| Équations équilibrées la veille |
8 C7H5NO3 + 14 C3H6O + 17 HO{-} = 4 C16H16N2O2 + 17 C2H3O2{-} + 13 H2O
H + Ne = HNe =>
H + Ne = HNe
P4S2 + NaNO3 + HCl + H2O = H3PO4 + NaSO4 + NO + NaCl =>
3 P4S2 + 34 NaNO3 + 28 HCl + 4 H2O = 12 H3PO4 + 6 NaSO4 + 34 NO + 28 NaCl
Mg + Cr{3+}— = Mg{2+} + Cr =>
3 Mg + 2 Cr{3+}— = 3 Mg{2+} + 2 Cr
N2O3 + Ca(OH)2 = Ca(OH)NO2 + H2O =>
N2O3 + 2 Ca(OH)2 = 2 Ca(OH)NO2 + H2O
CrBr3 + F2 = CrF3 + Br3 =>
2 CrBr3 + 3 F2 = 2 CrF3 + 2 Br3
HNo3 + Ba(OH)2 = Ba(No3)2 + H2O =>
2 HNo3 + Ba(OH)2 = Ba(No3)2 + 2 H2O
K2S + HNO3 = KNO3 + S + NO + H2O =>
3 K2S + 8 HNO3 = 6 KNO3 + 3 S + 2 NO + 4 H2O
Mn(NO3)2 + Pb3O4 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 Mn(NO3)2 + 5 Pb3O4 + 26 HNO3 = 2 HMnO4 + 15 Pb(NO3)2 + 12 H2O
Ni(OH)2 + H3O = H2O + Ni =>
Ni(OH)2 + 2 H3O = 4 H2O + Ni
KMnO4 + NaOH + KI = Na2MnO4 + KIO3 + H2O + K2MnO4 =>
6 KMnO4 + 6 NaOH + KI = 3 Na2MnO4 + KIO3 + 3 H2O + 3 K2MnO4
K(OH) + H3(PO)4 = K3(PO)4 + H2O =>
3 K(OH) + H3(PO)4 = K3(PO)4 + 3 H2O
C2H6 + O3 = H2O + CO8 =>
3 C2H6 + 19 O3 = 9 H2O + 6 CO8
PtCl4 + Br2 = PtBr2 + Cl4 =>
PtCl4 + Br2 = PtBr2 + Cl4
Pb(C2H3O2)2 + Na2S + CaCl2 = PbCl2 + NaC2H3O2 + CaS =>
Pb(C2H3O2)2 + Na2S + CaCl2 = PbCl2 + 2 NaC2H3O2 + CaS
Nd(OH)3 + CH3COOH = Nd(CH3COO)3 + H2O =>
Nd(OH)3 + 3 CH3COOH = Nd(CH3COO)3 + 3 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C6H6 + CH4 + HNO3 = C7H5N3O6 + H2O =>
10 C6H6 + 3 CH4 + 27 HNO3 = 9 C7H5N3O6 + 27 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
H2SO4 + CH4 = CO2 + H2O + S =>
4 H2SO4 + 3 CH4 = 3 CO2 + 10 H2O + 4 S
Ba(OH)2 + H(NO3) = H(OH)2 + Ba(NO3) =>
Ba(OH)2 + H(NO3) = H(OH)2 + Ba(NO3)
Cu2 + Ag(NO3) = Ag + Cu(NO3) =>
Cu2 + 2 Ag(NO3) = 2 Ag + 2 Cu(NO3)
Fe(NO3)2 + NH3 + H2O = Fe(OH)2 + NH4NO3 =>
Fe(NO3)2 + 2 NH3 + 2 H2O = Fe(OH)2 + 2 NH4NO3
Na2CO4 + CuSO4 = Na2SO4 + CO4Cu =>
Na2CO4 + CuSO4 = Na2SO4 + CO4Cu
BeO + HBr = BeOBr + H =>
BeO + HBr = BeOBr + H
CuFe2O4 = CuO + Fe2O3 =>
CuFe2O4 = CuO + Fe2O3
