| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Ca + As = Ca3As
NaHCO3 + CoCl2 = CoHCO3 + NaCl2 =>
NaHCO3 + CoCl2 = CoHCO3 + NaCl2
Fe2S + HNO3 = Fe(NO3)3 + H2SO4 + NO2 + H2O =>
Fe2S + 18 HNO3 = 2 Fe(NO3)3 + H2SO4 + 12 NO2 + 8 H2O
NO2(g) + H(g) = NH3(g) + H2O(l) =>
NO2(g) + 7 H(g) = NH3(g) + 2 H2O(l)
Bi{2+}O{5+} + Mn{3+}(PO4){7+} = Mn{+}O{7+} + Bi{3+}(PO4)5 =>
2 Bi{2+}O{5+} + Mn{3+}(PO4){7+} = Mn{+}O{7+} + 2 Bi{3+}(PO4)5
Ag + H2SO4 = SO2 + H2O + Ag2SO4 =>
2 Ag + 2 H2SO4 = SO2 + 2 H2O + Ag2SO4
CuSO4*5H2O + Ca(NO3)2*4H2O = Cu(NO3)2*3H2O + CaSO4*2H2O + H2O =>
CuSO4*5H2O + Ca(NO3)2*4H2O = Cu(NO3)2*3H2O + CaSO4*2H2O + 4 H2O
C2O4{-2} + H{+} + MnO2 = CO2 + Mn{+2} + H2O =>
C2O4{-2} + 4 H{+} + MnO2 = 2 CO2 + Mn{+2} + 2 H2O
CdO + CuO + NH4H2PO4 = Cd2Cu(PO4)2 + H2O + NH3 =>
2 CdO + CuO + 2 NH4H2PO4 = Cd2Cu(PO4)2 + 3 H2O + 2 NH3
Ag + O2 = AgO6 =>
Ag + 3 O2 = AgO6
Ba(NO3)2 + Na2(CO)3 = Ba(CO)3 + NaNO3 =>
Ba(NO3)2 + Na2(CO)3 = Ba(CO)3 + 2 NaNO3
NaNO2(aq) + SnCl4(aq) = NaCl4(aq) + SnNO2(aq) =>
NaNO2(aq) + SnCl4(aq) = NaCl4(aq) + SnNO2(aq)
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
O + H = H4O2 =>
2 O + 4 H = H4O2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
ZnSO4 + Br2 = BrSO4 + Zn =>
2 ZnSO4 + Br2 = 2 BrSO4 + 2 Zn
CH3CHO + NaBH4 = CH3CH2OH + Na + BH3 =>
CH3CHO + 2 NaBH4 = CH3CH2OH + 2 Na + 2 BH3
C2H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
Cr(OH)3 + NaOH = NaCr(OH)4 =>
Cr(OH)3 + NaOH = NaCr(OH)4
Fe(OH)3 + HY = FeY3 + H2O =>
Fe(OH)3 + 3 HY = FeY3 + 3 H2O
AlSO4 + K2CO3 = AlCO3 + K2SO4 =>
AlSO4 + K2CO3 = AlCO3 + K2SO4
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Na2CO3 + H3PO3 = Na3PO3 + CO2 + H2O =>
3 Na2CO3 + 2 H3PO3 = 2 Na3PO3 + 3 CO2 + 3 H2O
Fe(HCO3)2 + KMnO4 + H2O = Fe(OH)3 + MnO2 + KHCO3 + H2CO3 =>
3 Fe(HCO3)2 + KMnO4 + 7 H2O = 3 Fe(OH)3 + MnO2 + KHCO3 + 5 H2CO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Fe + AgCI = FeCI + Ag =>
Fe + AgCI = FeCI + Ag
H2SO4 + NaBrO3 + HBr = Br2 + Na2SO4 + H2O =>
H2SO4 + 2 NaBrO3 + 10 HBr = 6 Br2 + Na2SO4 + 6 H2O
Pb(NO3)2 + K = PbK2 + KNO3 =>
Pb(NO3)2 + 4 K = PbK2 + 2 KNO3
