| Équations équilibrées la veille |
K2C + O2 = K2O + CO
NaOH + Br2 = BrO3 + NaBr + H2O =>
12 NaOH + 7 Br2 = 2 BrO3 + 12 NaBr + 6 H2O
NaHCO3 + CH3COO = NaCH3COO + CO2 + H2O =>
7 NaHCO3 + 8 CH3COO = 7 NaCH3COO + 9 CO2 + 5 H2O
Li2O2 + HBr = LiBr2 + H2O =>
Li2O2 + 4 HBr = 2 LiBr2 + 2 H2O
C6H14O + CH3COOH = C8H16O2 + H2O =>
C6H14O + CH3COOH = C8H16O2 + H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Na + FePO4 = NaPO4 + Fe =>
Na + FePO4 = NaPO4 + Fe
MgCl2 + Fe2(SO4)3 = MgSO4 + FeCl3 =>
3 MgCl2 + Fe2(SO4)3 = 3 MgSO4 + 2 FeCl3
Ba[Zn(OH)4] + H2SO4 = ZnSO4 + BaSO4 + H2O =>
Ba[Zn(OH)4] + 2 H2SO4 = ZnSO4 + BaSO4 + 4 H2O
Mn{+2} + Se{+6} = Se{+4} + Mn{+3} =>
2 Mn{+2} + Se{+6} = Se{+4} + 2 Mn{+3}
Al3 + CuSO4 = Cu + Al2(SO4)3 =>
2 Al3 + 9 CuSO4 = 9 Cu + 3 Al2(SO4)3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
C7H6O3 + CH4O = C6H8O3 + H2O =>
5 C7H6O3 + 7 CH4O = 7 C6H8O3 + H2O
(COOHH2O)2 + NaOH = (COONa)2 + H2O =>
(COOHH2O)2 + 2 NaOH = (COONa)2 + 4 H2O
H2SiF6 + CaO = CaF2 + SiF4 + H2O =>
H2SiF6 + CaO = CaF2 + SiF4 + H2O
CaCO3H2NO3 = CaNO3H2OCO2 =>
CaCO3H2NO3 = CaNO3H2OCO2
Na[Al(OH)4] + H2O2 = Al(OH)3 + NaO + H2O =>
2 Na[Al(OH)4] + H2O2 = 2 Al(OH)3 + 2 NaO + 2 H2O
AgN + Na3Br = Na3N + AgBr =>
AgN + Na3Br = Na3N + AgBr
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Cr2O7{2-} + C2H3O2{-} + H{+} = Cr{3+} + CO2 + H2O =>
4 Cr2O7{2-} + 3 C2H3O2{-} + 35 H{+} = 8 Cr{3+} + 6 CO2 + 22 H2O
NH4HCO3 + Ca(NO3)2 = NH4(NO3)2 + CaHCO3 =>
NH4HCO3 + Ca(NO3)2 = NH4(NO3)2 + CaHCO3
Rb{+} + O{-2} = Rb2O =>
2 Rb{+} + O{-2} = Rb2O
C + PBO = PB + CO =>
C + PBO = PB + CO
Ni3(PO4)2 + Na2HPO4 = Ni3(HPO4)2 + Na2PO4 =>
Ni3(PO4)2 + 2 Na2HPO4 = Ni3(HPO4)2 + 2 Na2PO4
Na2SO3 + C2H4O2 = H2SO3 + NaC2H3O2 =>
Na2SO3 + 2 C2H4O2 = H2SO3 + 2 NaC2H3O2
Al + HNO3 = AlNO32 + NO + H2O =>
3 Al + 62 HNO3 = 3 AlNO32 + 59 NO + 31 H2O
HS + HgCl{2} = HgS{2} + HCl =>
HS + HgCl{2} = HgS{2} + HCl
Ni2{+} + Mn = Ni + Mn2{+} =>
Ni2{+} + 2 Mn = 2 Ni + Mn2{+}
K2Cr2O7 + H2O2 + H2SO4 + (C2H5)2O = Cr(O2)2O((C2H5)2O) + K2SO4 + H2O =>
K2Cr2O7 + 4 H2O2 + H2SO4 + 2(C2H5)2O = 2 Cr(O2)2O((C2H5)2O) + K2SO4 + 5 H2O
Ni + KCN = Ni(CN) + K =>
Ni + KCN = Ni(CN) + K
Mg3P2 = Mg + P4 =>
2 Mg3P2 = 6 Mg + P4
K2C2O4 + FeCl3 + H2O = K3Fe(C2O4)3*3H2O + KCl =>
3 K2C2O4 + FeCl3 + 3 H2O = K3Fe(C2O4)3*3H2O + 3 KCl
Al + PbCl{3} = AlCl{3} + Pb =>
Al + PbCl{3} = AlCl{3} + Pb
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
FeN + LiHO = LiN + FeHO =>
FeN + LiHO = LiN + FeHO
CuF + NaOH = Cu(OH)2 + Na2F =>
CuF + 2 NaOH = Cu(OH)2 + Na2F
Na2SiO3 + Co(NO3)2 = Co2(SiO3)2 + NaNO3 =>
2 Na2SiO3 + 2 Co(NO3)2 = Co2(SiO3)2 + 4 NaNO3
CrCl3*6H2O + (H2NCH2CH2NH2) = [Cr(H2NCH2CH2NH2)3]Cl3 + H2O =>
CrCl3*6H2O + 3(H2NCH2CH2NH2) = [Cr(H2NCH2CH2NH2)3]Cl3 + 6 H2O
CoCl2 + CaSO4 = CaCl2 + CoSO4 =>
CoCl2 + CaSO4 = CaCl2 + CoSO4
Sr + NaI = SrI + Na =>
Sr + NaI = SrI + Na
Ba(OH)2H2O(s) + NH4SCN(s) = Ba(SCN)2(s) + H2O(l) + NH3(g) =>
Ba(OH)2H2O(s) + 2 NH4SCN(s) = Ba(SCN)2(s) + 3 H2O(l) + 2 NH3(g)
C4H9NO3(aq) + O2(g) = CO2 + H2O + CH4N2O =>
2 C4H9NO3(aq) + 8 O2(g) = 7 CO2 + 7 H2O + CH4N2O
Li3PO4 + CaCl2 = LiCl + Ca3(PO4)2 =>
2 Li3PO4 + 3 CaCl2 = 6 LiCl + Ca3(PO4)2
NH4Cl + CoSO4 = NH4SO4 + ClCo =>
NH4Cl + CoSO4 = NH4SO4 + ClCo
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C6H5CH2C(CH3)2OH = C6H5CHC(CH3)2 + H2O =>
C6H5CH2C(CH3)2OH = C6H5CHC(CH3)2 + H2O
Na + Cl = Na7Cl =>
7 Na + Cl = Na7Cl
PbS + HCl = SCl + H + Pb =>
PbS + HCl = SCl + H + Pb
CsAt = Cs + At =>
CsAt = Cs + At
Mn{2+} + IO3{-} + H2O = MnO4{-} + I{-} + H{+} =>
6 Mn{2+} + 5 IO3{-} + 9 H2O = 6 MnO4{-} + 5 I{-} + 18 H{+}
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