| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuBr2 + 2 K = 2 KBr + Cu
NaCl + AgNO3 = (NaNO3)2 + AgCl =>
2 NaCl + 2 AgNO3 = (NaNO3)2 + 2 AgCl
NaHCO3(s) + CH3COOH(aq) = CH3COONa(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(aq) = CH3COONa(aq) + H2O(l) + CO2(g)
PCl3 + NaOH = NaH2PO3 + NaCl + H2O =>
PCl3 + 4 NaOH = NaH2PO3 + 3 NaCl + H2O
AgNO2 + Ba2(SO4)2 = Ba(NO2)2 + Ag2SO4 =>
4 AgNO2 + Ba2(SO4)2 = 2 Ba(NO2)2 + 2 Ag2SO4
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
S + OH{-} = S{-} + S2O3{-2} + H2O =>
6 S + 6 OH{-} = 4 S{-} + S2O3{-2} + 3 H2O
(NH4)2S + FeCl3 + H2O = NH4Cl + Fe(OH)3 + H2S =>
3(NH4)2S + 2 FeCl3 + 6 H2O = 6 NH4Cl + 2 Fe(OH)3 + 3 H2S
H2C2O4 + KMnO4 = CO2 + K2CO2 + MnO2 + H2O =>
4 H2C2O4 + 2 KMnO4 = 7 CO2 + K2CO2 + 2 MnO2 + 4 H2O
CH3CHO + H2 = C2H5OH =>
CH3CHO + H2 = C2H5OH
Ca(OH)2SO3 = CaSO4H2O =>
Ca(OH)2SO3 = CaSO4H2O
Na2Cr2O7 + HBr = CrBr3 + Br2 + NaBr + H2O =>
Na2Cr2O7 + 14 HBr = 2 CrBr3 + 3 Br2 + 2 NaBr + 7 H2O
Cr2(SO4)3 + K2CO3 = Cr2(CO3)3 + K2SO4 =>
Cr2(SO4)3 + 3 K2CO3 = Cr2(CO3)3 + 3 K2SO4
SiO + BrF3 = SiF4 + Br2 + O2 =>
6 SiO + 8 BrF3 = 6 SiF4 + 4 Br2 + 3 O2
HBr + Sr = H2Sr + Br2 =>
2 HBr + Sr = H2Sr + Br2
MnI2 = Mn + I =>
MnI2 = Mn + 2 I
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
[Co(NH3)6]Cl2 + H2O2 + NH4Cl = [Co(NH3)6]Cl3 + NH4OH =>
2[Co(NH3)6]Cl2 + H2O2 + 2 NH4Cl = 2[Co(NH3)6]Cl3 + 2 NH4OH
(V(H2O)4)2(SO4)3 + Na2S2O3 + H2O = V(H2O)6SO4 + Na2SO4 + H2SO4 =>
4(V(H2O)4)2(SO4)3 + Na2S2O3 + 21 H2O = 8 V(H2O)6SO4 + Na2SO4 + 5 H2SO4
C4H3O6{-} + O2 + H{+} = CO2 + H2O =>
C4H3O6{-} + 2 O2 + H{+} = 4 CO2 + 2 H2O
CaOSiO2 + HCl = CaCl2 + SiO2 + H2O =>
CaOSiO2 + 2 HCl = CaCl2 + SiO2 + H2O
KMnO4 + NaSO2 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
6 KMnO4 + 10 NaSO2 + 4 H2SO4 = 5 Na2SO4 + 6 MnSO4 + 3 K2SO4 + 4 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ti(NO3)4 + NaOH + Li2CO3 + H2O = Li2TiO3 + Na2CO3 + HNO3 =>
Ti(NO3)4 + 2 NaOH + Li2CO3 + H2O = Li2TiO3 + Na2CO3 + 4 HNO3
CH3OH + NaOH = H2O + CH3CO + Na =>
2 CH3OH + 3 NaOH = 4 H2O + CH3CO + 3 Na
KO2 + H2O = H2O2 + K =>
KO2 + 2 H2O = 2 H2O2 + K
Ca3(PO4)2 + CsNO3 = Cs3(PO4) + Ca(NO3)2 =>