Rb2S + CuCl2 = CuS + RbCl =>
Rb2S + CuCl2 = CuS + 2 RbCl
(COONa)2 + K2Cr2O7 + HCl = CO2 + KCl + CrCl3 + H2O + NaCl =>
3(COONa)2 + K2Cr2O7 + 14 HCl = 6 CO2 + 2 KCl + 2 CrCl3 + 7 H2O + 6 NaCl
CaBr + H(OH)2 = Ca(OH)2 + HBr =>
CaBr + H(OH)2 = Ca(OH)2 + HBr
H + Ti = H4Ti =>
4 H + Ti = H4Ti
Y(NO3)3 + NaOH = Y(NO3)3(OH)3 + Na =>
Y(NO3)3 + 3 NaOH = Y(NO3)3(OH)3 + 3 Na
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ca + Zn(SO4)2 = Ca(SO4)2 + Zn =>
Ca + Zn(SO4)2 = Ca(SO4)2 + Zn
FeCl3 + H2 + H2SO4 = FeSO4 + HCl =>
2 FeCl3 + H2 + 2 H2SO4 = 2 FeSO4 + 6 HCl
AlOH(NO3)2 + HOH = Al(OH)2NO3 + HNO3 =>
AlOH(NO3)2 + HOH = Al(OH)2NO3 + HNO3
Na3PO4 + H2O = Na3PO4(H2O) =>
Na3PO4 + H2O = Na3PO4(H2O)
Rb2S + CuCl2 = CuS + RbCl =>
Rb2S + CuCl2 = CuS + 2 RbCl
CH3(CH3)(CH3)(CH3) + O2 = CO2 + H2O =>
CH3(CH3)(CH3)(CH3) + 7 O2 = 4 CO2 + 6 H2O
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
La100(N100O300)3*6H200O100 + Ca100(N100O300)2*4H200O100 + Ni100(N100O300)2*6H200O100 + Fe100(N100O300)3*10H200O100 = La70Ca30Ni30Fe70O300 + N100O100 + O200 + H200O100 =>
7 La100(N100O300)3*6H200O100 + 3 Ca100(N100O300)2*4H200O100 + 3 Ni100(N100O300)2*6H200O100 + 7 Fe100(N100O300)3*10H200O100 = 10 La70Ca30Ni30Fe70O300 + 54 N100O100 + 39 O200 + 142 H200O100
H2SO4 + OH{-} = HSO4{-} + H2O =>
H2SO4 + OH{-} = HSO4{-} + H2O
KClO3 + NH4Br = KBr + NH4ClO3 =>
KClO3 + NH4Br = KBr + NH4ClO3
Ca2CO3 + H2CO3 = CaHCO3 =>
Ca2CO3 + H2CO3 = 2 CaHCO3
Na2CO3(aq) + NiCl2(aq) = Na2Cl2(aq) + NiCO3(s) =>
Na2CO3(aq) + NiCl2(aq) = Na2Cl2(aq) + NiCO3(s)
KCr(SO4)2*12H2O + KOH = K3[Cr(OH)6] + K2SO4 + H2O =>
KCr(SO4)2*12H2O + 6 KOH = K3[Cr(OH)6] + 2 K2SO4 + 12 H2O
Os2O3 = Os + O2 =>
2 Os2O3 = 4 Os + 3 O2
La(NO3)3*6H2O + Bi(NO3)3*5H2O + MgCl2*6H2O + RuCl3 + O2 = LaBiMgRuO6 + Cl + NO3 + H2O =>
La(NO3)3*6H2O + Bi(NO3)3*5H2O + MgCl2*6H2O + RuCl3 + 3 O2 = LaBiMgRuO6 + 5 Cl + 6 NO3 + 17 H2O
CH3COCH2CH3 + KMnO4 + H2SO4 = MnSO4 + CH3COOH + K2SO4 + H2O =>
5 CH3COCH2CH3 + 6 KMnO4 + 9 H2SO4 = 6 MnSO4 + 10 CH3COOH + 3 K2SO4 + 9 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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