| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Pb(NO3)2 + 2(NH4)3(PO4) = Pb3(PO4)2 + 6 NH4(NO3)
C12H24S2 + O2 = CO2 + H2O + SO2 =>
C12H24S2 + 20 O2 = 12 CO2 + 12 H2O + 2 SO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
PBr3 = P + Br2 =>
2 PBr3 = 2 P + 3 Br2
Fe(s) + CuNO3 = Cu(s) + Fe(NO3)2 =>
Fe(s) + 2 CuNO3 = 2 Cu(s) + Fe(NO3)2
C3H8(s) + O2(g) = CO2(g) + H2O(l) =>
C3H8(s) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
Co(NO)3 + NaOCl + H2O = Co2O3 + NaCl + HNO3 =>
2 Co(NO)3 + 12 NaOCl + 3 H2O = Co2O3 + 12 NaCl + 6 HNO3
NaI + Al2(SO4)3 = Na2SO4 + AlI3 =>
6 NaI + Al2(SO4)3 = 3 Na2SO4 + 2 AlI3
Cu(s) + H2O(l) = Cu(OH)2 + H2 =>
Cu(s) + 2 H2O(l) = Cu(OH)2 + H2
SnI4 + CH3COCH3 = (CH3COCH3)Sn + I2 =>
SnI4 + CH3COCH3 = (CH3COCH3)Sn + 2 I2
N2O5 = N2O4 + O2 =>
2 N2O5 = 2 N2O4 + O2
MnO4{-} + HSO3{-} + OH{-} = MnO4{2-} + HSO4{-} + H2O =>
2 MnO4{-} + HSO3{-} + 2 OH{-} = 2 MnO4{2-} + HSO4{-} + H2O
Na{+} + H2O = NaOH + H{+} =>
Na{+} + H2O = NaOH + H{+}
Eu + HF = EuF3 + H2 =>
2 Eu + 6 HF = 2 EuF3 + 3 H2
NaAl(OH)4 + CO2 = Na2CO3 + Al(OH)3 + H2O =>
2 NaAl(OH)4 + CO2 = Na2CO3 + 2 Al(OH)3 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3COOH + (CH3)2CHCH2CH2OH = CH3COOCH2CH(CH3)2 + H2O =>
5 CH3COOH + 4(CH3)2CHCH2CH2OH = 5 CH3COOCH2CH(CH3)2 + 4 H2O
AgNO3 + Ca(CH3COO)2 = Ca(NO3)2 + Ag(CH3COO) =>
2 AgNO3 + Ca(CH3COO)2 = Ca(NO3)2 + 2 Ag(CH3COO)
Fe + H2S = FeS + H2 =>
Fe + H2S = FeS + H2
CrCl3 + NaOH = Cr(OH)3 + NaCl =>
CrCl3 + 3 NaOH = Cr(OH)3 + 3 NaCl
Zn(OH)2 + NaOH = Na2ZnO2 + H2O =>
Zn(OH)2 + 2 NaOH = Na2ZnO2 + 2 H2O
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
Na2SO4 + Cu(OH)2 + HCl = HNa2Cl + CuSO4(OH)2 =>
Na2SO4 + Cu(OH)2 + HCl = HNa2Cl + CuSO4(OH)2
HNO3 + (NH4)2MoO4 + Na3PO4 = (NH4)3PMo12O40 + NH4NO3 + NaNO3 + H2O =>
24 HNO3 + 12(NH4)2MoO4 + Na3PO4 = (NH4)3PMo12O40 + 21 NH4NO3 + 3 NaNO3 + 12 H2O
HO = H + O =>
HO = H + O
FeCl2 + Br2 = FeCl3 + FeBr2 =>
3 FeCl2 + Br2 = 2 FeCl3 + FeBr2
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
KNO2 + K2Cr2O7 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + K2Cr2O7 + 8 HNO3 = 5 KNO3 + 2 Cr(NO3)3 + 4 H2O
NH4NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
BaCO3 + HNO3 = Ba(NO3)2 + H2CO3 =>
BaCO3 + 2 HNO3 = Ba(NO3)2 + H2CO3
(COOH)2 + NaOH = NaCOO + H2O =>
(COOH)2 + 2 NaOH = 2 NaCOO + 2 H2O
NaO + CO2 = Na2CO3 + O2 =>
4 NaO + 2 CO2 = 2 Na2CO3 + O2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cr2O3 + KClO3 + KOH = K2CrO4 + KCl + H2O =>
Cr2O3 + KClO3 + 4 KOH = 2 K2CrO4 + KCl + 2 H2O
MgCl2 + Li3Po4 = Mg3(Po4)2 + LiCl =>
3 MgCl2 + 2 Li3Po4 = Mg3(Po4)2 + 6 LiCl
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
H3PO4(aq) + Sr(OH)2(aq) = H2O + Sr3(PO4)2 =>
2 H3PO4(aq) + 3 Sr(OH)2(aq) = 6 H2O + Sr3(PO4)2
C4H8 + Cl2 = C + HCl =>
C4H8 + 4 Cl2 = 4 C + 8 HCl
Cu(s) + H2O(l) = Cu(OH)2 + H2 =>
Cu(s) + 2 H2O(l) = Cu(OH)2 + H2
ZnBr + Na2CO3 = ZnCO3 + Na2Br =>
ZnBr + Na2CO3 = ZnCO3 + Na2Br
K2CrO4(aq) + NiCl2(aq) = KCl(aq) + NiCrO4(s) =>
K2CrO4(aq) + NiCl2(aq) = 2 KCl(aq) + NiCrO4(s)
NaF + CaO + H2O = CaF2 + NaOH =>
2 NaF + CaO + H2O = CaF2 + 2 NaOH
CO + H2O = CO2 + H =>
CO + H2O = CO2 + 2 H
OF2 + NaOH = O2 + NaF + H2 =>
2 OF2 + 4 NaOH = 3 O2 + 4 NaF + 2 H2
CuCO3 + CaCl2 = CaCO3 + CuCl2 =>
CuCO3 + CaCl2 = CaCO3 + CuCl2
HF + Nb(OH)4 = NbF4 + H2O =>
4 HF + Nb(OH)4 = NbF4 + 4 H2O
Cu2O(s) = Cu9(s) + O2(g) =>
18 Cu2O(s) = 4 Cu9(s) + 9 O2(g)
Li2O + HOH = LiOH =>
Li2O + HOH = 2 LiOH
H2Br2 = H2 + Br2 =>
H2Br2 = H2 + Br2
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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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