| Équations équilibrées la veille |
Cl2 + 2 NaI = 2 NaCl + I2
C + NaOH = Na + C(OH)2 =>
C + 2 NaOH = 2 Na + C(OH)2
Cr2O7{2+} + FeSO4 + H{+} = Fe{3+} + Cr{3+} + H2O + SO4{2-} =>
Cr2O7{2+} + 10 FeSO4 + 14 H{+} = 10 Fe{3+} + 2 Cr{3+} + 7 H2O + 10 SO4{2-}
CaO + H2O = Ca(OH)2 = =>
CaO + H2O = Ca(OH)2
H3PO4 = P2O5 + H2O =>
2 H3PO4 = P2O5 + 3 H2O
Al + CuSO4 = AlS3O12 + Cu =>
Al + 3 CuSO4 = AlS3O12 + 3 Cu
C9H8O4 + Ca(OH)2 = H2O + CaCO =>
C9H8O4 + 9 Ca(OH)2 = 13 H2O + 9 CaCO
H3(PO3) + Cu = Cu(PO3) + H3 =>
H3(PO3) + Cu = Cu(PO3) + H3
CH3COOH + Fe2(SO4)3 = (CH3COO)3Fe + H2SO4 =>
6 CH3COOH + Fe2(SO4)3 = 2(CH3COO)3Fe + 3 H2SO4
KI + H2O = K2O + HI =>
2 KI + H2O = K2O + 2 HI
S + KOH + H2SO4 = K2S2O3 + H2O =>
4 S + 6 KOH + 2 H2SO4 = 3 K2S2O3 + 5 H2O
A1 + C = A1C3 =>
A1 + 3 C = A1C3
HCl(aq) + FeCl2(aq) + H2O2(aq) = FeCl3(aq) + H2O(l) =>
2 HCl(aq) + 2 FeCl2(aq) + H2O2(aq) = 2 FeCl3(aq) + 2 H2O(l)
CS2 + NH3 = H2S + NH4SCN =>
CS2 + 2 NH3 = H2S + NH4SCN
Fe + S + O3 = FeSO4 =>
3 Fe + 3 S + 4 O3 = 3 FeSO4
Zn(s) + CUSO4(aq) = ZnSO4(aq) + CU(s) =>
Zn(s) + CUSO4(aq) = ZnSO4(aq) + CU(s)
NaClO + NH4Cl = NaCl + N2 + H2O + Cl2 =>
4 NaClO + 2 NH4Cl = 4 NaCl + N2 + 4 H2O + Cl2
N2O3 = N + O =>
N2O3 = 2 N + 3 O
C2H6 + O3 = CO2 + H2O =>
3 C2H6 + 7 O3 = 6 CO2 + 9 H2O
NaBrO + Cr2O3 + NaCO3 = Na2CrO4 + NaBr + CO2 =>
NaBrO + Cr2O3 + 4 NaCO3 = 2 Na2CrO4 + NaBr + 4 CO2
K2Cr2O7 + C3H6 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 2 C3H6 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 8 H2O
[CoH2O(NH3)5]Cl3 = [CoCl(NH3)5]Cl2 + H2O =>
[CoH2O(NH3)5]Cl3 = [CoCl(NH3)5]Cl2 + H2O
C2H6O + Cr2O7{2-} + H3O{+} = CH3CHO + Cr{3+} + H2O =>
3 C2H6O + Cr2O7{2-} + 8 H3O{+} = 3 CH3CHO + 2 Cr{3+} + 15 H2O
Pb(NO3)2 = Pb0 + NO + O2 =>
Pb(NO3)2 = Pb0 + 2 NO + 2 O2
Be + HNO3 = BeH2O4 + NO =>
Be + 2 HNO3 = BeH2O4 + 2 NO
Water + P4O10 = phosphoricacid =>
6 H2O + P4O10 = 4 H3PO4
K2Cr2O7 + SnCl2 + H2SO4 = Cr2(SO4)3 + K2SO4 + Sn(SO4)2 + Cl2 + H2O =>