Ca3(PO4)2 + 6 CsNO3 = 2 Cs3(PO4) + 3 Ca(NO3)2
K2SiO3 + Na2CO3 = Na2SiO3 + K2CO3 =>
K2SiO3 + Na2CO3 = Na2SiO3 + K2CO3
C + H3PO4 = CO + PO2 + H2O =>
C + 2 H3PO4 = CO + 2 PO2 + 3 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C + H3PO4 = CO + PO2 + H2O =>
C + 2 H3PO4 = CO + 2 PO2 + 3 H2O
H2O + FeCl3 + Na2S = Fe(OH)3 + NaCl + H2S =>
6 H2O + 2 FeCl3 + 3 Na2S = 2 Fe(OH)3 + 6 NaCl + 3 H2S
FeSO4 + KMnO4 + NaHSO4 = K2SO4 + Na2SO4 + Fe2(SO4)3 + MnSO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 16 NaHSO4 = K2SO4 + 8 Na2SO4 + 5 Fe2(SO4)3 + 2 MnSO4 + 8 H2O
KHC4H4O6 + NaOH = H2O + NaKH2C4O5 =>
KHC4H4O6 + NaOH = 2 H2O + NaKH2C4O5
Sc(s) + HI(aq) = ScI3(aq) + H2 =>
2 Sc(s) + 6 HI(aq) = 2 ScI3(aq) + 3 H2
NaNO2 + NH4NO3 = NH3 + NaOH + NO2 =>
NaNO2 + NH4NO3 = NH3 + NaOH + 2 NO2
Na2Cr2O7 + Na2C2O4 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O + CO2 =>
Na2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = Cr2(SO4)3 + 4 Na2SO4 + 7 H2O + 6 CO2
Pb(O)2 + NH3 = N + H2O + Pb =>
3 Pb(O)2 + 4 NH3 = 4 N + 6 H2O + 3 Pb
K2Zn(OH)4 + CO2 = KHCO3 + Zn(OH)2 =>
K2Zn(OH)4 + 2 CO2 = 2 KHCO3 + Zn(OH)2
Zn(s) + NiSO4(aq) = Ni(aq) + ZnSO4 =>
Zn(s) + NiSO4(aq) = Ni(aq) + ZnSO4
Na2CO3 + FeCr2O7 + O2 = Na2CrO4 + Fe2O3 + CO2 =>
8 Na2CO3 + 4 FeCr2O7 + O2 = 8 Na2CrO4 + 2 Fe2O3 + 8 CO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cu(NH3)4Cl2 + KCN + H2O = NH3 + NH4Cl + K2Cu(CN)3 + K(CNO) + KCl =>
2 Cu(NH3)4Cl2 + 7 KCN + H2O = 6 NH3 + 2 NH4Cl + 2 K2Cu(CN)3 + K(CNO) + 2 KCl
Li3P + MgBr2 = LiBr + Mg3P2 =>
2 Li3P + 3 MgBr2 = 6 LiBr + Mg3P2
C7H6(OH)2 + O2 = H2O + CO2 =>
C7H6(OH)2 + 8 O2 = 4 H2O + 7 CO2
FeBr3 + Cl2 = FeCl3 + Br2 =>
2 FeBr3 + 3 Cl2 = 2 FeCl3 + 3 Br2
Cu2(CO3)2 = Cu + CO3 =>
Cu2(CO3)2 = 2 Cu + 2 CO3
(CH3)NH + H2SO3 = (CH3)NH3 + HSO3 =>
(CH3)NH + 2 H2SO3 = (CH3)NH3 + 2 HSO3
C2H3O2H(aq) + NaHCO3(s) = H2O(l) + CO2(g) + NaC2H3O2(aq) =>
C2H3O2H(aq) + NaHCO3(s) = H2O(l) + CO2(g) + NaC2H3O2(aq)
K[Cr(OH)4] + Br2 + KOH = K2CrO4 + H2O + KBr =>
2 K[Cr(OH)4] + 3 Br2 + 8 KOH = 2 K2CrO4 + 8 H2O + 6 KBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/22/24
Équations équilibrées sur04/21/23
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