| Équations équilibrées la veille | Équations équilibrées le lendemain |
AsH3 + 9 AgNO3 + 4 H2O = 9 Ag + H2AsO4 + 9 HNO3
Ca + H = CaH2 =>
Ca + 2 H = CaH2
Cl + CuBr = ClBr + Cu =>
Cl + CuBr = ClBr + Cu
NaCl(aq) + KNO3(aq) = KCl(aq) + NaNO3(aq) =>
NaCl(aq) + KNO3(aq) = KCl(aq) + NaNO3(aq)
Te + O = Te2O6 =>
2 Te + 6 O = Te2O6
Fe + NCS = FeNCS =>
Fe + NCS = FeNCS
CsOH + H = H2O + Cs =>
CsOH + H = H2O + Cs
N2O4 + H2 = NH3 + H2O =>
N2O4 + 7 H2 = 2 NH3 + 4 H2O
BaCl2(aq) + Ag2SO4(aq) = AgCl(s) + BaSO4(aq) =>
BaCl2(aq) + Ag2SO4(aq) = 2 AgCl(s) + BaSO4(aq)
C2H5ONa + HCl = C2H5OH + NaCl =>
C2H5ONa + HCl = C2H5OH + NaCl
C2H5COOH + H2O = C3H7OH + CO2 =>
9 C2H5COOH + H2O = 7 C3H7OH + 6 CO2
KHCO2 + H2O = KCO2 + H3O =>
KHCO2 + H2O = KCO2 + H3O
Ba + Na2(SO4) = Ba(SO4) + Na =>
Ba + Na2(SO4) = Ba(SO4) + 2 Na
Cr2O7 + H2S + H{+} = Cr{+3} + S + H2O =>
Cr2O7 + 4 H2S + 6 H{+} = 2 Cr{+3} + 4 S + 7 H2O
Rb2CO3(aq) + HBr(aq) = RbBr(s) + CO2(g) + H2O(l) =>
Rb2CO3(aq) + 2 HBr(aq) = 2 RbBr(s) + CO2(g) + H2O(l)
K2S + Fe = FeS + K =>
K2S + Fe = FeS + 2 K
Cl2 + S2O3{-2} + OH{-} = SO4{-2} + Cl{-} + H2O =>
4 Cl2 + S2O3{-2} + 10 OH{-} = 2 SO4{-2} + 8 Cl{-} + 5 H2O
BeO + KOH + H2O = K[Be(OH)3] =>
BeO + KOH + H2O = K[Be(OH)3]
HCl + K2Cr2O7 + C2H4O = CrCl3 + KCl + CO2 + H2O =>
40 HCl + 5 K2Cr2O7 + 3 C2H4O = 10 CrCl3 + 10 KCl + 6 CO2 + 26 H2O
C5H12O + H2O2 = C8H18O2 + H2O =>
8 C5H12O + 5 H2O2 = 5 C8H18O2 + 8 H2O
Te + O = Te2O6 =>
2 Te + 6 O = Te2O6
CrO4{2-} + I{-} + H2O = Cr(OH)3 + I2 + OH{-} =>
2 CrO4{2-} + 6 I{-} + 8 H2O = 2 Cr(OH)3 + 3 I2 + 10 OH{-}
FeI2 + H2O = Fe(OH)2 + HI =>
FeI2 + 2 H2O = Fe(OH)2 + 2 HI
K3[Cr(OH)6] + H2S = KHS + Cr(OH)3 + H2O =>
K3[Cr(OH)6] + 3 H2S = 3 KHS + Cr(OH)3 + 3 H2O
Sn + NaOH = H2 + Na2SnO2 =>
Sn + 2 NaOH = H2 + Na2SnO2
MnS(s) + HCl(aq) = MnCl2(aq) + H2S(g) =>
MnS(s) + 2 HCl(aq) = MnCl2(aq) + H2S(g)
K2MnO4 + H2O = MnO2 + O2 + KOH =>
