| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaBr(s) + Cl2(g) = Br2(aq) + 2 NaCl(aq)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + NaOH = Al(OH)3 + Na =>
Al + 3 NaOH = Al(OH)3 + 3 Na
Na2CO3(s) + HNO3(aq) = NaNO3(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 HNO3(aq) = 2 NaNO3(aq) + CO2(g) + H2O(l)
HI(aq) + H2O(l) = H3O + I =>
HI(aq) + H2O(l) = H3O + I
CaO + Mg = Ca + MgO2 =>
2 CaO + Mg = 2 Ca + MgO2
Ba(OH)2 + H2(SO4) = BaSO4 + H2O =>
Ba(OH)2 + H2(SO4) = BaSO4 + 2 H2O
FeS2(g) + O2(g) = Fe2O3 + SO2(g) =>
4 FeS2(g) + 11 O2(g) = 2 Fe2O3 + 8 SO2(g)
Br2F3 = Br2 + F2 =>
2 Br2F3 = 2 Br2 + 3 F2
AgO + H2O = Ag(OH)2 =>
AgO + H2O = Ag(OH)2
AlCl3 + HPO4({-}2) = Al(HPO4)3 + Cl({-}2) =>
AlCl3 + 3 HPO4({-}2) = Al(HPO4)3 + 3 Cl({-}2)
H2O2 + MnO2 = MnO4{-} + H{+} + H2O =>
3 H2O2 + 2 MnO2 = 2 MnO4{-} + 2 H{+} + 2 H2O
Pb(CH3COO)2 + Na2S = PbS + CH3COONa =>
Pb(CH3COO)2 + Na2S = PbS + 2 CH3COONa
H2CrO4 + NaCl = NaClO + H2O + Cr2O3 =>
2 H2CrO4 + 3 NaCl = 3 NaClO + 2 H2O + Cr2O3
Na2SO4(aq) + CH3COOH(aq) = CH3COONa(aq) + H2SO4(aq) =>
Na2SO4(aq) + 2 CH3COOH(aq) = 2 CH3COONa(aq) + H2SO4(aq)
Ca(H2PO4)2 = Ca3(PO4)2 + H3PO4 =>
3 Ca(H2PO4)2 = Ca3(PO4)2 + 4 H3PO4
H2CO3 + Cu(OH)2 = Cu(CO3) + H2O =>
H2CO3 + Cu(OH)2 = Cu(CO3) + 2 H2O
NaHCO3(aq) + AgNO3(aq) = Ag2CO3(s) + NaNO3(aq) + HNO3(aq) =>
NaHCO3(aq) + 2 AgNO3(aq) = Ag2CO3(s) + NaNO3(aq) + HNO3(aq)
C7H5N3O6(s) = CO(g) + N2(g) + H2O(g) + C =>
2 C7H5N3O6(s) = 7 CO(g) + 3 N2(g) + 5 H2O(g) + 7 C
Mg(OH)2(s) = MgO(s) + H2O(g) =>
Mg(OH)2(s) = MgO(s) + H2O(g)
CaCO3 + SiO2 = CaSiO3 + CO2 =>
CaCO3 + SiO2 = CaSiO3 + CO2
(CaO)2SiO2 + HCl = CaCl2 + SiO2 + H2O =>
(CaO)2SiO2 + 4 HCl = 2 CaCl2 + SiO2 + 2 H2O
LiMnO4 + NiSO4 + H2SO4 = MnSO4 + Ni2(SO4)3 + Li2SO4 + H2O =>
2 LiMnO4 + 10 NiSO4 + 8 H2SO4 = 2 MnSO4 + 5 Ni2(SO4)3 + Li2SO4 + 8 H2O
(H3PO4) + NH4 = (NH4)3PO4 + H2 =>
2(H3PO4) + 6 NH4 = 2(NH4)3PO4 + 3 H2
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + C3H7COH + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 C4H9OH = Cr2(SO4)3 + K2SO4 + 3 C3H7COH + 7 H2O
SeO2 + H2O = H2SeO3 =>
SeO2 + H2O = H2SeO3
ZnO + Cl2 = ZnCl2 + O2 =>
2 ZnO + 2 Cl2 = 2 ZnCl2 + O2
Hg2Cl2 + NH3 = Hg + HgNH2Cl + NH4Cl =>
Hg2Cl2 + 2 NH3 = Hg + HgNH2Cl + NH4Cl
Li + ZnCl2 = Zn + LiCl =>
2 Li + ZnCl2 = Zn + 2 LiCl
C2H5N + O2 = CO2 + H2O + NO2 =>
4 C2H5N + 17 O2 = 8 CO2 + 10 H2O + 4 NO2
HCl(g) + NH4OH(g) = H2O(l) + NH4Cl(aq) =>
HCl(g) + NH4OH(g) = H2O(l) + NH4Cl(aq)
Ni + Sn(No3)2 = Ni(No3)2 + Sn =>
Ni + Sn(No3)2 = Ni(No3)2 + Sn
Cu + AgNO{3} = CuNO{3}{2} + Ag =>
Cu + AgNO{3} = CuNO{3}{2} + Ag
BF3 + NaH = B2H6 + NaF =>
2 BF3 + 6 NaH = B2H6 + 6 NaF
H2S + SO4 = H2O + S =>
4 H2S + SO4 = 4 H2O + 5 S
K2Cr2O7 = Cr2O3 + K2O + O2 =>
2 K2Cr2O7 = 2 Cr2O3 + 2 K2O + 3 O2
Cu(OH)2CuCO3 = CuO + CO2 + H2O =>
Cu(OH)2CuCO3 = 2 CuO + CO2 + H2O
K2Cr2O7 + HBr = KBr + CrBr3 + Br2 + H2O =>
K2Cr2O7 + 14 HBr = 2 KBr + 2 CrBr3 + 3 Br2 + 7 H2O
Sr(OH)2 + P2O5 = Sr(PO3)2 + H2O =>
Sr(OH)2 + P2O5 = Sr(PO3)2 + H2O
KAlSi3O8 + CO2 + H2O = Al2Si2O5(OH)4 + SiO2 + K{+} + HCO3{-} =>
2 KAlSi3O8 + 2 CO2 + 3 H2O = Al2Si2O5(OH)4 + 4 SiO2 + 2 K{+} + 2 HCO3{-}
NaOH + H3AlO3 = Na3AlO3 + H2O =>
3 NaOH + H3AlO3 = Na3AlO3 + 3 H2O
Sr + As = SrAs =>
Sr + As = SrAs
CH3COOH + NH4OH = NH4CH3COO + H2O =>
CH3COOH + NH4OH = NH4CH3COO + H2O
Ca(OH)2 + Cl = CaOCl2 + H2O =>
Ca(OH)2 + 2 Cl = CaOCl2 + H2O
Mg + Sc{3+} = Mg{2+} + Sc =>
3 Mg + 2 Sc{3+} = 3 Mg{2+} + 2 Sc
Cr2O3 + H2SO4 = Cr2(SO4)3 + H2O =>
Cr2O3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2O
Zn + HClO3 = Zn(ClO3)2 + Cl2 + H2O =>
5 Zn + 12 HClO3 = 5 Zn(ClO3)2 + Cl2 + 6 H2O
Sb2O3 + H2O = Sb(OH)3 =>
Sb2O3 + 3 H2O = 2 Sb(OH)3
KI + O3 = KO2 + I2 =>
6 KI + 4 O3 = 6 KO2 + 3 I2
Au + H2SO4 = AuSO4 + SO2 + H2O =>
Au + 2 H2SO4 = AuSO4 + SO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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