W + H2O = WO3 + H2 =>
W + 3 H2O = WO3 + 3 H2
Ft(OH)2 + HCl = FtCl2 + H2O =>
Ft(OH)2 + 2 HCl = FtCl2 + 2 H2O
BaClO3 = BaCl + O3 =>
BaClO3 = BaCl + O3
H2SO4 + S = H2O + SO2 =>
2 H2SO4 + S = 2 H2O + 3 SO2
HF + NaOH = NaF + H2O =>
HF + NaOH = NaF + H2O
O4 = O2 =>
O4 = 2 O2
C6H7O2(OH)3 + NaOH + ClCH2COONa = [C6H7O2(OH)(OCH2COONa)] + NaCl + H2O =>
7 C6H7O2(OH)3 + 6 NaOH + 3 ClCH2COONa = 6[C6H7O2(OH)(OCH2COONa)] + 3 NaCl + 11 H2O
Al2S3 + Sn = Sn3S4 + Al =>
4 Al2S3 + 9 Sn = 3 Sn3S4 + 8 Al
MgCl2 + H2PO4 = MgPO4 + HCl =>
MgCl2 + H2PO4 = MgPO4 + 2 HCl
MnCl2 + LiOH = MnO2 + LiCl + H2 =>
MnCl2 + 2 LiOH = MnO2 + 2 LiCl + H2
CH3CH2CH2CH2CH2CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH2CH2CH2CH2CH3 + 11 O2 = 7 CO2 + 8 H2O
NaHCO3 + CH3COOCH2CH2CH2CH3 = CH3COONa + H2O + CO2 =>
4 NaHCO3 + CH3COOCH2CH2CH2CH3 = 4 CH3COONa + 2 H2O + 2 CO2
Cu2 + H2 = CuH =>
Cu2 + H2 = 2 CuH
CrO7{-2} + Fe{2+} + H{+} = Cr{+3} + Fe{3+} + H2O =>
CrO7{-2} + 9 Fe{2+} + 14 H{+} = Cr{+3} + 9 Fe{3+} + 7 H2O
Co(s) + H2O(l) = Co(O)2 + H2 =>
Co(s) + 2 H2O(l) = Co(O)2 + 2 H2
KOH + Mg(ClO3)2 = Mg(OH)2 + KClO3 =>
2 KOH + Mg(ClO3)2 = Mg(OH)2 + 2 KClO3
Ca(OH)2(aq) + HI(aq) = CaI2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HI(aq) = CaI2(aq) + 2 H2O(l)
CH3CH2COOH + Cl2 = CH3CH2COOCl + HCl =>
CH3CH2COOH + Cl2 = CH3CH2COOCl + HCl
Na2CO3(aq) + HCl(aq) = CO2(g) + H2O + NaCl(aq) =>
Na2CO3(aq) + 2 HCl(aq) = CO2(g) + H2O + 2 NaCl(aq)
Cl2(g) + HI(g) = I2(s) + HCl(g) =>
Cl2(g) + 2 HI(g) = I2(s) + 2 HCl(g)
V + ClO3{-} + OH{-} = HV2O7{3-} + Cl{-} + H2O =>
6 V + 5 ClO3{-} + 9 OH{-} = 3 HV2O7{3-} + 5 Cl{-} + 3 H2O
CuO + CaCO3 = CaO + CuCO3 =>
CuO + CaCO3 = CaO + CuCO3
PbO2 + CrCl3 + H2O = H2CrO4 + PbCl2 =>
3 PbO2 + 2 CrCl3 + 2 H2O = 2 H2CrO4 + 3 PbCl2
Au(s) + HCl(aq) = AuCl2(aq) + H2(g) =>
Au(s) + 2 HCl(aq) = AuCl2(aq) + H2(g)
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Équations équilibrées sur12/10/24
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