2 K2MnO4 + 2 H2O = 2 MnO2 + O2 + 4 KOH
Br2 + HCl = H2 + BrCl =>
Br2 + 2 HCl = H2 + 2 BrCl
CrCO3 + HCl = H2CO3 + CrCl2 =>
CrCO3 + 2 HCl = H2CO3 + CrCl2
Pb(CH3COO)2 + H2O = PbOH + CH3COO + CH3COOH =>
Pb(CH3COO)2 + H2O = PbOH + CH3COO + CH3COOH
C6H5CH2CCH + KMnO4 + H2SO4 = C6H5COOH + K2CO3 + MnSO4 + H2O =>
20 C6H5CH2CCH + 38 KMnO4 + 38 H2SO4 = 23 C6H5COOH + 19 K2CO3 + 38 MnSO4 + 49 H2O
Na2O + MgSO4 = Na2SO4 + MgO =>
Na2O + MgSO4 = Na2SO4 + MgO
MnO2 + I{-} + H{+} = Mn{2+} + H2O + I2 =>
MnO2 + 2 I{-} + 4 H{+} = Mn{2+} + 2 H2O + I2
KI + Pb(NO3)2 = K(NO3) + I2Pb =>
2 KI + Pb(NO3)2 = 2 K(NO3) + I2Pb
Na2C2O4 + KBrO3 + H2O = CO2 + NaOH + KBr =>
3 Na2C2O4 + KBrO3 + 3 H2O = 6 CO2 + 6 NaOH + KBr
MgCl2 + Zn = ZnCl + Mg =>
MgCl2 + 2 Zn = 2 ZnCl + Mg
SnS2 + NaOH = Sn(OH)4 + Na2S =>
SnS2 + 4 NaOH = Sn(OH)4 + 2 Na2S
Zn(OH)2 + NaOH = ZnO2 + Na + H2O =>
Zn(OH)2 + 2 NaOH = ZnO2 + 2 Na + 2 H2O
S + H2O = H2 + SOH =>
2 S + 2 H2O = H2 + 2 SOH
MgCl2 + NH4OH + H3PO4 = MgNH4PO4 + NH4Cl + H2O =>
MgCl2 + 3 NH4OH + H3PO4 = MgNH4PO4 + 2 NH4Cl + 3 H2O
HBr(aq) + Sr(OH)2(aq) = H2O(l) + SrBr2(aq) =>
2 HBr(aq) + Sr(OH)2(aq) = 2 H2O(l) + SrBr2(aq)
MnO2 + HBr = Br2 + MnBr2 + H2O =>
MnO2 + 4 HBr = Br2 + MnBr2 + 2 H2O
Na2O(s) + (NH4)2SO4(aq) = Na2SO4(aq) + H2O + NH3(aq) =>
Na2O(s) + (NH4)2SO4(aq) = Na2SO4(aq) + H2O + 2 NH3(aq)
Fe + ClO3 = Fe(ClO3)3 =>
Fe + 3 ClO3 = Fe(ClO3)3
FeCl3 + Rb3PO4 = RbCl + FePO4 =>
FeCl3 + Rb3PO4 = 3 RbCl + FePO4
Carbon + water = carbonmonoxide + hydrogen =>
C + H2O = CO + H2
NH4HCO3 + C6H8O7 = C6H14N2O7 + CO2 + H2O =>
2 NH4HCO3 + C6H8O7 = C6H14N2O7 + 2 CO2 + 2 H2O
C5H12 + I2 = C5H11I + HI =>
C5H12 + I2 = C5H11I + HI
H2 + Br3 = H2Br3 =>
H2 + Br3 = H2Br3
Sn(ClO3)2 + Na2CrO4 = SnCrO4 + Na(ClO3) =>
Sn(ClO3)2 + Na2CrO4 = SnCrO4 + 2 Na(ClO3)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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