| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2CrO4 + 2 HNO3 = 2 Na(NO3) + H2CrO4
NH3 + PtCl2 = PtCl2(NH3)2 =>
2 NH3 + PtCl2 = PtCl2(NH3)2
SrCO3 + O2 = SrO2 + CO2 =>
2 SrCO3 + O2 = 2 SrO2 + 2 CO2
SrCO3 + HF = SrF2 + H2O + CO2 =>
SrCO3 + 2 HF = SrF2 + H2O + CO2
H3BO3 + NaOH = Na2B2O4 + H2O =>
2 H3BO3 + 2 NaOH = Na2B2O4 + 4 H2O
C16H34 = C12H23 + C2H9 =>
31 C16H34 = 38 C12H23 + 20 C2H9
CaO + H2O = Ca(OH)4 + H2 =>
CaO + 3 H2O = Ca(OH)4 + H2
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
ZnS + KOH + H2O = K2[Zn(OH)4] + H2S =>
ZnS + 2 KOH + 2 H2O = K2[Zn(OH)4] + H2S
Ra + Cl2 = RaCl2 =>
Ra + Cl2 = RaCl2
ZnO + NaOH = Na2ZnO2 + H2O =>
ZnO + 2 NaOH = Na2ZnO2 + H2O
Fe2 + NaOH = Fe2NaOH =>
Fe2 + NaOH = Fe2NaOH
Al(NO3)3 + KCl = AlCl3 + KNO3 =>
Al(NO3)3 + 3 KCl = AlCl3 + 3 KNO3
C52H12 + O2 = CO2 + H2O =>
C52H12 + 55 O2 = 52 CO2 + 6 H2O
Li2C2O4 + CaCl2 = LiCl + CaC2O4 =>
Li2C2O4 + CaCl2 = 2 LiCl + CaC2O4
K2Cr2O7 + HCl = Cr2O7 + H2 + KCl =>
K2Cr2O7 + 2 HCl = Cr2O7 + H2 + 2 KCl
CoBr2 + O2 + KOH + H2O = Co(OH)3 + KBr =>
4 CoBr2 + O2 + 8 KOH + 2 H2O = 4 Co(OH)3 + 8 KBr
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + H2O + K2SO4 =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + 8 H2O + K2SO4
Zn + HNO3 + HCl = ZnCl + NOCl + H2O =>
2 Zn + HNO3 + 3 HCl = 2 ZnCl + NOCl + 2 H2O
CaO + NaOH + CH3COONa = CH4 + Na2CO2 + CaC(OH)2 =>
3 CaO + NaOH + 3 CH3COONa = CH4 + 2 Na2CO2 + 3 CaC(OH)2
HSiCl3 = SiH4 + SiCl4 =>
4 HSiCl3 = SiH4 + 3 SiCl4
Al2O3 + KOH = Al(OH)3 + K2O =>
Al2O3 + 6 KOH = 2 Al(OH)3 + 3 K2O
MnCO3 + H3PO4 = Mn(H2PO4)2 + H2O + CO2 =>
MnCO3 + 2 H3PO4 = Mn(H2PO4)2 + H2O + CO2
H2S + Cr2O72{-} + H3O{+} = S8 + Cr3{+} + H2O =>
3416 H2S + 48 Cr2O72{-} + 80 H3O{+} = 427 S8 + 32 Cr3{+} + 3536 H2O
K + Fe + C + N = K4Fe(CN)6 =>
4 K + Fe + 6 C + 6 N = K4Fe(CN)6
HSiCl3 = SiH4 + SiCl4 =>
4 HSiCl3 = SiH4 + 3 SiCl4
K2Cr2O7 + HBr = KBr + CrBr3 + H2O + Br2 =>
K2Cr2O7 + 14 HBr = 2 KBr + 2 CrBr3 + 7 H2O + 3 Br2
NaMgCl = NaCl + Mg =>
NaMgCl = NaCl + Mg
HSiCl3 = SiH4 + SiCl4 =>
4 HSiCl3 = SiH4 + 3 SiCl4
HCI + CuSO4 = Cu(CI)2 + H2SO4 =>
2 HCI + CuSO4 = Cu(CI)2 + H2SO4
MnO4{-} + H2C2O4 = CO2 + H2O + Mn{2+} + OH{-} =>
2 MnO4{-} + 5 H2C2O4 = 10 CO2 + 2 H2O + 2 Mn{2+} + 6 OH{-}
Ba + H2O = Ba(OH)6 + H2 =>
Ba + 6 H2O = Ba(OH)6 + 3 H2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
ZnS + NH4OH = Zn(OH)2 + (NH4)2S =>
ZnS + 2 NH4OH = Zn(OH)2 + (NH4)2S
Sr(OH)2 + H3(PO3) = H2O + Sr3(PO3)2 =>
3 Sr(OH)2 + 2 H3(PO3) = 6 H2O + Sr3(PO3)2
CrCl3 + H2O = Cr2O3 + HCl =>
2 CrCl3 + 3 H2O = Cr2O3 + 6 HCl
NaNO3 + C6H12O6 = NaOH + N2 + CO2 + H2O =>
24 NaNO3 + 5 C6H12O6 = 24 NaOH + 12 N2 + 30 CO2 + 18 H2O
CaCO3 + HOH = Ca(OH)2 + H2CO3 =>
CaCO3 + 2 HOH = Ca(OH)2 + H2CO3
H2SO4(aq) + NaHCO3(s) = Na2SO4(s) + H2O(l) + CO2(g) =>
H2SO4(aq) + 2 NaHCO3(s) = Na2SO4(s) + 2 H2O(l) + 2 CO2(g)
P4O10 + Na2CO3 = Na3PO4 + CO2 =>
P4O10 + 6 Na2CO3 = 4 Na3PO4 + 6 CO2
Al + CuCl2 + H2O = Cu(OH)2 + AlCl3 + H2 =>
2 Al + 3 CuCl2 + 6 H2O = 3 Cu(OH)2 + 2 AlCl3 + 3 H2
Pb(NO3)2(aq) + KBr(aq) = PbBr2(aq) + KNO3(l) =>
Pb(NO3)2(aq) + 2 KBr(aq) = PbBr2(aq) + 2 KNO3(l)
(V2)(O5) + CaS = CaO + (V2)S5 =>
(V2)(O5) + 5 CaS = 5 CaO + (V2)S5
H + KNO3 = KNO2 + H2O =>
2 H + KNO3 = KNO2 + H2O
Pb + Na + C2H5Cl = Pb(C2H5)4 + NaCl = =>
Pb + 4 Na + 4 C2H5Cl = Pb(C2H5)4 + 4 NaCl
F2 + NH3 = F4N2 + FH =>
5 F2 + 2 NH3 = F4N2 + 6 FH
NaNO3 + Zn3(PO4)2 = Na3PO4 + Zn(NO3)2 =>
6 NaNO3 + Zn3(PO4)2 = 2 Na3PO4 + 3 Zn(NO3)2
MnOH = Mn + O + H =>
MnOH = Mn + O + H
Fe + Ni + B2O3 + Mg = FeNiB4 + MgO =>
Fe + Ni + 2 B2O3 + 6 Mg = FeNiB4 + 6 MgO
P + O = P2O5 =>
2 P + 5 O = P2O5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/02/25
Équations équilibrées sur07/02/24
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