| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 S(s) + 4 HNO3(aq) = 3 SO2(g) + 4 NO(g) + 2 H2O(l)
As(OH)3 + H2X = As2(X)3 + H2O =>
2 As(OH)3 + 3 H2X = As2(X)3 + 6 H2O
HBr + Mg2 = MgBr2 + H2 =>
4 HBr + Mg2 = 2 MgBr2 + 2 H2
H2SO4 = H{+} + SO4{-2} =>
H2SO4 = 2 H{+} + SO4{-2}
Ni(NO3)2 + NH3 = Ni(NH3)6 + NO3 =>
Ni(NO3)2 + 6 NH3 = Ni(NH3)6 + 2 NO3
C4H8O2 + O2 = CO2 + H2O =>
C4H8O2 + 5 O2 = 4 CO2 + 4 H2O
NaOH(aq) + H2SO4 = Na2SO4(aq) + H2O =>
2 NaOH(aq) + H2SO4 = Na2SO4(aq) + 2 H2O
Cu + S{+8} = CuS{+8} =>
Cu + S{+8} = CuS{+8}
NaCl + NaNo3 = Na + No3Cl =>
NaCl + NaNo3 = 2 Na + No3Cl
K2CO2 = K + CO2 =>
K2CO2 = 2 K + CO2
Ni(NO3)2 + NH3 = NiNH3 + NO3 =>
Ni(NO3)2 + NH3 = NiNH3 + 2 NO3
C6H12O6 + Ag(NH3){2+} + OH{-} = C6H12O7 + Ag + NH3 + H2O =>
C6H12O6 + Ag(NH3){2+} + 2 OH{-} = C6H12O7 + Ag + NH3 + H2O
CrI3 + NaOH + NaIO3 = Na2CrO4 + NaI + H2O =>
2 CrI3 + 10 NaOH + NaIO3 = 2 Na2CrO4 + 7 NaI + 5 H2O
NH3 + Ni(NO3)2 = Ni(NH3)4 + NO3 =>
4 NH3 + Ni(NO3)2 = Ni(NH3)4 + 2 NO3
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
Ra + P = RaP =>
Ra + P = RaP
FeSi + HNO3 = Fe(NO3)3 + H2SiO3 + NO + H2O =>
3 FeSi + 16 HNO3 = 3 Fe(NO3)3 + 3 H2SiO3 + 7 NO + 5 H2O
Ni(NO3)2 + NH3 = Ni(NH3) + NO3 =>
Ni(NO3)2 + NH3 = Ni(NH3) + 2 NO3
Zh + H2SO4 = H2 + Zh(SO4) =>
Zh + H2SO4 = H2 + Zh(SO4)
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2 =>
5 CH3COOH + 2 CaCO3 = 2(CH3COO)2Ca + 4 CO2 + 4 H2
Zh + H2SO4 = H2 + Zh(SO4) =>
Zh + H2SO4 = H2 + Zh(SO4)
Al2(SO4)3 + BaCl2 = Al2(Cl2)3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = Al2(Cl2)3 + 3 BaSO4
Ni(NO3)2 + NH3 = [Ni(NH3)6](NO3)2 =>
Ni(NO3)2 + 6 NH3 = [Ni(NH3)6](NO3)2
(ZnOH)2CO3 + H2SO4 = ZnSO4 + H2O + CO2 =>
(ZnOH)2CO3 + 2 H2SO4 = 2 ZnSO4 + 3 H2O + CO2
Si + C = SiC2 =>
Si + 2 C = SiC2
PbS + PbO2 = Pb + SO2 =>
PbS + PbO2 = 2 Pb + SO2
K2O + Ca = K + CaO =>
K2O + Ca = 2 K + CaO
Ni(NO3)2 + NH3 = Ni(NH3)2 + NO3 =>
Ni(NO3)2 + 2 NH3 = Ni(NH3)2 + 2 NO3
CuSO4 + BaCl2 = BaSO4 + CuCl2 =>
CuSO4 + BaCl2 = BaSO4 + CuCl2
Ra + P = RaP =>
Ra + P = RaP
CaCO3 + Ba(OH)2 = BaCO3 + Ca(OH)2 =>
CaCO3 + Ba(OH)2 = BaCO3 + Ca(OH)2
C10H10 + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O =>
7 C10H10 + 10 KMnO4 + 15 H2SO4 = 10 C7H6O2 + 10 MnSO4 + 5 K2SO4 + 20 H2O
KClO3 + C6H12O6 = KCl + CO3 + H2O =>
6 KClO3 + C6H12O6 = 6 KCl + 6 CO3 + 6 H2O
CuSO4*5H2O + Na2CO3 = CuCO3Cu(OH)2 + Na2SO4 + CO2 + H2O =>
2 CuSO4*5H2O + 2 Na2CO3 = CuCO3Cu(OH)2 + 2 Na2SO4 + CO2 + 9 H2O
BaCrO4 + Na2SO4 = BaSO4 + Na2CrO4 =>
BaCrO4 + Na2SO4 = BaSO4 + Na2CrO4
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C5H11OH + O2 = CO2 + H2O =>
2 C5H11OH + 15 O2 = 10 CO2 + 12 H2O
CaCl2(s) + H3PO4(aq) = Ca3(PO4)2(s) + HCl(aq) =>
3 CaCl2(s) + 2 H3PO4(aq) = Ca3(PO4)2(s) + 6 HCl(aq)
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
S2O3{-}2 + H2O + Cl2 = SO4{-}2 + Cl{-} + H{+} =>
2 S2O3{-}2 + 10 H2O + 9 Cl2 = 4 SO4{-}2 + 18 Cl{-} + 20 H{+}
Al + NaBrO3 + NaOH = NaAlO2 + NaBr + H2O =>
2 Al + NaBrO3 + 2 NaOH = 2 NaAlO2 + NaBr + H2O
CaCO3 + Mg3Si4O10(OH)2 = Ca2Mg5Si8O22(OH)2 + CaMg(CO3)2 + H2O + CO2 =>
3 CaCO3 + 2 Mg3Si4O10(OH)2 = Ca2Mg5Si8O22(OH)2 + CaMg(CO3)2 + H2O + CO2
H2SO4 + Al = Al2(SO4)3 + H2 =>
3 H2SO4 + 2 Al = Al2(SO4)3 + 3 H2
C3H7COOH = C3H7COO + H =>
C3H7COOH = C3H7COO + H
FeTiO3 + HCl + Cl2 = FeCl3 + TiOCl2 + H2O =>
2 FeTiO3 + 8 HCl + Cl2 = 2 FeCl3 + 2 TiOCl2 + 4 H2O
P4(s) + O2(g) = P4O10(s) =>
P4(s) + 5 O2(g) = P4O10(s)
MnO2 + As2O3 + HCl = MnCl2 + AsO5 + H2O =>
7 MnO2 + As2O3 + 14 HCl = 7 MnCl2 + 2 AsO5 + 7 H2O
MnO2 + O2 + NaOH = Na2MnO4 + H2O =>
2 MnO2 + O2 + 4 NaOH = 2 Na2MnO4 + 2 H2O
Fe + Y2O3 + O2 = YFeO3 =>
4 Fe + 2 Y2O3 + 3 O2 = 4 YFeO3
Bl2O3 + NaOH + NaOCl = NaBlO3 + NaCl + H2O =>
Bl2O3 + 2 NaOH + 2 NaOCl = 2 NaBlO3 + 2 NaCl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/12/24
Équations équilibrées sur12/12/23
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