| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca{2+} + CO3{2-} = CaCO3
ZnS + HNO2 = ZnSO4 + NO + H2O =>
ZnS + 8 HNO2 = ZnSO4 + 8 NO + 4 H2O
H2S + HNO3 = NO2 + H2O + S =>
H2S + 2 HNO3 = 2 NO2 + 2 H2O + S
NaAlO2 + NaOH = AlO2 + Na2O + H2 =>
2 NaAlO2 + 2 NaOH = 2 AlO2 + 2 Na2O + H2
CH3COCH3 + CHBr3 = CH3COHCBr3CH3 =>
CH3COCH3 + CHBr3 = CH3COHCBr3CH3
FeBr2 + Na2S = FeS + NaBr =>
FeBr2 + Na2S = FeS + 2 NaBr
Cr + HCl + H2O = [Cr(OH2)6]Cl3 + H2 =>
2 Cr + 6 HCl + 12 H2O = 2[Cr(OH2)6]Cl3 + 3 H2
Fe3O4(s) + CO(g) = FeO(s) + CO2(g) =>
Fe3O4(s) + CO(g) = 3 FeO(s) + CO2(g)
Fe3 + Ca(OH)2 = Fe(OH)3 + Ca =>
2 Fe3 + 9 Ca(OH)2 = 6 Fe(OH)3 + 9 Ca
PbCl4 + H3PO4 = Pb3(PO4)4 + HCl =>
3 PbCl4 + 4 H3PO4 = Pb3(PO4)4 + 12 HCl
NaHCO3 + CaBr2 = HBr + NaBr + CaCO3 =>
NaHCO3 + CaBr2 = HBr + NaBr + CaCO3
PCl3 + HNO3 + H2O = NO + HCl + P2O5 =>
6 PCl3 + 4 HNO3 + 7 H2O = 4 NO + 18 HCl + 3 P2O5
CaC2 + H2O = Ca(OH)2C2H2 =>
CaC2 + 2 H2O = Ca(OH)2C2H2
Sn(s) + Cu(NO3)2(aq) = Sn(NO3)2 + Cu =>
Sn(s) + Cu(NO3)2(aq) = Sn(NO3)2 + Cu
K2O + C = CO2 + K =>
2 K2O + C = CO2 + 4 K
HBrO + Sr(OH)2 = Sr(BrO)2 + H2O =>
2 HBrO + Sr(OH)2 = Sr(BrO)2 + 2 H2O
CH3OH + O2 = HCHO + H2O =>
2 CH3OH + O2 = 2 HCHO + 2 H2O
NaCl + Pb(NO3)2 = Na + NO3 + PbCl2 =>
2 NaCl + Pb(NO3)2 = 2 Na + 2 NO3 + PbCl2
Na2B4O7 + CuSO4 + H2O = Na2SO4 + H3BO3 + Cu(BO2)2 =>
Na2B4O7 + CuSO4 + 3 H2O = Na2SO4 + 2 H3BO3 + Cu(BO2)2
AgNO3 + KCl = KNO3 + AgCl =>
AgNO3 + KCl = KNO3 + AgCl
KHSO4 + KOH = K2SO4 + H2O =>
KHSO4 + KOH = K2SO4 + H2O
SCN{-} + H{+} + MnO4{-} = Mn{2+} + SO4{2-} + CN{-} + H2O =>
5 SCN{-} + 8 H{+} + 6 MnO4{-} = 6 Mn{2+} + 5 SO4{2-} + 5 CN{-} + 4 H2O
C2H2 + H2O = CH3COOH + H2 =>
C2H2 + 2 H2O = CH3COOH + H2
Ca(OH)2 + C2H5COOH = H2O + Ca(C2H5COO)2 =>
Ca(OH)2 + 2 C2H5COOH = 2 H2O + Ca(C2H5COO)2
H2SO4 + CaF2 + Ba2O3 = CaSO4 + H2O + BaF3 =>
3 H2SO4 + 3 CaF2 + Ba2O3 = 3 CaSO4 + 3 H2O + 2 BaF3
C6 + H2 + O2 = C6H12O2 =>
C6 + 6 H2 + O2 = C6H12O2
