| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K3N + 4 O2 = 3 K2O + N2O5
Pb(OH)2 + Cl2 = PbO2 + HCl =>
Pb(OH)2 + Cl2 = PbO2 + 2 HCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HCl + Na2O3S2 = NaCl + SO2 + S + H2O =>
2 HCl + Na2O3S2 = 2 NaCl + SO2 + S + H2O
H2O + e = H2 + OH{-} =>
2 H2O + 2e = H2 + 2 OH{-}
CH2O + O2(aq) = CO2(g) + H2O =>
CH2O + O2(aq) = CO2(g) + H2O
SO3{-}2 + MnO4{-} + H{+} = Mn{2+} + SO4{-}2 + H2O =>
5 SO3{-}2 + 2 MnO4{-} + 6 H{+} = 2 Mn{2+} + 5 SO4{-}2 + 3 H2O
CaCO3(s) + HCl = CaCl2(aq) + H2O(l) + CO2(g) =>
CaCO3(s) + 2 HCl = CaCl2(aq) + H2O(l) + CO2(g)
C4OH10 + NaBr + H2SO4 = C4BrH9 + NaHSO4 + H2O =>
C4OH10 + NaBr + H2SO4 = C4BrH9 + NaHSO4 + H2O
Cr + CaCl2 = CrCl2 + Ca =>
Cr + CaCl2 = CrCl2 + Ca
Na2CO3(aq) + H2O(l) = H2CO3(aq) + NaOH(aq) =>
Na2CO3(aq) + 2 H2O(l) = H2CO3(aq) + 2 NaOH(aq)
La(NO3)3 = La2O3 + NO2 + O2 =>
4 La(NO3)3 = 2 La2O3 + 12 NO2 + 3 O2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
AlCl3 + Na3(PO4) = Al3(PO4)3 + NaCl =>
3 AlCl3 + 3 Na3(PO4) = Al3(PO4)3 + 9 NaCl
FeO + BaCl2 = FeCl2 + BaO =>
FeO + BaCl2 = FeCl2 + BaO
CuSO4*5H2O + CaCl2 = CaSO4 + CuCl2 + H2O =>
CuSO4*5H2O + CaCl2 = CaSO4 + CuCl2 + 5 H2O
BaSO4(s) + H2O(l) = Ba(OH)2(aq) + H2SO4(aq) =>
BaSO4(s) + 2 H2O(l) = Ba(OH)2(aq) + H2SO4(aq)
NH4 + I2 = NI3 + HI =>
2 NH4 + 7 I2 = 2 NI3 + 8 HI
Al(s) + HCl(l) = AlCl3 + H2(g) =>
2 Al(s) + 6 HCl(l) = 2 AlCl3 + 3 H2(g)
Fe2(SO4)3 + Na2SO3 + NaOH = FeSO4 + Na2SO4 + H2SO4 =>
2 Fe2(SO4)3 + 2 Na2SO3 + 2 NaOH = 4 FeSO4 + 3 Na2SO4 + H2SO4
(C2H6O)(aq) + O2(g) = CO2(g) + H2O(g) =>
(C2H6O)(aq) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
COCl2 + KOH = KCl + K2CO3 + H2O =>
COCl2 + 4 KOH = 2 KCl + K2CO3 + 2 H2O
CdSO4 = CdSO3 + O2 =>
2 CdSO4 = 2 CdSO3 + O2
H2O2 + MnO2 = MnH2 + O2 =>
H2O2 + MnO2 = MnH2 + 2 O2
Li3N + HCl = LiCl + NH4Cl =>
Li3N + 4 HCl = 3 LiCl + NH4Cl
C5H10N2O3 + H2O = C5H9NO4 + NH3 =>
C5H10N2O3 + H2O = C5H9NO4 + NH3
KBr + H2SO4 + KMnO4 = MnSO4 + Br2 + K2SO4 + H2O =>
10 KBr + 8 H2SO4 + 2 KMnO4 = 2 MnSO4 + 5 Br2 + 6 K2SO4 + 8 H2O
HCl(aq) + Zn(OH)2(aq) = ZnCl2(aq) + H2O =>
2 HCl(aq) + Zn(OH)2(aq) = ZnCl2(aq) + 2 H2O
CuCl2 + NH4OH = Cu(OH)2 + NH4Cl =>
CuCl2 + 2 NH4OH = Cu(OH)2 + 2 NH4Cl
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaCO3 + H3PO4 = CaC(PO4)2 + H2O =>
CaCO3 + 2 H3PO4 = CaC(PO4)2 + 3 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Ca(NO3)2 + (NH4)2(HPO4) + NH3 + H2O = Ca10(PO4)6(OH)2 + (NH4)(NO3) =>
10 Ca(NO3)2 + 6(NH4)2(HPO4) + 8 NH3 + 2 H2O = Ca10(PO4)6(OH)2 + 20(NH4)(NO3)
K4[Fe(CN)6] + CuCl2 = Cu2[Fe(CN)6] + KCl =>
K4[Fe(CN)6] + 2 CuCl2 = Cu2[Fe(CN)6] + 4 KCl
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
HNO3(aq) + H2O(l) = H3O{+}(aq) + NO3{-}(aq) =>
HNO3(aq) + H2O(l) = H3O{+}(aq) + NO3{-}(aq)
HCHO + Ag2O = HCOOH + Ag =>
HCHO + Ag2O = HCOOH + 2 Ag
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Zn(NO3)2 + Na2CO3 + H2O = (ZnOH)2CO3 + NaNO3 + CO2 =>
2 Zn(NO3)2 + 2 Na2CO3 + H2O = (ZnOH)2CO3 + 4 NaNO3 + CO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
BaO(s) + HBr(aq) = BaBr2 + H2O =>
BaO(s) + 2 HBr(aq) = BaBr2 + H2O
Ag(NH3)2 + HNO3 = Ag(NO3)2 + NH4 =>
Ag(NH3)2 + 2 HNO3 = Ag(NO3)2 + 2 NH4
AgNO{3} + MgCl{2} = AgCl + Mg(NO{3}){2} =>
AgNO{3} + MgCl{2} = AgCl + Mg(NO{3}){2}
CO2 + H2O + HCl = C6H4Cl2 + O2 =>
12 CO2 + 2 H2O + 4 HCl = 2 C6H4Cl2 + 13 O2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
F2 + H2SO4 = F2SO4 + H2 =>
F2 + H2SO4 = F2SO4 + H2
ZnO(aq) + HCl(aq) = ZnCl2 + H2O =>
ZnO(aq) + 2 HCl(aq) = ZnCl2 + H2O
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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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