>
Cr2(SO4)3 + 3 Br2 + 16 NaOH = 3 Na2SO4 + 6 NaBr + 2 Na2CrO4 + 8 H2O
RaO + H2O = Ra(OH)2 =>
RaO + H2O = Ra(OH)2
CO + Fe{-2}O{+3} = Fe + CO{-2} =>
CO + Fe{-2}O{+3} = Fe + CO{-2}
NaI(aq) + Cl2(g) = NaCl(aq) + I2 =>
2 NaI(aq) + Cl2(g) = 2 NaCl(aq) + I2
HCH3COO + CH3OH = H2O + CH3COOCH3 =>
HCH3COO + CH3OH = H2O + CH3COOCH3
CaCo3 = (Co3) + Ca =>
CaCo3 = (Co3) + Ca
C2H2 + NaHCO3 = H2O + NaOH + C =>
2 C2H2 + NaHCO3 = 2 H2O + NaOH + 5 C
Ni(OH)6 + H2SO4 = Ni(SO4)3 + H2O =>
Ni(OH)6 + 3 H2SO4 = Ni(SO4)3 + 6 H2O
Cu2 + NH3 = Cu(NH3)4 =>
Cu2 + 8 NH3 = 2 Cu(NH3)4
Rb(NO3)2 = RbO + NO2 + O2 =>
2 Rb(NO3)2 = 2 RbO + 4 NO2 + O2
CI + H2 + O2 = HCIO4 =>
2 CI + H2 + 4 O2 = 2 HCIO4
Pb3(PO4)4 = PbO2 + P2O5 =>
Pb3(PO4)4 = 3 PbO2 + 2 P2O5
NaCl(aq) + Hg2(No3)2(aq) = HgCl(g) + NaNo3(aq) =>
2 NaCl(aq) + Hg2(No3)2(aq) = 2 HgCl(g) + 2 NaNo3(aq)
La + S = LaS =>
La + S = LaS
Na2CO3 + NH4H2PO4 + Fe(NO3)3 + C6H12O6 = Na4Fe3(PO4)2(P2O7) + NH3 + H2O + CO2 =>
16 Na2CO3 + 32 NH4H2PO4 + 24 Fe(NO3)3 + 25 C6H12O6 = 8 Na4Fe3(PO4)2(P2O7) + 104 NH3 + 90 H2O + 166 CO2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Ba2 + Cl = BaCl2 =>
Ba2 + 4 Cl = 2 BaCl2
ZnO + H3PO4 = Zn3(PO4)2 + H2O =>
3 ZnO + 2 H3PO4 = Zn3(PO4)2 + 3 H2O
CaNO3 = CaNOO2 =>
CaNO3 = CaNOO2
Mg(s) + HBr = MgBr2 + H2 =>
Mg(s) + 2 HBr = MgBr2 + H2
Cr2O7 + Cl2 = Cr + ClO2 =>
4 Cr2O7 + 7 Cl2 = 8 Cr + 14 ClO2
Cu(H2O)4 + HCl = CuCl4 + H2O + H =>
Cu(H2O)4 + 4 HCl = CuCl4 + 4 H2O + 4 H
Li + Mg(NO2)2 = Mg + LiNO2 =>
2 Li + Mg(NO2)2 = Mg + 2 LiNO2
Li + O2 = LiO2 =>
Li + O2 = LiO2
Al2C3 + HCl = AlCl3 + CH4 + C =>
2 Al2C3 + 12 HCl = 4 AlCl3 + 3 CH4 + 3 C
(NH4)2MoO4 + HCl = MoO3 + NH4Cl + H2O =>
(NH4)2MoO4 + 2 HCl = MoO3 + 2 NH4Cl + H2O
Pb + Au(NO3) = Pb(NO3)2 + Au =>
Pb + 2 Au(NO3) = Pb(NO3)2 + 2 Au
Cu + H2O2 + H{+} = Cu2{+} + H2O =>
4 Cu + H2O2 + 2 H{+} = 2 Cu2{+} + 2 H2O
Cu(NH3)4(SO4) + HCl = NH4Cl + CuSO4 =>
Cu(NH3)4(SO4) + 4 HCl = 4 NH4Cl + CuSO4
Mg(s) + HBr = MgBr2 + H2 =>
Mg(s) + 2 HBr = MgBr2 + H2
Na2CO3(aq) + CH3COOH(aq) = C2H3NaO2(aq) + CO2(g) + H2O(l) =>
Na2CO3(aq) + 2 CH3COOH(aq) = 2 C2H3NaO2(aq) + CO2(g) + H2O(l)
CuCl2 + NaF = CuF + NaCl + F2 =>
2 CuCl2 + 4 NaF = 2 CuF + 4 NaCl + F2
Li2O + H2SO3 = Li2SO3 + H2O =>
Li2O + H2SO3 = Li2SO3 + H2O
Rb + H2O = RbOH + H2 =>
2 Rb + 2 H2O = 2 RbOH + H2
Fe(lll) + HCl = FeCl2 + H2 =>
Fe(lll) + 2 HCl = FeCl2 + H2
Ca(HS)2 + HNO3 = CaSO4 + NO2 + SO2 + H2O =>
Ca(HS)2 + 14 HNO3 = CaSO4 + 14 NO2 + SO2 + 8 H2O
Cu + (H2SO4) = Cu(SO4)2 + H2O + SO2 =>
Cu + 4(H2SO4) = Cu(SO4)2 + 4 H2O + 2 SO2
C2H5OH + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2S04 + H2O =>
8 C2H5OH + K2Cr2O7 + 7 H2SO4 = 8 CH3COOH + Cr2(SO4)3 + K2S04 + 15 H2O
Pb + ZnCl2 = PbCl2 + Zn =>
Pb + ZnCl2 = PbCl2 + Zn
Ca3(PO4)2(s) + SiO2(s) + C(s) = P4(g) + CaSiO3(l) + CO(g) =>
2 Ca3(PO4)2(s) + 6 SiO2(s) + 10 C(s) = P4(g) + 6 CaSiO3(l) + 10 CO(g)
C2H4O2 + NaHCO3 = C2H3ONa + H2O + CO2 =>
5 C2H4O2 + 4 NaHCO3 = 4 C2H3ONa + 6 H2O + 6 CO2
HNO3(aq) + NH4Cl(aq) = HCl(aq) + NH4NO3(aq) =>
HNO3(aq) + NH4Cl(aq) = HCl(aq) + NH4NO3(aq)
SrCl2 + H2SO4 = HCl + SrSO4 =>
SrCl2 + H2SO4 = 2 HCl + SrSO4
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
Cu + (H2SO4) = (CuSO4) + (H2O) + (SO2) =>
Cu + 2(H2SO4) = (CuSO4) + 2(H2O) + (SO2)
MnO2(s) + HCl(l) = MnCl2(aq) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(l) = MnCl2(aq) + Cl2(g) + 2 H2O(l)
Cu2 + NH3 = Cu(NH3)2 =>
Cu2 + 4 NH3 = 2 Cu(NH3)2
NaHCO3 + CuCl = NaCl + CuHCO3 =>
NaHCO3 + CuCl = NaCl + CuHCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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