AgNO3 + KCl = KNO3 + AgCl =>
AgNO3 + KCl = KNO3 + AgCl
CH4 + NH3 = CH3NH2 + H2 =>
CH4 + NH3 = CH3NH2 + H2
(NH4)2CO3 + Mg(SO4) = (NH4)2SO4 + MgCO3 =>
(NH4)2CO3 + Mg(SO4) = (NH4)2SO4 + MgCO3
Na2CO3 + Al = Al2(CO3) + Na =>
Na2CO3 + 2 Al = Al2(CO3) + 2 Na
CaClO2 + HCl = CaCl2 + Cl2 + H2O =>
2 CaClO2 + 8 HCl = 2 CaCl2 + 3 Cl2 + 4 H2O
H3PO4 + CaCl2 = HCl + Ca3(PO4)2 =>
2 H3PO4 + 3 CaCl2 = 6 HCl + Ca3(PO4)2
NaVO3 + H2O2 + H2SO4 = H3[VO2(O2)2] + Na2SO4 + H2O =>
2 NaVO3 + 4 H2O2 + H2SO4 = 2 H3[VO2(O2)2] + Na2SO4 + 2 H2O
KCIO2 + HCl = Cl2 + KCI + H2O =>
KCIO2 + 4 HCl = 2 Cl2 + KCI + 2 H2O
Cr2O7{-2} + Cl{-} + H{+} = Cr{3+} + H2O + Cl2 =>
Cr2O7{-2} + 6 Cl{-} + 14 H{+} = 2 Cr{3+} + 7 H2O + 3 Cl2
CaCl2 + H2O = CaO + HCl =>
CaCl2 + H2O = CaO + 2 HCl
Be + HCl = H2Be + Cl =>
Be + 2 HCl = H2Be + 2 Cl
KClO3 + H2SO4 = KHSO4 + O2 + ClO2 + H20(water) =>
20 KClO3 + 20 H2SO4 = 20 KHSO4 + 10 O2 + 20 ClO2 + H20(water)
P4O6 + Br2 = P2Br4 + O2 =>
P4O6 + 4 Br2 = 2 P2Br4 + 3 O2
C4H9OH + KMnO4 = C4H8O + H2O + MnO2 + KOH =>
3 C4H9OH + 2 KMnO4 = 3 C4H8O + 2 H2O + 2 MnO2 + 2 KOH
Fe2{+} + MnO4 + H = Fe3{+} + Mn2{+} + H2O =>
3 Fe2{+} + 2 MnO4 + 16 H = 2 Fe3{+} + Mn2{+} + 8 H2O
N2O + CO = N2 + CO2 =>
N2O + CO = N2 + CO2
S8 + Cl = SCl =>
S8 + 8 Cl = 8 SCl
HClO3 + Ba(OH)2 = HClO4 + Ba + H2O =>
HClO3 + Ba(OH)2 = HClO4 + Ba + H2O
NaBr + NaClO3 + H2O = NaCl + NaOH + Br2 =>
6 NaBr + NaClO3 + 3 H2O = NaCl + 6 NaOH + 3 Br2
NaCl + Ba3(PO4)2 = Na + PO4 + BaCl2 =>
6 NaCl + Ba3(PO4)2 = 6 Na + 2 PO4 + 3 BaCl2
NO2 + CO = N2 + CO2 =>
2 NO2 + 4 CO = N2 + 4 CO2
NH4Cl + C6H3N3O7 = HCl + C6H2(NH4)N3O7 =>
NH4Cl + C6H3N3O7 = HCl + C6H2(NH4)N3O7
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Mn(NO3)2 + NaNO3 + H2O = NaMnO2 + HNO3 + NO2 =>
Mn(NO3)2 + NaNO3 + H2O = NaMnO2 + 2 HNO3 + NO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/31/24
Équations équilibrées sur01/30/24
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