| Équations équilibrées la veille |
S8(s) + 8 Na2SO3(aq) = 8 Na2S2O3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
HBr + (NH4)2SO4 = HBrSO4 + NH4 =>
HBr + (NH4)2SO4 = HBrSO4 + 2 NH4
BeO + Ca(OH)2 = CaO + Be(OH)2 =>
BeO + Ca(OH)2 = CaO + Be(OH)2
C6H6 + HNO3 = C6H5NO2 + H2O =>
C6H6 + HNO3 = C6H5NO2 + H2O
CCl2 + Cl2CCCl2 = C3Cl6 =>
CCl2 + Cl2CCCl2 = C3Cl6
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
K2Cr2O7 + NaNO2 + HCl = CrCl3 + KCl + NaNO3 + H2O =>
K2Cr2O7 + 3 NaNO2 + 8 HCl = 2 CrCl3 + 2 KCl + 3 NaNO3 + 4 H2O
SO3(g) + H2O(l) = H2SO4(l) =>
SO3(g) + H2O(l) = H2SO4(l)
FeCr207 + K2CO3 + O2 = Fe2O3 + K2CrO4 + CO2 =>
4 FeCr207 + 828 K2CO3 + 1245 O2 = 2 Fe2O3 + 828 K2CrO4 + 828 CO2
HPO3 + Ti(OH)3 = Ti(PO3)3 + H2O =>
3 HPO3 + Ti(OH)3 = Ti(PO3)3 + 3 H2O
MnSO4 + KBrO3 + NaOH = MnO(OH) + KBr + Na2SO4 + H2O =>
6 MnSO4 + KBrO3 + 12 NaOH = 6 MnO(OH) + KBr + 6 Na2SO4 + 3 H2O
CH4 + O2 = H + CO =>
2 CH4 + O2 = 8 H + 2 CO
Na2O2 + NaCrO + H2O = NaOH + Na2CrO4 =>
5 Na2O2 + 2 NaCrO + 4 H2O = 8 NaOH + 2 Na2CrO4
KI + HCl + MnO2 = I2 + H2O + KCl + MnCl2 =>
2 KI + 4 HCl + MnO2 = I2 + 2 H2O + 2 KCl + MnCl2
C4H8S + I2 = CH3I2 + C2H3CH2S =>
C4H8S + I2 = CH3I2 + C2H3CH2S
Cr2O3 + CH4 = Cr3C2 + O2 + H2 =>
6 Cr2O3 + 8 CH4 = 4 Cr3C2 + 9 O2 + 16 H2
Ni(OH)2 + C6H8O7 = Ni3(C6H5O7)2 + H2O =>
3 Ni(OH)2 + 2 C6H8O7 = Ni3(C6H5O7)2 + 6 H2O
H2SO2 = SO2 + H =>
H2SO2 = SO2 + 2 H
Fe(s) + HCl(aq) = FeCl14(aq) + H2(g) =>
Fe(s) + 14 HCl(aq) = FeCl14(aq) + 7 H2(g)
Ag(NO3) + KI = AgK + I(NO3) =>
Ag(NO3) + KI = AgK + I(NO3)
K2CO3(aq) + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3(aq) + Ca(NO3)2 = 2 KNO3 + CaCO3
[Ca5(PO4)3(OH)] + H3PO4 + H2O = Ca(H2PO4)2*H2O =>
[Ca5(PO4)3(OH)] + 7 H3PO4 + 4 H2O = 5 Ca(H2PO4)2*H2O
Al2O3 + KOH + H2O = K[Al(OH)4] =>
Al2O3 + 2 KOH + 3 H2O = 2 K[Al(OH)4]
KClO3 + Na2S2O5 + NaOH = NaCl + H2O + K2SO4 + Na2SO4 =>
2 KClO3 + 3 Na2S2O5 + 6 NaOH = 2 NaCl + 3 H2O + K2SO4 + 5 Na2SO4
Cl2(g) + KBr = (aq)KCl(aq) + Br2(l) =>
Cl2(g) + 2 KBr = 2(aq)KCl(aq) + Br2(l)
Al(OH)3(s) + NaOH(ac) = NaAlO2 + H2O =>
Al(OH)3(s) + NaOH(ac) = NaAlO2 + 2 H2O
Cu + HCl + HNO3 = CuCl42{-} + NO + H{+} + H2O =>
3 Cu + 126 HCl + 41 HNO3 = 3 CuCl42{-} + 41 NO + 3 H{+} + 82 H2O
Cl2(g) + CuBr2(aq) = CuCl2(aq) + Br2(l) =>
Cl2(g) + CuBr2(aq) = CuCl2(aq) + Br2(l)
Ba(C2H3O2)2 + CaBr2 = BaBr2 + Ca(C2H3O2)2 =>
Ba(C2H3O2)2 + CaBr2 = BaBr2 + Ca(C2H3O2)2
C7H11N5 + O2 = CO2 + H2O + NO2 =>
4 C7H11N5 + 59 O2 = 28 CO2 + 22 H2O + 20 NO2
Cr(s) + H2SO4(aq) = Cr2(SO4)3(aq) + H2(g) =>
2 Cr(s) + 3 H2SO4(aq) = Cr2(SO4)3(aq) + 3 H2(g)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Cl2O7 + Sn(OH)4 = Sn(ClO4)4 + H2O =>
2 Cl2O7 + Sn(OH)4 = Sn(ClO4)4 + 2 H2O
Cu(OH)2 = CuO + H2O = Cu(OH)2 =>
Cu(OH)2 = CuO + H2O
K2SO4(aq) + AgNO3(aq) = Ag2SO4(s) + KNO3(aq) =>
K2SO4(aq) + 2 AgNO3(aq) = Ag2SO4(s) + 2 KNO3(aq)
FeCl3 + K2SO3 + HOH = Fe(OH)3 + H2SO3 + KCl =>
2 FeCl3 + 3 K2SO3 + 6 HOH = 2 Fe(OH)3 + 3 H2SO3 + 6 KCl
S8 + NO3 = NO + SO2 =>
S8 + 8 NO3 = 8 NO + 8 SO2
XOH = X2O + H2O =>
2 XOH = X2O + H2O
TlOH + MgBr2 = Mg(OH) + TlBr2 =>
TlOH + MgBr2 = Mg(OH) + TlBr2
H2SiO3 = H2 + Si + O2 =>
2 H2SiO3 = 2 H2 + 2 Si + 3 O2
CuS2 + O = Cu2O + SO =>
2 CuS2 + 5 O = Cu2O + 4 SO
Al(OH)3(s) + CH3COOH(aq) = (CH3COO)3Al(aq) + H2O(l) =>
Al(OH)3(s) + 3 CH3COOH(aq) = (CH3COO)3Al(aq) + 3 H2O(l)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeO4{2-} + H2O = Fe2O3 + O2 + OH{-} =>
4 FeO4{2-} + 4 H2O = 2 Fe2O3 + 3 O2 + 8 OH{-}
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Ca3Cr2Si3O12 + KOH + KClO3 = CaSiO3 + KCl + K2CrO4 + H2O =>
Ca3Cr2Si3O12 + 4 KOH + KClO3 = 3 CaSiO3 + KCl + 2 K2CrO4 + 2 H2O
Ni + Co = Ni2Co3 =>
2 Ni + 3 Co = Ni2Co3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
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Équations équilibrées sur01/08/25
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