| Équations équilibrées la veille |
PbS(k) + 4 H2O2(aq) = PbSO4(k) + 4 H2O(s)
TeO2 + Cr2O7{-2} + H{+}{+} = Cr{+3} + H2O + H2TeO4 =>
3 TeO2 + Cr2O7{-2} + 8 H{+}{+} = 2 Cr{+3} + H2O + 3 H2TeO4
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C5H9O4N + O2 = CO2 + H2O + NH3 =>
2 C5H9O4N + 9 O2 = 10 CO2 + 6 H2O + 2 NH3
F2 + NaC1 = NaF + C12 =>
6 F2 + 12 NaC1 = 12 NaF + C12
KClO3 = K + Cl2 + O2 =>
2 KClO3 = 2 K + Cl2 + 3 O2
K3PO4 + CaS = K3S + CaPO4 =>
K3PO4 + CaS = K3S + CaPO4
K2Cr2O7 + K2HPO3 + H2SO4 = Cr2(SO4)3 + K2HPO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 K2HPO3 + 4 H2SO4 = Cr2(SO4)3 + 3 K2HPO4 + K2SO4 + 4 H2O
AgNO3 + CuSO4 = Cu(NO3) + Ag(SO4) =>
AgNO3 + CuSO4 = Cu(NO3) + Ag(SO4)
BaOH + FeSO4 = BaSO4 + FeOH =>
BaOH + FeSO4 = BaSO4 + FeOH
Gl2 + NO = Gl2O + N =>
Gl2 + NO = Gl2O + N
Ni(OH)2 + H2SO4 = H(OH) + NiSO4 =>
Ni(OH)2 + H2SO4 = 2 H(OH) + NiSO4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
MnO2(s) = Mn2O3(s) + O2(g) =>
4 MnO2(s) = 2 Mn2O3(s) + O2(g)
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
NaOH + CuF = NaF + CuOH =>
NaOH + CuF = NaF + CuOH
HNO3 + NO = NO2 + H2O =>
2 HNO3 + NO = 3 NO2 + H2O
Pb + HNO3 = Pb(NO3)2 + H2 =>
Pb + 2 HNO3 = Pb(NO3)2 + H2
C5H12O4 + HNO3 = C5H8N4O12 + H2O =>
C5H12O4 + 4 HNO3 = C5H8N4O12 + 4 H2O
Cu(NH3)4 + I = CuI + (NH3)4 =>
Cu(NH3)4 + I = CuI + (NH3)4
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
MgC = Mg2C2 =>
2 MgC = Mg2C2
C3H8O3 + C18H34O2 = C21H40O4 + H2O =>
C3H8O3 + C18H34O2 = C21H40O4 + H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
P + Br2 = PBr3 =>
2 P + 3 Br2 = 2 PBr3
SeF4 + LiF = F2 + LiSe =>
2 SeF4 + 2 LiF = 5 F2 + 2 LiSe
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
CuCl2 + Li = LiCl + Cu =>
CuCl2 + 2 Li = 2 LiCl + Cu
MnSO4 + KClO + KOH = K2MnO4 + KCl + K2SO3 + H2O =>
MnSO4 + KClO + 4 KOH = K2MnO4 + KCl + K2SO3 + 2 H2O
S2O3{2-} + Sn{4+} = Sn{2+} + S4O6{2-} =>
2 S2O3{2-} + Sn{4+} = Sn{2+} + S4O6{2-}
AgHO + HBr = H2O + AgBr =>
AgHO + HBr = H2O + AgBr
CrCl3 + H2SO4 = Cr2(SO4)3 + Cl2 + H2S + H2O =>
8 CrCl3 + 15 H2SO4 = 4 Cr2(SO4)3 + 12 Cl2 + 3 H2S + 12 H2O
Pb(s) + H2SO4(aq) = PbSO4 + H2 =>
Pb(s) + H2SO4(aq) = PbSO4 + H2
Si + B = (Si)2B =>
2 Si + B = (Si)2B
Ag2N2O2 + HCl = AgCl + H2N2O2 =>
Ag2N2O2 + 2 HCl = 2 AgCl + H2N2O2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
CuCl2 + (NH4)2S = CuS + (NH4)Cl =>
CuCl2 + (NH4)2S = CuS + 2(NH4)Cl
C2H5CONHCH3 + NaOH = C2H5COONa + CH3NH2 =>
C2H5CONHCH3 + NaOH = C2H5COONa + CH3NH2
Cr{5+} + e = Cr{4+} =>
Cr{5+} + e = Cr{4+}
K3PO4 + CaS = K3S + CaPO4 =>
K3PO4 + CaS = K3S + CaPO4
CrSO4 + AgNO3 = Cr(NO3)2 + Ag2SO4 =>
CrSO4 + 2 AgNO3 = Cr(NO3)2 + Ag2SO4
SPO3 + CoCl = SCl + CoPO3 =>
SPO3 + CoCl = SCl + CoPO3
Pb + H2O = H2 + Pb(OH)2 =>
Pb + 2 H2O = H2 + Pb(OH)2
AlPO4 + NaCl = AlCl3 + Na3PO4 =>
AlPO4 + 3 NaCl = AlCl3 + Na3PO4
CuCo3 + NaOH = CuOH + NaCo3 = cuo + h2o =>
CuCo3 + NaOH = CuOH + NaCo3
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
BaO(s) + Al(s) = AlO2(s) + Ba(s) =>
2 BaO(s) + Al(s) = AlO2(s) + 2 Ba(s)
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
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Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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