| Équations équilibrées la veille |
H2SO4 + 2 KOH = K2SO4 + 2 H2O
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
Al{3+} + OH{-} = Al2O3*H2O + H2O =>
2 Al{3+} + 6 OH{-} = Al2O3*H2O + 2 H2O
Na2SO3(aq) + HCl(aq) = H2O(liq) + SO2(g) + NaCl(aq) =>
Na2SO3(aq) + 2 HCl(aq) = H2O(liq) + SO2(g) + 2 NaCl(aq)
NCl3(g) + H2O(l) = NH3(g) + HOCl(aq) =>
NCl3(g) + 3 H2O(l) = NH3(g) + 3 HOCl(aq)
CH3(CH3)4CH2 + O2 = CO2 + H2 =>
2 CH3(CH3)4CH2 + 12 O2 = 12 CO2 + 17 H2
Mg(NO3)2 + SnCl2 = MgCl2 + Sn(NO3)2 =>
Mg(NO3)2 + SnCl2 = MgCl2 + Sn(NO3)2
Cr6O3 + H2O = Cr(OH) =>
Cr6O3 + 3 H2O = 6 Cr(OH)
Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
*C20H42 + O2 = CO2 + H2O =>
2*C20H42 + 61 O2 = 40 CO2 + 42 H2O
NiCl2 + AgNO3 = AgCl + Ni(NO3)2 =>
NiCl2 + 2 AgNO3 = 2 AgCl + Ni(NO3)2
CuO + Na2S = CuS + Na2O =>
CuO + Na2S = CuS + Na2O
Pb + Ag{+2} = Pb{+} + Ag =>
2 Pb + Ag{+2} = 2 Pb{+} + Ag
AgF + NH3 = Ag(NH3) + F =>
AgF + NH3 = Ag(NH3) + F
Cr + Ge + Se = Cr2Ge2Se6 =>
2 Cr + 2 Ge + 6 Se = Cr2Ge2Se6
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
PbS + CuI2 = PbI2 + CuS =>
PbS + CuI2 = PbI2 + CuS
Al2(SO4)3 + KAl(SO4)2*12H2O = Al2O3 + K2SO4 + H2SO4 =>
7 Al2(SO4)3 + 2 KAl(SO4)2*12H2O = 8 Al2O3 + K2SO4 + 24 H2SO4
Na2CO3 + KCl = K2CO3 + NaCl =>
Na2CO3 + 2 KCl = K2CO3 + 2 NaCl
Al{3+} + OH{-} = Al2O3*H2O + H2O =>
2 Al{3+} + 6 OH{-} = Al2O3*H2O + 2 H2O
KMnO4 + KNO2 + HBr = KNO3 + MnO2 + KBr + H2O =>
2 KMnO4 + 3 KNO2 + 2 HBr = 3 KNO3 + 2 MnO2 + 2 KBr + H2O
BaCl2 + Na = Ba + NaCl =>
BaCl2 + 2 Na = Ba + 2 NaCl
HClO4 + Br2O3 = BrCl + H2O + O2 =>
2 HClO4 + Br2O3 = 2 BrCl + H2O + 5 O2
XAlBr2 + Cl = XAlCl2 + Br2 =>
XAlBr2 + 2 Cl = XAlCl2 + Br2
KBrO3 + NH3OHCl = KBr + HCl + HNO3 + H2O =>
KBrO3 + NH3OHCl = KBr + HCl + HNO3 + H2O
H3PO4 + KNO3 = K3PO4 + HNO3 =>
H3PO4 + 3 KNO3 = K3PO4 + 3 HNO3
[Ag(NH3)2]Cl + KCN = [Ag(NH3)2]K + ClCN =>
[Ag(NH3)2]Cl + KCN = [Ag(NH3)2]K + ClCN
CaO + Mg = CaMgO =>
CaO + Mg = CaMgO
NaHCO3 + NH4OH = NaOH + NH4HCO3 =>
NaHCO3 + NH4OH = NaOH + NH4HCO3
NaClO3 + H2SO4 + SO2 = ClO2 + NaHSO4 =>
2 NaClO3 + H2SO4 + SO2 = 2 ClO2 + 2 NaHSO4
NH3 + Cl2 = NH2Cl2 + NH4Cl =>
4 NH3 + 3 Cl2 = 2 NH2Cl2 + 2 NH4Cl
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
Ca(NO3)2(aq) + MgCl(aq) = MgNO3(aq) + CaCl2(aq) =>
Ca(NO3)2(aq) + 2 MgCl(aq) = 2 MgNO3(aq) + CaCl2(aq)
AlSO4 + NaHCO3 = AlOH + NaSO4 + CO2 =>
AlSO4 + NaHCO3 = AlOH + NaSO4 + CO2
H3PO3 + SnO2 = Sn3(PO3)4 + H2O =>
4 H3PO3 + 3 SnO2 = Sn3(PO3)4 + 6 H2O
O2 + C5H9O = CO2 + H2O =>
27 O2 + 4 C5H9O = 20 CO2 + 18 H2O
Ca(NO3)2(aq) + K3PO4(aq) = CaPO4(s) + K3(NO3)2(aq) =>
Ca(NO3)2(aq) + K3PO4(aq) = CaPO4(s) + K3(NO3)2(aq)
NO + I2 + H2O = HNO3 + HI =>
2 NO + 3 I2 + 4 H2O = 2 HNO3 + 6 HI
FeSO4 + H2SO4 + HNO3 = Fe2[SO4]3 + NO + H2O =>
6 FeSO4 + 3 H2SO4 + 2 HNO3 = 3 Fe2[SO4]3 + 2 NO + 4 H2O
Cu(NH3)42 + K4[Fe(CN)6] = Cu2Fe(CN)6 + K4 + (NH3)4 =>
2 Cu(NH3)42 + K4[Fe(CN)6] = Cu2Fe(CN)6 + K4 + 21(NH3)4
Al + (BrO4)1{-} + H{+} = Al3{+} + Br2 + H2O =>
42 Al + 2(BrO4)1{-} + 16 H{+} = 14 Al3{+} + Br2 + 8 H2O
HCl + SO4 = HClSO4 =>
HCl + SO4 = HClSO4
H2SeO4 + Li = Li2SeO4 + H2 =>
H2SeO4 + 2 Li = Li2SeO4 + H2
H{+} + e = H =>
H{+} + e = H
CH3C5H10CH3 + O2 = CO2 + H2O =>
CH3C5H10CH3 + 11 O2 = 7 CO2 + 8 H2O
Ga + H3PO4 = GaPO4 + H2 =>
2 Ga + 2 H3PO4 = 2 GaPO4 + 3 H2
CuS + I2 = CuI + S =>
2 CuS + I2 = 2 CuI + 2 S
Cr(S) + S3(s) = Cr2S3(S) =>
6 Cr(S) + 2 S3(s) = 3 Cr2S3(S)
O2 + C5H9O = CO2 + H2O =>
27 O2 + 4 C5H9O = 20 CO2 + 18 H2O
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Équations équilibrées sur01/09/25
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