| Équations équilibrées la veille |
(NaPO3)6 + 6 H2O = 6 Na(H2PO4)
BaCl2(aq) + Na2S(aq) = BaS(s) + NaCl(aq) =>
BaCl2(aq) + Na2S(aq) = BaS(s) + 2 NaCl(aq)
C2H5COOH + K2CO3 = C2H5COOK + H2CO3 =>
2 C2H5COOH + K2CO3 = 2 C2H5COOK + H2CO3
Ag + KClO3 = KCl + Ag2O =>
6 Ag + KClO3 = KCl + 3 Ag2O
Al(s) + H2SO4 = Al2(SO4)3 + H2(g) =>
2 Al(s) + 3 H2SO4 = Al2(SO4)3 + 3 H2(g)
B2H6 + K2Cr2O7 + H2SO4 = H3BO3 + Cr2(SO4)3 + K2SO4 + H2O =>
B2H6 + 2 K2Cr2O7 + 8 H2SO4 = 2 H3BO3 + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O
CuO + C2H4O2 = Cu(C2H3O2)2 + H2O =>
CuO + 2 C2H4O2 = Cu(C2H3O2)2 + H2O
SnO2(s) + C(s) = Sn(l) + CO2(g) =>
SnO2(s) + C(s) = Sn(l) + CO2(g)
BaCl2(Ac) + Na2SO4(Ac) = BaSO4(s) + NaCl(Ac) =>
BaCl2(Ac) + Na2SO4(Ac) = BaSO4(s) + 2 NaCl(Ac)
Na2SO4 = Na2O + SO3 =>
Na2SO4 = Na2O + SO3
Fe(OH)3(s) + H2SO4 = Fe2(SO4)3 + H2O(l) =>
2 Fe(OH)3(s) + 3 H2SO4 = Fe2(SO4)3 + 6 H2O(l)
K3[Fe(CN)6] + MnSO4 = KMn[Fe(CN)6] + K2SO4 =>
K3[Fe(CN)6] + MnSO4 = KMn[Fe(CN)6] + K2SO4
CHCl3 + CuO = CuCl2 + Cu + CO2 + H2O =>
2 CHCl3 + 5 CuO = 3 CuCl2 + 2 Cu + 2 CO2 + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NH4 + O2 = NH4NO3 + H2O =>
4 NH4 + 5 O2 = 2 NH4NO3 + 4 H2O
HCOOH + NaHCO3 = HCOONa + H2O + CO2 =>
HCOOH + NaHCO3 = HCOONa + H2O + CO2
Co2O3 + CO = Co + CO2 =>
Co2O3 + 3 CO = 2 Co + 3 CO2
N2 + O2 + H2O = HNO3 =>
2 N2 + 5 O2 + 2 H2O = 4 HNO3
NaN3 + AgNO3 = AgN3 + NaNO3 =>
NaN3 + AgNO3 = AgN3 + NaNO3
C2H6O + PCl5 = C2H5Cl + POCl3 + HCl =>
C2H6O + PCl5 = C2H5Cl + POCl3 + HCl
CH3CSNH2 + H2O = CH3COO{-} + NH4{+} + H2S =>
CH3CSNH2 + 2 H2O = CH3COO{-} + NH4{+} + H2S
C2H6 + Br = C2Br6 + HBr =>
C2H6 + 12 Br = C2Br6 + 6 HBr
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Na + CI2 = NaCI + I2 =>
2 Na + 2 CI2 = 2 NaCI + I2
Br2(aq) + KI(aq) = I2(aq) + KBr(aq) =>
Br2(aq) + 2 KI(aq) = I2(aq) + 2 KBr(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C7H6O2 = C + H + O =>
C7H6O2 = 7 C + 6 H + 2 O
MnO2(S) + H2SO4(l) = Mn(SO4)2(S) + H2O(l) =>
MnO2(S) + 2 H2SO4(l) = Mn(SO4)2(S) + 2 H2O(l)
K + NH3 = KNH3 =>
K + NH3 = KNH3
Cr2(SO4)3 + (NH4)2S2O8 + H2O = (NH4)2Cr2O7 + H2SO4 + (NH4)2SO4 =>
Cr2(SO4)3 + 3(NH4)2S2O8 + 7 H2O = (NH4)2Cr2O7 + 7 H2SO4 + 2(NH4)2SO4
Zn(OH)2 + K2O = ZnO + KOH =>
Zn(OH)2 + K2O = ZnO + 2 KOH
SrF2 + H2O = Sr + O2 + HF =>
2 SrF2 + 2 H2O = 2 Sr + O2 + 4 HF
P + CaO = P2O5 + Ca =>
2 P + 5 CaO = P2O5 + 5 Ca
WO + H2 = W + H2O =>
WO + H2 = W + H2O
K + Br2 = K4Br2 =>
4 K + Br2 = K4Br2
C6H5Br + NaOH = C6H5ONa + HBr =>
C6H5Br + NaOH = C6H5ONa + HBr
CH3Cl + C2H5Br + Na = C3H8 + NaCl + NaBr =>
CH3Cl + C2H5Br + 2 Na = C3H8 + NaCl + NaBr
NaOH(aq) + CuSO4 = Na2SO4(aq) + Cu(OH)2 =>
2 NaOH(aq) + CuSO4 = Na2SO4(aq) + Cu(OH)2
Cu(NO3)2 + K3Fe(CN)6 = Cu3Fe(CN)6 + K(NO3)2 =>
3 Cu(NO3)2 + K3Fe(CN)6 = Cu3Fe(CN)6 + 3 K(NO3)2
CF2Cl2 = CF2Cl + Cl2 =>
2 CF2Cl2 = 2 CF2Cl + Cl2
Cu(NH3)4 + HCl = CuCl4 + NH4 =>
Cu(NH3)4 + 4 HCl = CuCl4 + 4 NH4
FeO = Fe + O2 =>
2 FeO = 2 Fe + O2
FeCl3 + K3PO4 = Fe(PO4) + KCl =>
FeCl3 + K3PO4 = Fe(PO4) + 3 KCl
CrO4{2-} + Cl{-} + H{+} = Cr{3+} + HClO2 + H2O =>
4 CrO4{2-} + 3 Cl{-} + 23 H{+} = 4 Cr{3+} + 3 HClO2 + 10 H2O
Na2Cr2O7 + HCl = CrO2Cl2NaCl + H2O =>
Na2Cr2O7 + 6 HCl = 2 CrO2Cl2NaCl + 3 H2O
K2HgI4 + KOH + NH3 = H2NHgOHgI + KI + H2O =>
2 K2HgI4 + 3 KOH + NH3 = H2NHgOHgI + 7 KI + 2 H2O
C + H + O2 = C2H5OH =>
4 C + 12 H + O2 = 2 C2H5OH
CHCl3 + CuO = CuCl2 + Cu + CO2 + H2O =>
2 CHCl3 + 5 CuO = 3 CuCl2 + 2 Cu + 2 CO2 + H2O
HBr(aq) + NiS(s) = H2S(g) + NiBr2(aq) =>
2 HBr(aq) + NiS(s) = H2S(g) + NiBr2(aq)
CuCl2*2H2O + NH4Cl = (NH4Cl)2*CuCl2*2H2O =>
CuCl2*2H2O + 2 NH4Cl = (NH4Cl)2*CuCl2*2H2O
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Équations équilibrées sur10/26/24
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