| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 ZnSO4 + 2 NaOH = Zn(OH)2*ZnSO4 + Na2SO4
MgS(s) + HBr(aq) = MgBr2(s) + H2S(g) =>
MgS(s) + 2 HBr(aq) = MgBr2(s) + H2S(g)
Na2Cr2O7 + KBr + HCl = KCl + CrCl3 + Br2 + H2O + NaCl =>
Na2Cr2O7 + 6 KBr + 14 HCl = 6 KCl + 2 CrCl3 + 3 Br2 + 7 H2O + 2 NaCl
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
Na2SO3 + KMnO4*KOH = Na2SO4 + K2MnO4 + H2O =>
Na2SO3 + 2 KMnO4*KOH = Na2SO4 + 2 K2MnO4 + H2O
ZnSO4 + KNO3 = Zn(NO3)2 + K2 + SO4 =>
ZnSO4 + 2 KNO3 = Zn(NO3)2 + K2 + SO4
Cr{3} + H2O2 + OH{-} = CrO4{2-} + H2O =>
2 Cr{3} + 3 H2O2 + 10 OH{-} = 2 CrO4{2-} + 8 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NaOH + NHP = NaHP + NOH =>
NaOH + NHP = NaHP + NOH
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Al + K3PO4 = K + AlPO4 =>
Al + K3PO4 = 3 K + AlPO4
HOOC(COH)2COOH + KOH = HOOC(COH)2COOK + HOH =>
HOOC(COH)2COOH + KOH = HOOC(COH)2COOK + HOH
KOH + H2SO3 = K2(SO3) + H(OH) =>
2 KOH + H2SO3 = K2(SO3) + 2 H(OH)
BaO + SO3 = BaSO3 + O =>
BaO + SO3 = BaSO3 + O
FeSO4(aq) + O2(g) = Fe2O3(s) + SO3(l) =>
4 FeSO4(aq) + O2(g) = 2 Fe2O3(s) + 4 SO3(l)
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
ZnCl2 + HNO3 = Zn(NO3)2 + HCl =>
ZnCl2 + 2 HNO3 = Zn(NO3)2 + 2 HCl
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
Zn(s) + NaOH(aq) + H2O = Na2Zn(OH)4(aq) + H2(g) =>
Zn(s) + 2 NaOH(aq) + 2 H2O = Na2Zn(OH)4(aq) + H2(g)
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
C57H110O6 + O2 = CO2 + H2O =>
2 C57H110O6 + 163 O2 = 114 CO2 + 110 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CrCl3 + Cl2 + KOH = KCl + K2CrO4 + H2O =>
2 CrCl3 + 3 Cl2 + 16 KOH = 12 KCl + 2 K2CrO4 + 8 H2O
AlBr3(aq) + FeI2(aq) = AlI3(aq) + FeBr2(aq) =>
2 AlBr3(aq) + 3 FeI2(aq) = 2 AlI3(aq) + 3 FeBr2(aq)
FeSO4 + Hg = Fe + HgSO4 =>
FeSO4 + Hg = Fe + HgSO4
Ca(ClO)2 + Cr2(SO4)3 = Cr(ClO)3 + CaSO4 =>
3 Ca(ClO)2 + Cr2(SO4)3 = 2 Cr(ClO)3 + 3 CaSO4
Pb2 + MgO2 = O2 + PbMg =>
Pb2 + 2 MgO2 = 2 O2 + 2 PbMg
NaOH(aq) + ZnBr2(aq) = NaBr2(aq) + ZnOH(aq) =>
NaOH(aq) + ZnBr2(aq) = NaBr2(aq) + ZnOH(aq)
Al2(SO4)3 + Ba(NO3)2 = Al(NO3)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(NO3)2 = 2 Al(NO3)3 + 3 BaSO4
Mg + Ce2 = MgCe2 =>
Mg + Ce2 = MgCe2
FeCl3 + Sb2O3 = Fe2O3 + SbCl3 =>
2 FeCl3 + Sb2O3 = Fe2O3 + 2 SbCl3
Zn + HNO3 = ZnNO32 + N2O + H2O =>
8 Zn + 126 HNO3 = 8 ZnNO32 + 59 N2O + 63 H2O
Na2SO3 + KMnO4 + KOH = Na2SO4 + K2MnO4 + H2O =>
Na2SO3 + 2 KMnO4 + 2 KOH = Na2SO4 + 2 K2MnO4 + H2O
Ni(NH3)6(Cl2) + BF4 = Ni(NH3)6(BF4)2 + Cl =>
Ni(NH3)6(Cl2) + 2 BF4 = Ni(NH3)6(BF4)2 + 2 Cl
Cu(OH)2 + SiO2 = Cu2SiO4 + H2O =>
2 Cu(OH)2 + SiO2 = Cu2SiO4 + 2 H2O
NH4OH + H3PO4 = (NH4)2HPO4 + H2O =>
2 NH4OH + H3PO4 = (NH4)2HPO4 + 2 H2O
Si + HNO3 + HF = H2SiF4 + NO + H2O =>
3 Si + 2 HNO3 + 12 HF = 3 H2SiF4 + 2 NO + 4 H2O
NH4Cl + AgNO3 = NH4NO3 + AgCl =>
NH4Cl + AgNO3 = NH4NO3 + AgCl
(AgBr) = (Ag) + (Br2) =>
2(AgBr) = 2(Ag) + (Br2)
NaH2PO2 + NiSO4 + NaOH = Ni + Na2HPO3 + Na2SO4 + H2O =>
NaH2PO2 + NiSO4 + 3 NaOH = Ni + Na2HPO3 + Na2SO4 + 2 H2O
NaOH + (HCl) = NaCl + H2O =>
NaOH + (HCl) = NaCl + H2O
FeCl3(aq) + Na2CO3(aq) = Na2Cl3(aq) + FeCO3(s) =>
FeCl3(aq) + Na2CO3(aq) = Na2Cl3(aq) + FeCO3(s)
Mg(NO3)2 + Al2(CrO4)3 = MgCrO4 + Al(NO3)3 =>
3 Mg(NO3)2 + Al2(CrO4)3 = 3 MgCrO4 + 2 Al(NO3)3
CaCl2 + K3Po4 = Ca3(Po4)2 + KCl =>
3 CaCl2 + 2 K3Po4 = Ca3(Po4)2 + 6 KCl
NH4NO3(s) + H2O(l) = NH4OH(s) + HNO3(s) =>
NH4NO3(s) + H2O(l) = NH4OH(s) + HNO3(s)
Cu3(PO4)2 + K = K3PO4 + Cu =>
Cu3(PO4)2 + 6 K = 2 K3PO4 + 3 Cu
H2S + KCIO3 = S + CKI + H2O =>
3 H2S + KCIO3 = 3 S + CKI + 3 H2O
HNO2(l) = N2O3(g) + H2O(l) =>
2 HNO2(l) = N2O3(g) + H2O(l)
HCl + KOH = KCl + H2 + OH =>
2 HCl + 2 KOH = 2 KCl + H2 + 2 OH
CaCl2 + SO2 = CaSO2 + Cl2 =>
CaCl2 + SO2 = CaSO2 + Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/24/24
Équations équilibrées sur09/23/23
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