| Équations équilibrées la veille |
Al2O3 + 2 SiO2 = Al2O3*2SiO2
CH3CH2OH = C2H4 + H2O =>
CH3CH2OH = C2H4 + H2O
C6H8O7 + HCl = C6H8O6 + HClO =>
C6H8O7 + HCl = C6H8O6 + HClO
BaO + CrO3 = BaCrO4 =>
BaO + CrO3 = BaCrO4
HNO3 + Na2SO3 = H2O + SO2 + NaNO3 =>
2 HNO3 + Na2SO3 = H2O + SO2 + 2 NaNO3
SnCl4(aq) + NaOH(aq) = Sn(OH)4(s) + NaCl(aq) =>
SnCl4(aq) + 4 NaOH(aq) = Sn(OH)4(s) + 4 NaCl(aq)
Nb2O5 + C = Nb + CO2 =>
2 Nb2O5 + 5 C = 4 Nb + 5 CO2
Ba + CuSO4 = BaSO4*Cu =>
Ba + CuSO4 = BaSO4*Cu
Pb + NaOH = Pb(OH)3 + Na =>
Pb + 3 NaOH = Pb(OH)3 + 3 Na
Li2S + H2SO4 = Li2SO4 + H2S =>
Li2S + H2SO4 = Li2SO4 + H2S
H2O + CO2 + N2 = HCN + O2 =>
2 H2O + 4 CO2 + 2 N2 = 4 HCN + 5 O2
CuSO4 + C2H5OH = C2H4 + CuSO4*5H2O =>
CuSO4 + 5 C2H5OH = 5 C2H4 + CuSO4*5H2O
CaO + H2S = CaS + H2O =>
CaO + H2S = CaS + H2O
KBr(aq) + BaCl2(aq) = KCl(aq) + BaBr2(aq) =>
2 KBr(aq) + BaCl2(aq) = 2 KCl(aq) + BaBr2(aq)
H3C6H5O7 + H2O = H3O + H2C6H5O7 =>
H3C6H5O7 + H2O = H3O + H2C6H5O7
KCrO2 + HBr = KOH + CrBr3 + H2O =>
KCrO2 + 3 HBr = KOH + CrBr3 + H2O
Pb + H2O + O2 = Pb(OH)2 =>
2 Pb + 2 H2O + O2 = 2 Pb(OH)2
H2SO4 + Cl2 = Cl2SO4 + H2 =>
H2SO4 + Cl2 = Cl2SO4 + H2
C8H17COH + Ag2O = C8H17COOH + Ag =>
C8H17COH + Ag2O = C8H17COOH + 2 Ag
Ba + NaCl = Ba(NaCl) =>
Ba + NaCl = Ba(NaCl)
FeI + HS = HI + FeS =>
FeI + HS = HI + FeS
CaBr2 + Al2(SO4)3 = CaSO4 + AlBr3 =>
3 CaBr2 + Al2(SO4)3 = 3 CaSO4 + 2 AlBr3
Me + Cl = MeCl2 =>
Me + 2 Cl = MeCl2
NaOH + Al2O3*3H2O = Na2Al2O4 + H2O =>
2 NaOH + Al2O3*3H2O = Na2Al2O4 + 4 H2O
KMnO4 + NaOH + KI = Na2MnO4 + I2 + KOH =>
2 KMnO4 + 4 NaOH + 2 KI = 2 Na2MnO4 + I2 + 4 KOH
H2CrO4 + H2O = H3O + HCrO4 =>
H2CrO4 + H2O = H3O + HCrO4
Cs + H2SO4 = Cs2SO4 + H =>
2 Cs + H2SO4 = Cs2SO4 + 2 H
Rb(OH) + H2SO4 = H2O + Rb2SO4 =>
2 Rb(OH) + H2SO4 = 2 H2O + Rb2SO4
Co(NO3)2 + Na2Cr2O7 = CoCr2O7 + NaNO3 =>
Co(NO3)2 + Na2Cr2O7 = CoCr2O7 + 2 NaNO3
C6H5OH + HNO3 = C6H2(NO2)3OH + H2O =>
C6H5OH + 3 HNO3 = C6H2(NO2)3OH + 3 H2O
PbCrO4 + KI + HCl = PbCl2 + CrCl3 + KCl + I2 + H2O =>
2 PbCrO4 + 6 KI + 16 HCl = 2 PbCl2 + 2 CrCl3 + 6 KCl + 3 I2 + 8 H2O
CaS + H2O = Ca(OH)2 + H2S =>
CaS + 2 H2O = Ca(OH)2 + H2S
C + H = C2H2 =>
2 C + 2 H = C2H2
MnO2 + OH{-} = MnO4{-} + H2O + e =>
MnO2 + 4 OH{-} = MnO4{-} + 2 H2O + 3e
HCl(ac) + Ca(OH)2 = CaCl2 + H2O =>
2 HCl(ac) + Ca(OH)2 = CaCl2 + 2 H2O
Nb + H2O = Nb2O5 + NbH =>
12 Nb + 5 H2O = Nb2O5 + 10 NbH
IO3{-} + I{-} + H{+} = I2 + H2O =>
IO3{-} + 5 I{-} + 6 H{+} = 3 I2 + 3 H2O
(NH4)2CrO4 + Pb(NO3)2 = (NH4)(NO3) + PbCrO4 =>
(NH4)2CrO4 + Pb(NO3)2 = 2(NH4)(NO3) + PbCrO4
Ca(s) + HBr(aq) = CaBr2 + H2 =>
Ca(s) + 2 HBr(aq) = CaBr2 + H2
Ca(CH3COO)2 + (NH4)3PO4 = (NH4)CH3COO + Ca3(PO4)2 =>
3 Ca(CH3COO)2 + 2(NH4)3PO4 = 6(NH4)CH3COO + Ca3(PO4)2
(CuOH)2CO3 + H2SO4 = CO2 + H2O + (CuOH)2SO4 =>
(CuOH)2CO3 + H2SO4 = CO2 + H2O + (CuOH)2SO4
H2O + HPO3{-} + OBr{-} = Br{-} + PO4{-3} + H{+} =>
H2O + 2 HPO3{-} + OBr{-} = Br{-} + 2 PO4{-3} + 4 H{+}
FeBr2 + Cl = FeCl2 + Br =>
FeBr2 + 2 Cl = FeCl2 + 2 Br
Si + Mg = SiMg =>
Si + Mg = SiMg
K3P + H2O = KOH + PH3 =>
K3P + 3 H2O = 3 KOH + PH3
NaHCO3 + H2C4H4O6 = Na2C4H4O6 + H2CO3 =>
2 NaHCO3 + H2C4H4O6 = Na2C4H4O6 + 2 H2CO3
Mg3P2 + O2 = Mg3(PO4)2 =>
Mg3P2 + 4 O2 = Mg3(PO4)2
C6H12 + O2 = C6H10O4 + H2O =>
2 C6H12 + 5 O2 = 2 C6H10O4 + 2 H2O
C2H6 + Br2 = Br2C2H4 + H2 =>
C2H6 + Br2 = Br2C2H4 + H2
Cu3P + HNO3 = Cu(NO3)2 + H3PO4 + NO2 + H2O =>
Cu3P + 17 HNO3 = 3 Cu(NO3)2 + H3PO4 + 11 NO2 + 7 H2O
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Équations équilibrées sur10/23/24
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