| Équations équilibrées la veille |
3 K2Cr2O7 + 2 KMnO4 + 4 H2O = 2 MnO2 + 8 KOH + 3 Cr2O7
CaH2O2 + HCl = CaCl2 + H2O =>
CaH2O2 + 2 HCl = CaCl2 + 2 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C2H5OH + OO2 = CO2 + H2O =>
C2H5OH + 2 OO2 = 2 CO2 + 3 H2O
C2 + O22 = CO2 =>
11 C2 + 2 O22 = 22 CO2
Zn(s) + Re{+}(aq) = Re(s) + Zn{2+}(aq) =>
Zn(s) + 2 Re{+}(aq) = 2 Re(s) + Zn{2+}(aq)
S + Fe = Fe3S =>
S + 3 Fe = Fe3S
ZnSO4 + SrCl2 = SrSO4 + ZnCl2 =>
ZnSO4 + SrCl2 = SrSO4 + ZnCl2
Na2CrO4(aq) + Zn(NO3)2(aq) = Na2(NO3)2(aq) + ZnCrO4(s) =>
Na2CrO4(aq) + Zn(NO3)2(aq) = Na2(NO3)2(aq) + ZnCrO4(s)
Na2SO4 + NaOH = NaSO4 + Na2OH =>
Na2SO4 + NaOH = NaSO4 + Na2OH
NaC2H3O2 + Ca(NO3)2 = Ca(C2H3O2)2 + NaNO3 =>
2 NaC2H3O2 + Ca(NO3)2 = Ca(C2H3O2)2 + 2 NaNO3
Na2SO3I + NaIO3 + H2SO4 = Na2SO4 + I2 + H2O =>
10 Na2SO3I + 4 NaIO3 + 2 H2SO4 = 12 Na2SO4 + 7 I2 + 2 H2O
Al + NaClO + H2O = NaAlO2 + Cl2 + H2 =>
2 Al + 2 NaClO + 2 H2O = 2 NaAlO2 + Cl2 + 2 H2
CuFeS2(s) + O2(g) = Cu2S(s) + Fe2O3(s) + SO2(g) =>
4 CuFeS2(s) + 9 O2(g) = 2 Cu2S(s) + 2 Fe2O3(s) + 6 SO2(g)
Cl2 + KBr2 = KCl + Br2 =>
Cl2 + 2 KBr2 = 2 KCl + 2 Br2
Mg(NO3)2 + H3BO3 + Dy(NO3)3*5H2O + C2H5NO2 = Mg09Dy0001BO7 + CO2 + H2O + N2 =>
81 Mg(NO3)2 + 9 H3BO3 + 9 Dy(NO3)3*5H2O + 115 C2H5NO2 = 9 Mg09Dy0001BO7 + 230 CO2 + 346 H2O + 152 N2
Al(NO3)3 + HCl = H(NO3) + AlCl3 =>
Al(NO3)3 + 3 HCl = 3 H(NO3) + AlCl3
H2S + Cl2 = S8 + HCl = HCl + H2PO4 =>
8 H2S + 8 Cl2 = S8 + 16 HCl
C2H4 + MnO4{-} + H{+} = Mn2{+} + CO2 + H2O =>
13 C2H4 + 24 MnO4{-} + 36 H{+} = 12 Mn2{+} + 26 CO2 + 44 H2O
V + H2 = VH3 =>
2 V + 3 H2 = 2 VH3
CaCl2 + NaSiO3 = Ca(SiO3)2 + NaCl =>
CaCl2 + 2 NaSiO3 = Ca(SiO3)2 + 2 NaCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ca(OH)2 + KOH = KOHCa(OH)2 =>
Ca(OH)2 + KOH = KOHCa(OH)2
Mg(HCO3)2 + H2SO4 = MgSO4 + H2(HCO3)2 =>
Mg(HCO3)2 + H2SO4 = MgSO4 + H2(HCO3)2
Cl + H2O = ClH2O =>
Cl + H2O = ClH2O
CO2 + Ca = CaC2O4 =>
2 CO2 + Ca = CaC2O4
Al(No3)3 + NH4No4 = Al(No4)3 + NH4No3 =>
Al(No3)3 + 3 NH4No4 = Al(No4)3 + 3 NH4No3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Zn + AlCl2 = ZnCl2 + Al =>
Zn + AlCl2 = ZnCl2 + Al
H2NH = NH3 =>
H2NH = NH3
Ba + PO4 = Ba3(PO4)2 =>
3 Ba + 2 PO4 = Ba3(PO4)2
HBrO + Ca(NH2)2 = NH3 + Ca(BrO)2 =>
2 HBrO + Ca(NH2)2 = 2 NH3 + Ca(BrO)2
PH3 + KMnO4 + HCl = H3PO4 + MnCl2 + KCl + H2O =>
5 PH3 + 8 KMnO4 + 24 HCl = 5 H3PO4 + 8 MnCl2 + 8 KCl + 12 H2O
SnCl2 + KClO3 + KOH + H2O = KCl + Sn(OH)4 =>
3 SnCl2 + KClO3 + 6 KOH + 3 H2O = 7 KCl + 3 Sn(OH)4
Br2 + Pb = Br2Pb =>
Br2 + Pb = Br2Pb
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
MgSO4(aq) + Ca(OH)2(aq) = Mg(OH)2(s) + CaSO4(aq) =>
MgSO4(aq) + Ca(OH)2(aq) = Mg(OH)2(s) + CaSO4(aq)
Mg(OH)2 + NO3 = Mg(NO3)2 + OH =>
Mg(OH)2 + 2 NO3 = Mg(NO3)2 + 2 OH
Ca(HCO3)2 + Na(OH) = Ca(OH)2 + NaHCO3 =>
Ca(HCO3)2 + 2 Na(OH) = Ca(OH)2 + 2 NaHCO3
Li2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + LiOH(aq) =>
Li2SO4(aq) + Ca(OH)2(aq) = CaSO4(s) + 2 LiOH(aq)
CaCO3 + H2O = Ca(OH)2 + CO2 =>
CaCO3 + H2O = Ca(OH)2 + CO2
C + O2 = CO2 =>
C + O2 = CO2
NaCl + C2H6O + H2O = NaOH + H2CO3 + ClC5H17 =>
NaCl + 3 C2H6O + H2O = NaOH + H2CO3 + ClC5H17
Fe2Cl3 + HCl + H2O2 = FeCl2 + H2O =>
2 Fe2Cl3 + 2 HCl + H2O2 = 4 FeCl2 + 2 H2O
Mg + NaOH + H2O = NaMg(OH)2 + H =>
Mg + NaOH + H2O = NaMg(OH)2 + H
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
PbS + HNO3 = PbSO4 + NO2 + H2O =>
PbS + 8 HNO3 = PbSO4 + 8 NO2 + 4 H2O
I2 + H2O + KI = HI + KIO =>
I2 + H2O + KI = 2 HI + KIO
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Équations équilibrées sur10/15/24
Équations équilibrées sur11/14/23
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