| Équations équilibrées la veille |
6 Cl{-} + 2 H2BO3{-} + 2 H2O = 3 Cl2 + 2 B + 8 OH{-}
B1 = B =>
B1 = B
Pb(NO3)2 + Na2S = PbS + Na2(NO3)2 =>
Pb(NO3)2 + Na2S = PbS + Na2(NO3)2
NaHSO3(s)(heat) = NaOH + SO2 =>
NaHSO3(s)(heat) = NaOH + SO2
KHC2O4*2H2C2O4 + NaOH = H2O + Na2C2O4 + KOH =>
KHC2O4*2H2C2O4 + 6 NaOH = 5 H2O + 3 Na2C2O4 + KOH
Cu(SO4)2 + Na(OH) = Cu(OH)2 + Na(SO4) =>
Cu(SO4)2 + 2 Na(OH) = Cu(OH)2 + 2 Na(SO4)
NaCl + BeFe2 = NaFe + BeCl2 =>
2 NaCl + BeFe2 = 2 NaFe + BeCl2
C2H7COH + O2 = CO2 + H2O =>
2 C2H7COH + 9 O2 = 6 CO2 + 8 H2O
PF6 + H2SO4 = PF5SO4H + HF =>
PF6 + H2SO4 = PF5SO4H + HF
BeO + CrO3 = BeCrO4 =>
BeO + CrO3 = BeCrO4
Fe2O3 + Cl2 + C = FeCl3 + CO2 =>
2 Fe2O3 + 6 Cl2 + 3 C = 4 FeCl3 + 3 CO2
Cr(OH)2 + HIO3 = Cr(IO3)2 + H2O =>
Cr(OH)2 + 2 HIO3 = Cr(IO3)2 + 2 H2O
Ca(OH)2 + Ag3PO4 = Ca3(PO4)2 + AgOH =>
3 Ca(OH)2 + 2 Ag3PO4 = Ca3(PO4)2 + 6 AgOH
Fe(OH)2H2O = Fe(OH)3H =>
Fe(OH)2H2O = Fe(OH)3H
(NH4)2SO4 + O2 = H2O + SO2 + N2 =>
(NH4)2SO4 + O2 = 4 H2O + SO2 + N2
Al(C2H3O2)3(aq) + H12N3O4P(aq) = AlPO4(s) + C2H3O2NH4 =>
Al(C2H3O2)3(aq) + H12N3O4P(aq) = AlPO4(s) + 3 C2H3O2NH4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Zn + NaClO + H2O = Zn(OH)2 + NaCl =>
Zn + NaClO + H2O = Zn(OH)2 + NaCl
Pb(CH3COO)2 + CaCl2 = PbCl2 + Ca(CH3COO)2 =>
Pb(CH3COO)2 + CaCl2 = PbCl2 + Ca(CH3COO)2
K2SO4 + H2SO3 = K2SO3 + H2SO4 =>
K2SO4 + H2SO3 = K2SO3 + H2SO4
K2Cr2O7 + Na2S2O3 + H2SO4 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
4 K2Cr2O7 + 3 Na2S2O3 + 13 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 3 Na2SO4 + 13 H2O
PtCl4 + Cl2 = PtCl6 =>
PtCl4 + Cl2 = PtCl6
PbS + Mg = MgS + Pb =>
PbS + Mg = MgS + Pb
NO3{-} + OH{-} + Al + H2O = NH3 + [Al(O)2]{-} =>
3 NO3{-} + 5 OH{-} + 8 Al + 2 H2O = 3 NH3 + 8[Al(O)2]{-}
Cu2[Fe(CN)6] + NH3 = [Cu(NH3)4]{2+} + [Fe(CN)6]{4-} =>
Cu2[Fe(CN)6] + 8 NH3 = 2[Cu(NH3)4]{2+} + [Fe(CN)6]{4-}
KMnO4 + H3AsO3 + H2SO4 = H3AsO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 H3AsO3 + 3 H2SO4 = 5 H3AsO4 + 2 MnSO4 + K2SO4 + 3 H2O
Ni(OH)2 + KCN = K2Ni(CN)4 + KOH =>
Ni(OH)2 + 4 KCN = K2Ni(CN)4 + 2 KOH
Zn{2+} + OH{-} = Zn(OH)4{2-} =>
Zn{2+} + 4 OH{-} = Zn(OH)4{2-}
AgC2H3O2(aq) + Li3PO4(aq) = Ag3PO4(s) + LiC2H3O2(aq) =>
3 AgC2H3O2(aq) + Li3PO4(aq) = Ag3PO4(s) + 3 LiC2H3O2(aq)
BaCl2(aq)NaCl(aq) = BaCl(s)NaCl2(aq) =>
BaCl2(aq)NaCl(aq) = BaCl(s)NaCl2(aq)
Na2S + Br2 + NaOH = Na2SO4 + NaBr + H2O =>
Na2S + 4 Br2 + 8 NaOH = Na2SO4 + 8 NaBr + 4 H2O
C2H6NH2 + H2O = C2H6NH3OH =>
C2H6NH2 + H2O = C2H6NH3OH
Fe(NO3)3 + H2O = HNO3 + Fe(OH)3 =>
Fe(NO3)3 + 3 H2O = 3 HNO3 + Fe(OH)3
Fe + S = Fe3S2 =>
3 Fe + 2 S = Fe3S2
Fe(s) + Cl = FeCl3 =>
Fe(s) + 3 Cl = FeCl3
Na3N + K(NO3) = K2O + Na2O + N2 =>
10 Na3N + 6 K(NO3) = 3 K2O + 15 Na2O + 8 N2
CdCl2 + (NH4)2S = CdS + (NH4)Cl =>
CdCl2 + (NH4)2S = CdS + 2(NH4)Cl
LiOH + CoSO4 = Li2SO4 + Co(OH)2 =>
2 LiOH + CoSO4 = Li2SO4 + Co(OH)2
HNO2 + H2SO4 + KI = NO + I2 + K2SO4 + H2O =>
2 HNO2 + H2SO4 + 2 KI = 2 NO + I2 + K2SO4 + 2 H2O
O2 = O6 =>
3 O2 = O6
HNo3 + H2SO4 = No2 + HSO + H2O =>
10 HNo3 + 2 H2SO4 = 15 No2 + 2 HSO + 6 H2O
Al + KNO3 + KOH + H2O = K[Al(OH)4] + NH =>
2 Al + KNO3 + KOH + 4 H2O = 2 K[Al(OH)4] + NH
K3Po4 + BaI2 = K3I2 + Ba(Po4) =>
K3Po4 + BaI2 = K3I2 + Ba(Po4)
(NH4)Cl + Al(OH)3 = Al(NH4)3 + OHCl =>
3(NH4)Cl + Al(OH)3 = Al(NH4)3 + 3 OHCl
(NH4)2SO4 + PbCl2 = PbSO4 + NH4Cl =>
(NH4)2SO4 + PbCl2 = PbSO4 + 2 NH4Cl
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
Sr + C + N = SrCN =>
Sr + C + N = SrCN
V2 + VCl5 = VCl =>
2 V2 + VCl5 = 5 VCl
Ba + CrO4 = BaCrO4 =>
Ba + CrO4 = BaCrO4
Al(s) + Ca(NO3)2(aq) = Al(NO3)3(aq) + Ca(s) =>
2 Al(s) + 3 Ca(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 Ca(s)
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Équations équilibrées sur11/14/24
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