| Équations équilibrées la veille |
4 Cr{3+} + 137 I2 + 144 H2O = 2 Cr2O72{-} + 274 I{-} + 288 H{+}
Al(OH)3 + H4SiO4 = Al4(SiO4)3 + H2O =>
4 Al(OH)3 + 3 H4SiO4 = Al4(SiO4)3 + 12 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KMnO4 + C3H6(OH)2 = K2CO3 + Mn2O3 + CO2 + H2O =>
4 KMnO4 + C3H6(OH)2 = 2 K2CO3 + 2 Mn2O3 + CO2 + 4 H2O
H{+} + MnO4{-}(aq) + NO2{-}(aq) = MnO2 + NO3{-}(aq) + H2O =>
2 H{+} + 2 MnO4{-}(aq) + 3 NO2{-}(aq) = 2 MnO2 + 3 NO3{-}(aq) + H2O
K2CrO4 + KOH + H[SnCl3] + H2O = K[Cr(OH)4] + K3[Sn(OH)6] + KCl =>
K2CrO4 + 17 KOH + 3 H[SnCl3] + H2O = K[Cr(OH)4] + 3 K3[Sn(OH)6] + 9 KCl
CrSO4 + HNO3 = Cr(NO3)3 + NO2 + H2SO4 + H2O =>
CrSO4 + 4 HNO3 = Cr(NO3)3 + NO2 + H2SO4 + H2O
ClO = Cl + ClO2 =>
2 ClO = Cl + ClO2
(CH3COO)2Cu + NaOH = CH3COONa + Cu(OH)2 =>
(CH3COO)2Cu + 2 NaOH = 2 CH3COONa + Cu(OH)2
H5IO6 + MnSO4 = HMnO4 + HIO3 + H2SO4 + H2O =>
5 H5IO6 + 2 MnSO4 = 2 HMnO4 + 5 HIO3 + 2 H2SO4 + 7 H2O
(CH3COO)2Cu + NaOH = CH3COONa + Cu(OH)2 =>
(CH3COO)2Cu + 2 NaOH = 2 CH3COONa + Cu(OH)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
S2 + P2O5 = P4 + SO2 =>
5 S2 + 4 P2O5 = 2 P4 + 10 SO2
POCl3 + H2O = H3PO4 + HCl =>
POCl3 + 3 H2O = H3PO4 + 3 HCl
RaCl2 = Ra + Cl2 =>
RaCl2 = Ra + Cl2
F2O + NaOH = NaF + O2 + H2O =>
F2O + 2 NaOH = 2 NaF + O2 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
RaCl2 = Ra + Cl =>
RaCl2 = Ra + 2 Cl
RaCl2 = Ra + Cl2 =>
RaCl2 = Ra + Cl2
Cr(OH)4{-} + ClO{-} + OH{-} = CrO4{-2} + Cl{-} + H2O =>
2 Cr(OH)4{-} + 3 ClO{-} + 2 OH{-} = 2 CrO4{-2} + 3 Cl{-} + 5 H2O
Zn + CrCl3 = CrCl2 + ZnCl2 =>
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
RaCl2 = Ra + Cl2 =>
RaCl2 = Ra + Cl2
H2SO4 + K2Cr2O7 + C2H6O = K2SO4 + Cr2(SO4)3 + C2H4O + H2O =>
4 H2SO4 + K2Cr2O7 + 3 C2H6O = K2SO4 + Cr2(SO4)3 + 3 C2H4O + 7 H2O
(CH3COO)2Cu + NaOH = CH3COONa + Cu(OH)2 =>
(CH3COO)2Cu + 2 NaOH = 2 CH3COONa + Cu(OH)2
RaCl2 = Ra + Cl2 =>
RaCl2 = Ra + Cl2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Mg + O = MgO =>
Mg + O = MgO
RaCl2 = Ra + Cl2 =>
RaCl2 = Ra + Cl2
PBr3 + H2O = H3PO3 + HBr =>
PBr3 + 3 H2O = H3PO3 + 3 HBr
AsH3 + AgNO3 + H2O = Ag + HNO3 + H3AsO3 =>
AsH3 + 6 AgNO3 + 3 H2O = 6 Ag + 6 HNO3 + H3AsO3
PbO2 + SnCl2 + KOH = K2PbO2 + K2SnO3 + KCl + H2O =>
PbO2 + SnCl2 + 6 KOH = K2PbO2 + K2SnO3 + 2 KCl + 3 H2O
RaCl2 = Ra + Cl =>
RaCl2 = Ra + 2 Cl
Cr2O3(s) + OH = Cr(OH)2(s) + CrO4 =>
4 Cr2O3(s) + 10 OH = 5 Cr(OH)2(s) + 3 CrO4
C2H4N2O6 = CO2 + N2 + H2O =>
C2H4N2O6 = 2 CO2 + N2 + 2 H2O
Ag2CrO4(aq) + K2CrO4(aq) = AgK + CrO4 =>
Ag2CrO4(aq) + K2CrO4(aq) = 2 AgK + 2 CrO4
C2H3NaO2 + CaCl = C2H3CaO2 + Na + Cl =>
C2H3NaO2 + CaCl = C2H3CaO2 + Na + Cl
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
FeO3(s) + Al(s) = AlO3(s) + Fe(s) =>
FeO3(s) + Al(s) = AlO3(s) + Fe(s)
RaCl2 = Ra + Cl2 =>
RaCl2 = Ra + Cl2
NaOH + HC2H3O2 = CO2 + H2O + NaC =>
8 NaOH + 5 HC2H3O2 = 2 CO2 + 14 H2O + 8 NaC
RaCl2 = Ra + Cl2 =>
RaCl2 = Ra + Cl2
C20H282O + O2 = CO2 + H2O =>
C20H282O + 90 O2 = 20 CO2 + 141 H2O
RaCl2 = Ra + Cl =>
RaCl2 = Ra + 2 Cl
H3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3*PO4*12MoO3 + NH4NO3 + H2O =>
H3PO4 + 12(NH4)2MoO4 + 21 HNO3 = (NH4)3*PO4*12MoO3 + 21 NH4NO3 + 12 H2O
RaCl2 = Ra + Cl =>
RaCl2 = Ra + 2 Cl
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
C21H30O2 + H2O2 = CO2 + H2O =>
C21H30O2 + 55 H2O2 = 21 CO2 + 70 H2O
AlCl3(aq) + LiOH(aq) = AlOH(aq) + LiCl3(aq) =>
AlCl3(aq) + LiOH(aq) = AlOH(aq) + LiCl3(aq)
C4H8N2O3(aq) + O2(g) = CO2(g) + H20(l) + CH4N2O(aq) =>
5 C4H8N2O3(aq) + 10 O2(g) = 15 CO2(g) + H20(l) + 5 CH4N2O(aq)
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Équations équilibrées sur01/04/25
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