| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
Na2B4O7(aq) + H2O(l) = NaB(OH)4(aq) + B(OH)3(aq) =>
Na2B4O7(aq) + 7 H2O(l) = 2 NaB(OH)4(aq) + 2 B(OH)3(aq)
CHO2{-} + MnO4{-} + H{+} = CO2 + MnO2 + H2O =>
3 CHO2{-} + 2 MnO4{-} + 5 H{+} = 3 CO2 + 2 MnO2 + 4 H2O
K2Cr2O7 + NaOH + Na2S = NaCrO2 + K2S + NaO2 + H2O =>
K2Cr2O7 + 2 NaOH + Na2S = 2 NaCrO2 + K2S + 2 NaO2 + H2O
Cu{+}(aq) + CrO4{2-}(aq) + H2O(l) = Cu{2+}(aq) + Cr(OH)3(s) + OH{-}(aq) =>
3 Cu{+}(aq) + CrO4{2-}(aq) + 4 H2O(l) = 3 Cu{2+}(aq) + Cr(OH)3(s) + 5 OH{-}(aq)
CuCO3 + H2SO4 = CuSO4 + H2O + CO2 =>
CuCO3 + H2SO4 = CuSO4 + H2O + CO2
H2 + C3H7ONa = Na + C3H7OH =>
H2 + 2 C3H7ONa = 2 Na + 2 C3H7OH
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
KHCO3(s) + HBr(aq) = KBrH2O + CO2 =>
KHCO3(s) + HBr(aq) = KBrH2O + CO2
HCI + Na2SO3 = SO2 + NaCI + H2O =>
2 HCI + Na2SO3 = SO2 + 2 NaCI + H2O
ClK + O2 = ClO3K =>
2 ClK + 3 O2 = 2 ClO3K
C2H6 + O = CO2 + H6O7 =>
C2H6 + 11 O = 2 CO2 + H6O7
Methanol + Oxygen = Water + Carbondioxide =>
2 CH3OH + 3 O2 = 4 H2O + 2 CO2
C + Cl + (H) = CCl(H) =>
C + Cl + (H) = CCl(H)
Si + KOH + H2O = KSiO3 + H2 =>
2 Si + 2 KOH + 4 H2O = 2 KSiO3 + 5 H2
Mg2 + HCl = MgCl4 + H =>
Mg2 + 8 HCl = 2 MgCl4 + 8 H
Fe2O3(g) + NH3(g) = FeO(s) + H2O(l) + N2(g) =>
3 Fe2O3(g) + 2 NH3(g) = 6 FeO(s) + 3 H2O(l) + N2(g)
Sn{4+} + N{3-} = Sn3N4 =>
3 Sn{4+} + 4 N{3-} = Sn3N4
MgS + H2CO3 = MgCO3 + H2S =>
MgS + H2CO3 = MgCO3 + H2S
Fe3N2 + F2 = Fe3F2 + N2 =>
Fe3N2 + F2 = Fe3F2 + N2
K2Cr2O7 + KNO2 + H2SO4 = K2SO4 + Cr2(SO4)3 + HNO3 + H2O =>
2 K2Cr2O7 + 6 KNO2 + 11 H2SO4 = 5 K2SO4 + 2 Cr2(SO4)3 + 6 HNO3 + 8 H2O
HCN + PO4 = CN + H3PO4 =>
3 HCN + PO4 = 3 CN + H3PO4
K(OH) + AlCl = KCl + AlOH =>
K(OH) + AlCl = KCl + AlOH
NO2 = NO + O2 =>
2 NO2 = 2 NO + O2
KMnO4 + FeO + H2SO4 = Fe2(SO4)3 + MnSO4 + H2O + K2SO4 =>
2 KMnO4 + 10 FeO + 18 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + 18 H2O + K2SO4
CdTe = Cd + Te =>
CdTe = Cd + Te
Na(OH) + HCl = NaCl + H(OH) =>
Na(OH) + HCl = NaCl + H(OH)
HCHO2 + NaOH = NaCHO2 + H2O =>
HCHO2 + NaOH = NaCHO2 + H2O
Ag + BaCl2 = AgCl + Ba =>
2 Ag + BaCl2 = 2 AgCl + Ba
CH5COOH + NaHCO3 = C2H3NaO2 + CO2 + H2O =>
4 CH5COOH + 5 NaHCO3 = 5 C2H3NaO2 + 3 CO2 + 7 H2O
K2[Pb(OH)4] + HNO3 = Pb(NO3)2 + KOH + H2O =>
K2[Pb(OH)4] + 2 HNO3 = Pb(NO3)2 + 2 KOH + 2 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
MgCO3(s) + HNO3(aq) = Mg(NO3)2 + CO2(g) + H2O(l) =>
MgCO3(s) + 2 HNO3(aq) = Mg(NO3)2 + CO2(g) + H2O(l)
C4H11 + HCl = C4H11HCl =>
C4H11 + HCl = C4H11HCl
Ca + H(NO3)2 = Ca(NO3)2 + H2 =>
2 Ca + 2 H(NO3)2 = 2 Ca(NO3)2 + H2
Na3P + H2O + Br2 = Na3PO4 + HBr =>
Na3P + 4 H2O + 4 Br2 = Na3PO4 + 8 HBr
Na2CO3(aq) + MgCl2(aq) = MgCO3 + NaCl =>
Na2CO3(aq) + MgCl2(aq) = MgCO3 + 2 NaCl
SNO2 + OH = SNO3 + H2O =>
SNO2 + 2 OH = SNO3 + H2O
Al(OH)3 + H2Cl3 = Al2(Cl3)3 + H2O =>
2 Al(OH)3 + 3 H2Cl3 = Al2(Cl3)3 + 6 H2O
MnCl2 + (NH4)(SO4) + H2O = (NH4)(MnO4) + H2SO4 + NH4Cl + (NH4)2SO4 =>
MnCl2 + 5(NH4)(SO4) + 4 H2O = (NH4)(MnO4) + 4 H2SO4 + 2 NH4Cl + (NH4)2SO4
OF2 = O2 + F2 =>
2 OF2 = O2 + 2 F2
Zn(s) + Cu{2+}(aq) = ZnCu{2+} =>
Zn(s) + Cu{2+}(aq) = ZnCu{2+}
Mg(OH)2 + Gd(NO3)3 = Gd(OH)3 + Mg(NO3)2 =>
3 Mg(OH)2 + 2 Gd(NO3)3 = 2 Gd(OH)3 + 3 Mg(NO3)2
Fe(OH)3(H2O)3 + H{+} = Fe{3+} + H2O =>
Fe(OH)3(H2O)3 + 3 H{+} = Fe{3+} + 6 H2O
Na2SO4 + KOH = Na2OH + KSO4 =>
Na2SO4 + KOH = Na2OH + KSO4
C10H20O + H3BO3 = C10H13O + H2O + HOB =>
2 C10H20O + 7 H3BO3 = 2 C10H13O + 14 H2O + 7 HOB
COCl2 = CO + Cl2 =>
COCl2 = CO + Cl2
CH3CH2CH2CO2H + CH2CH3OHH = CH3CH2CH2CO2CH2CH3 + H2O =>
7 CH3CH2CH2CO2H + 4 CH2CH3OHH = 6 CH3CH2CH2CO2CH2CH3 + 6 H2O
Ba(NO3)2 + Cu(OH)2 = Cu(NO3)2 + Ba(OH)2 =>
Ba(NO3)2 + Cu(OH)2 = Cu(NO3)2 + Ba(OH)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/25
Équations équilibrées sur03/19/24
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