| Équations équilibrées la veille |
12 Co2{+} + 31 O2 + 144 CN{-} + 62 H2O = 8[Co(CN)6]3{-} + 124 OH{-}
FeCl2 + HNO3(const) = Fe(NO3)3 + HCl + H2O + NO2 =>
FeCl2 + 4 HNO3(const) = Fe(NO3)3 + 2 HCl + H2O + NO2
Zr + N2 = ZrN2 =>
Zr + N2 = ZrN2
ZnNO3 + Nh4Br = ZnBr + Nh4NO3 =>
ZnNO3 + Nh4Br = ZnBr + Nh4NO3
C3H5COOH + Na = C3H5COONa + H2 =>
2 C3H5COOH + 2 Na = 2 C3H5COONa + H2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
PbO = Pb + O2 =>
2 PbO = 2 Pb + O2
H2S + KMnO4 = S + KMnO2 + H2O =>
2 H2S + KMnO4 = 2 S + KMnO2 + 2 H2O
Ba(OH)2 + P2O5 = Ba3(PO4)2 + Ba(H2PO4)2 =>
6 Ba(OH)2 + 4 P2O5 = Ba3(PO4)2 + 3 Ba(H2PO4)2
Na2SO3 + S8 = Na2SS2O3 =>
4 Na2SO3 + S8 = 4 Na2SS2O3
Sn{2+} + BrO4{-} + Cl{-} + H{+} = Br{-} + SnCl6{2-} + H2O =>
4 Sn{2+} + BrO4{-} + 24 Cl{-} + 8 H{+} = Br{-} + 4 SnCl6{2-} + 4 H2O
CH3CH2CH2CH3 + O2 = (CO)2O + H2O =>
2 CH3CH2CH2CH3 + 11 O2 = 4(CO)2O + 10 H2O
Zr + N = Zr3N =>
3 Zr + N = Zr3N
FeO + HNO = FeO(NO) + H =>
FeO + HNO = FeO(NO) + H
H2O + As2S5 + KClO2 = H3AsO4 + H2SO4 + KCl =>
8 H2O + As2S5 + 10 KClO2 = 2 H3AsO4 + 5 H2SO4 + 10 KCl
Rb + H2O = RbO + H2 =>
Rb + H2O = RbO + H2
Cl(g) + H2O(l) = HCl(aq) + HClO3(aq) =>
6 Cl(g) + 3 H2O(l) = 5 HCl(aq) + HClO3(aq)
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Li + CO2 + H2O = LiH(CO3)2 + H2 =>
2 Li + 4 CO2 + 4 H2O = 2 LiH(CO3)2 + 3 H2
Zr + N = Zr3N4 =>
3 Zr + 4 N = Zr3N4
Zn + MnSO4 = ZnSO4 + Mn =>
Zn + MnSO4 = ZnSO4 + Mn
B(OH)3 + Ag = AgOH + B =>
B(OH)3 + 3 Ag = 3 AgOH + B
C5H10 + KMnO4 + H2SO4 = C3H6O + K2SO4 + MnSO4 + H2O =>
3 C5H10 + 2 KMnO4 + 3 H2SO4 = 5 C3H6O + K2SO4 + 2 MnSO4 + 3 H2O
NaOH + Cl2 = H2O + NaCl + NaClO2 =>
4 NaOH + 2 Cl2 = 2 H2O + 3 NaCl + NaClO2
Ag + HCl = AgCl + H =>
Ag + HCl = AgCl + H
Al(OH)3 + Rb2Co3 = Al2(Co3)3 + RbOH =>
2 Al(OH)3 + 3 Rb2Co3 = Al2(Co3)3 + 6 RbOH
Ag + HCl = AgCl + H =>
Ag + HCl = AgCl + H
Al + FeSO4 = Al2(SO4)3 + Fe =>
2 Al + 3 FeSO4 = Al2(SO4)3 + 3 Fe
Ca3Fe2(SiO4)3 + CO2 + CaFeSi2O6 = CaCO3 + SiO2 + Fe3O4 =>
Ca3Fe2(SiO4)3 + 4 CO2 + CaFeSi2O6 = 4 CaCO3 + 5 SiO2 + Fe3O4
KBH4 + H2O = KBO2 + H2 =>
KBH4 + 2 H2O = KBO2 + 4 H2
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
Ba(NO3)2 + Li2CO3 = BaCO3 + LiNO3 =>
Ba(NO3)2 + Li2CO3 = BaCO3 + 2 LiNO3
Cu(NO3)2 + SnCl2 = Cu + NO3{-} + Sn2{+} + Cl2 =>
Cu(NO3)2 + 4 SnCl2 = Cu + 2 NO3{-} + 2 Sn2{+} + 4 Cl2
AgF2 + K = KF + Ag =>
AgF2 + 2 K = 2 KF + Ag
Cu{3+} + I{-} = CuI + I2 =>
Cu{3+} + 3 I{-} = CuI + I2
Fe2(SO4)3 + H2O = Fe2(SO4)3(H2O)5 =>
Fe2(SO4)3 + 5 H2O = Fe2(SO4)3(H2O)5
Cu(OH)2(aq) = CuO(s) + H2O(l) =>
Cu(OH)2(aq) = CuO(s) + H2O(l)
K2CO3 + H3(PO4) = K3(PO4) + H2O + CO2 =>
3 K2CO3 + 2 H3(PO4) = 2 K3(PO4) + 3 H2O + 3 CO2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
FeBr3 + Na2SO3 = Fe2(SO3)3 + NaBr =>
2 FeBr3 + 3 Na2SO3 = Fe2(SO3)3 + 6 NaBr
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
NaHCO3(aq) + HCl(aq) = H2O(l) + NaCl(aq) + CO2(aq) =>
NaHCO3(aq) + HCl(aq) = H2O(l) + NaCl(aq) + CO2(aq)
MgCl2(aq) + NH3(aq) = Mg(s) + NH3Cl(aq) =>
MgCl2(aq) + 2 NH3(aq) = Mg(s) + 2 NH3Cl(aq)
K + NaNO3 = KNO3 + NaK =>
2 K + NaNO3 = KNO3 + NaK
Cl2 + NaCrO2 + NaOH = NaCl + Na2CrO4 + H2O =>
3 Cl2 + 2 NaCrO2 + 8 NaOH = 6 NaCl + 2 Na2CrO4 + 4 H2O
(NH4)2Mo7O24 + HCl + NH4I = (NH4)6[MoOCl5] + I2 + H2O + HI =>
2(NH4)2Mo7O24 + 70 HCl + 80 NH4I = 14(NH4)6[MoOCl5] + 39 I2 + 34 H2O + 2 HI
HCl + N = H2 + NCl3 =>
6 HCl + 2 N = 3 H2 + 2 NCl3
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
No + O2 = No2O2 =>
2 No + O2 = No2O2
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Équations équilibrées sur10/15/24
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