2 K2Cr2O7 + 3 SnCl2 + 14 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 Sn(SO4)2 + 3 Cl2 + 14 H2O
SO2(l) + IO3{-}(aq) + H2O(l) = SO4{2-}(aq) + I{-}(aq) + H{+}(aq) =>
3 SO2(l) + IO3{-}(aq) + 3 H2O(l) = 3 SO4{2-}(aq) + I{-}(aq) + 6 H{+}(aq)
K2SO4 + BaCl2 = ClK + BaSO4 =>
K2SO4 + BaCl2 = 2 ClK + BaSO4
NaOCH3 + HCN = NaCN + CH3OH =>
NaOCH3 + HCN = NaCN + CH3OH
Ca(OH)3PO4 + H2 = CaHPO4 + H2O =>
Ca(OH)3PO4 + 2 H2 = CaHPO4 + 3 H2O
H2O + C12H24O2 + C4H2 = C4H8O =>
3 H2O + 2 C12H24O2 + C4H2 = 7 C4H8O
NH3 + Cu(NO3)2 = CuN + H3(NO3)2 =>
NH3 + Cu(NO3)2 = CuN + H3(NO3)2
Br2 + OH{-} = Br{-} + BrO3{+} + H2O =>
4 Br2 + 6 OH{-} = 7 Br{-} + BrO3{+} + 3 H2O
H2O + NaHCO3 + C6H8O42 = H2ONaHCO3C6H8O42 =>
H2O + NaHCO3 + C6H8O42 = H2ONaHCO3C6H8O42
H4 + N = H4N =>
H4 + N = H4N
NaHCO3 + HCH3COO = H2O + CO2 + NaCH2COO =>
8 NaHCO3 + 7 HCH3COO = 10 H2O + 6 CO2 + 8 NaCH2COO
H{+}{+} + S8 + SO4{2-} = SO2 + H2O =>
32 H{+}{+} + S8 + 16 SO4{2-} = 24 SO2 + 16 H2O
Pb + I2 = Pb5I4 =>
5 Pb + 2 I2 = Pb5I4
CuSO45H2O + Na2SO3 + KI = CuI + H2O + K2SO4 + Na2SO4 + HI =>
2 CuSO45H2O + 83 Na2SO3 + 4 KI = 2 CuI + H2O + 2 K2SO4 + 83 Na2SO4 + 2 HI
Sc(OH)3 = H2O + ScO2H =>
Sc(OH)3 = H2O + ScO2H
O2 + CH3NO = CO2 + H2O + N2 =>
5 O2 + 4 CH3NO = 4 CO2 + 6 H2O + 2 N2
NiC2O4(H2O)2(s) + O2(g) = Ni2O3(s) + H2O(g) + CO2(g) =>
4 NiC2O4(H2O)2(s) + 3 O2(g) = 2 Ni2O3(s) + 8 H2O(g) + 8 CO2(g)
SO3{2-} + MnO4 + H{+} = SO3 + H2O + Mn2{+} =>
15 SO3{2-} + 4 MnO4 + 32 H{+} = 15 SO3 + 16 H2O + 2 Mn2{+}
Na2S2O3 + HCl = SO2 + SH2O + NaCl =>
Na2S2O3 + 2 HCl = SO2 + SH2O + 2 NaCl
CaO + HClO2 = Ca(ClO2)2 + H2O =>
CaO + 2 HClO2 = Ca(ClO2)2 + H2O
Zn + H2SO4 + NaOH = ZnSO4 + Na + H2O =>
Zn + H2SO4 + 2 NaOH = ZnSO4 + 2 Na + 2 H2O
KF + BeS = K2S + BeF2 =>
2 KF + BeS = K2S + BeF2
PbCl2 + H2SO4 = HCl + PbSO4(s) =>
PbCl2 + H2SO4 = 2 HCl + PbSO4(s)
Cr(OH)3 + HNO3 = Cr(NO3)3 + H2O =>
Cr(OH)3 + 3 HNO3 = Cr(NO3)3 + 3 H2O
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