| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + 2 H2O = 2 NaOH + H2
Fe + HClO3 = Fe(ClO3)2 + H2 =>
Fe + 2 HClO3 = Fe(ClO3)2 + H2
PBr3 = P4 + Br2 =>
4 PBr3 = P4 + 6 Br2
Cu{2+} + H2S = CuS + H2{2+} =>
Cu{2+} + H2S = CuS + H2{2+}
PCl5 = PCl3 + Cl2 =>
PCl5 = PCl3 + Cl2
CaCO3 + CH4O2 = CO2 + H2O + Ca(CH3COO)2 =>
CaCO3 + 4 CH4O2 = CO2 + 5 H2O + Ca(CH3COO)2
AI + H3PO4 = H2 + AIPO4 =>
2 AI + 2 H3PO4 = 3 H2 + 2 AIPO4
SrS2 = Sr + S =>
SrS2 = Sr + 2 S
V2O5 + HCl = VCl + Cl2 + H2O =>
V2O5 + 10 HCl = 2 VCl + 4 Cl2 + 5 H2O
H2O(i) = H2(g) + O2(g) =>
2 H2O(i) = 2 H2(g) + O2(g)
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
H2SO3 + H2O = H2 + SO4 =>
H2SO3 + H2O = 2 H2 + SO4
NO2 + H2 = HOH + NO =>
NO2 + H2 = HOH + NO
KF + Ba(OH)2 = KOH + BaF2 =>
2 KF + Ba(OH)2 = 2 KOH + BaF2
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
P2O5(s) + H2O(l) = P2OH + HO =>
P2O5(s) + 5 H2O(l) = P2OH + 9 HO
AlCl3 + (NH4)PO4 = Al(NH4) + Cl3 + PO4 =>
AlCl3 + (NH4)PO4 = Al(NH4) + Cl3 + PO4
KF + Ba(OH)2 = KOH + BaF2 =>
2 KF + Ba(OH)2 = 2 KOH + BaF2
CaCO3 + Na2NO3 = CaNO3 + Na2CO3 =>
CaCO3 + Na2NO3 = CaNO3 + Na2CO3
CuSO4 + H2O = Cu{2+} + OH{-} + H2SO4 =>
CuSO4 + 2 H2O = Cu{2+} + 2 OH{-} + H2SO4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KF + Ba(OH)2 = KOH + BaF2 =>
2 KF + Ba(OH)2 = 2 KOH + BaF2
NaO + H2S = Na2S + H2O2 =>
2 NaO + H2S = Na2S + H2O2
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
MgCO3 + CH3COOH = Mg + CO3(CH3COOH) =>
MgCO3 + CH3COOH = Mg + CO3(CH3COOH)
C4H8O + O2 = CO2 + H2O =>
2 C4H8O + 11 O2 = 8 CO2 + 8 H2O
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
Zn(OH)2 + SO3 = ZnSO4 + H2O =>
Zn(OH)2 + SO3 = ZnSO4 + H2O
MnO2(S) + HCl(aq) = MnCl2(S) + Cl2(g) + H2O =>
MnO2(S) + 4 HCl(aq) = MnCl2(S) + Cl2(g) + 2 H2O
KF + Ba(OH)2 = KOH + BaF2 =>
2 KF + Ba(OH)2 = 2 KOH + BaF2
Zn + NO3{-} + OH{-} + H2O = [Zn(OH)4]{-}2 + NH3 =>
8 Zn + 3 NO3{-} + 5 OH{-} + 18 H2O = 8[Zn(OH)4]{-}2 + 3 NH3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
[C6H7(NO2)3O5](s) = CO(g) + CO2(g) + N2(g) + H2O(g) =>
2[C6H7(NO2)3O5](s) = 9 CO(g) + 3 CO2(g) + 3 N2(g) + 7 H2O(g)
Mg2Si + HCl = MgCl2 + H2 + Si =>
Mg2Si + 4 HCl = 2 MgCl2 + 2 H2 + Si
FeCO3 = CO2 + FeO =>
FeCO3 = CO2 + FeO
KF + Ba(OH)2 = KOH + BaF2 =>
2 KF + Ba(OH)2 = 2 KOH + BaF2
Al(HO)3 + HNO2 = Al(NO2)3 + H2O =>
Al(HO)3 + 3 HNO2 = Al(NO2)3 + 3 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
KF + Ba(OH)2 = KOH + BaF2 =>
2 KF + Ba(OH)2 = 2 KOH + BaF2
N2O5 + CaO = Ca(NO3)2 =>
N2O5 + CaO = Ca(NO3)2
Zn(s) + H2SO4 = ZnSO4 + H2 =>
Zn(s) + H2SO4 = ZnSO4 + H2
KF + Ba(OH)2 = KOH + BaF2 =>
2 KF + Ba(OH)2 = 2 KOH + BaF2
CuSO4 + Na2CO3 + H2O = CO2 + (CuOH)2CO3 + Na2SO4 =>
2 CuSO4 + 2 Na2CO3 + H2O = CO2 + (CuOH)2CO3 + 2 Na2SO4
Al(OH)3(aq) + CuCl2(aq) = Cu(OH)2(s) + AlCl3(aq) =>
2 Al(OH)3(aq) + 3 CuCl2(aq) = 3 Cu(OH)2(s) + 2 AlCl3(aq)
NH4Cl + Cl2 = HCl + NCl3 =>
NH4Cl + 3 Cl2 = 4 HCl + NCl3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
KMnO4 + H2SO4 + CH3CHOHCH3 = CH3COCH3 + MnO2 + K2SO4 + H2O =>
2 KMnO4 + H2SO4 + 3 CH3CHOHCH3 = 3 CH3COCH3 + 2 MnO2 + K2SO4 + 4 H2O
KF + Ba(OH)2 = KOH + BaF2 =>
2 KF + Ba(OH)2 = 2 KOH + BaF2
S9H6 + O2 = SO2 + H2O =>
2 S9H6 + 21 O2 = 18 SO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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