| Équations équilibrées la veille |
Ca(OH)2 + MgCl2(aq) = Mg(OH)2(s) + CaCl2(aq)
Na2Cr2O7 + SO2 + H2SO4 = Cr2(SO4)3 + NaSO4 + H2O =>
Na2Cr2O7 + 2 SO2 + 3 H2SO4 = Cr2(SO4)3 + 2 NaSO4 + 3 H2O
Co(NO3)2 + NaNO3 + CH4N2O = NaCoO2 + N2 + CO2 + H2O =>
6 Co(NO3)2 + 6 NaNO3 + 14 CH4N2O = 6 NaCoO2 + 23 N2 + 14 CO2 + 28 H2O
SO2 + AgNO3 = S(NO3)2 + AgO =>
SO2 + 2 AgNO3 = S(NO3)2 + 2 AgO
NiCl2(aq) + AgNO3(aq) = AgCl(s) + Ni(NO3)2(aq) =>
NiCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + Ni(NO3)2(aq)
Pb3O4 + HBr = PbBr2 + Br2 + H2O =>
Pb3O4 + 8 HBr = 3 PbBr2 + Br2 + 4 H2O
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
Pb(NO3)2 + Na2CO3 = PbCO3 + Na2 + (NO3) =>
Pb(NO3)2 + Na2CO3 = PbCO3 + Na2 + 2(NO3)
Fe(OH)2 + NaOH + H2O = Na2[Fe(OH)6] + H2 =>
Fe(OH)2 + 2 NaOH + 2 H2O = Na2[Fe(OH)6] + H2
K2CrO4 + H2SO4 = H2O + K2Cr2O7 + K2SO4 =>
2 K2CrO4 + H2SO4 = H2O + K2Cr2O7 + K2SO4
Fe{2+} + Cl2 = Fe{3+} + Cl{-} =>
2 Fe{2+} + Cl2 = 2 Fe{3+} + 2 Cl{-}
NiS(s) + O2(g) = NiO(s) + SO2(g) =>
2 NiS(s) + 3 O2(g) = 2 NiO(s) + 2 SO2(g)
Al{+3} + N{-3} = AlN =>
Al{+3} + N{-3} = AlN
Ag(C2H3O2) + HNO3 = AgNO3 + HC2H3O2 =>
Ag(C2H3O2) + HNO3 = AgNO3 + HC2H3O2
KNO3 + C = K2CO3 + C2O3 + N2 =>
2 KNO3 + 3 C = K2CO3 + C2O3 + N2
FeO + N2O5 = Fe(NO3)2 =>
FeO + N2O5 = Fe(NO3)2
SnCl2 + AgNO3 = Sn(NO3)4 + Ag + Cl2 =>
SnCl2 + 4 AgNO3 = Sn(NO3)4 + 4 Ag + Cl2
HCl + K2CrO7 = KCl + CrCl3 + Cl2 + H2O =>
28 HCl + 2 K2CrO7 = 4 KCl + 2 CrCl3 + 9 Cl2 + 14 H2O
MnO*OH = Mn2O3 + H2O =>
2 MnO*OH = Mn2O3 + H2O
NH3(g) = H(g) + N(g) =>
NH3(g) = 3 H(g) + N(g)
H{+} + Cr2O7{-2} + C2H6O = Cr{+3} + C2H4O + H2O =>
8 H{+} + Cr2O7{-2} + 3 C2H6O = 2 Cr{+3} + 3 C2H4O + 7 H2O
Cu + HBr = HCuBr2 + H2 =>
2 Cu + 4 HBr = 2 HCuBr2 + H2
C6H7NO3S + Na2CO3 = C6H6NO3SNa + H2O + CO2 =>
2 C6H7NO3S + Na2CO3 = 2 C6H6NO3SNa + H2O + CO2
K3(PO4) + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3(PO4) + 3 BaCl2 = 6 KCl + Ba3(PO4)2
C6H7NO3S + Na2CO3 = C6H6NO3SNa + H2O + CO2 =>
2 C6H7NO3S + Na2CO3 = 2 C6H6NO3SNa + H2O + CO2
Sn(OH)2 + (NH4)2S = SnS + NH4OH =>
Sn(OH)2 + (NH4)2S = SnS + 2 NH4OH
K2SO3 + Cl2 = SO3 + KCl =>
K2SO3 + Cl2 = SO3 + 2 KCl
HI + Cr = CrI3 + H =>
3 HI + Cr = CrI3 + 3 H
C6H7NO3S + Na2CO3 = C6H6NO3SNa + H2O + CO2 =>
2 C6H7NO3S + Na2CO3 = 2 C6H6NO3SNa + H2O + CO2
Fe2O3 + CaF2 + C4H10 = Fe + CaO + HF + CO =>
3 Fe2O3 + 5 CaF2 + C4H10 = 6 Fe + 5 CaO + 10 HF + 4 CO
C6H7NO3S + Na2CO3 = C6H6NO3SNa + H2O + CO2 =>
2 C6H7NO3S + Na2CO3 = 2 C6H6NO3SNa + H2O + CO2
Fe{+3} + Mn{+2} + H2O = Fe{+2} + MnO2 + H{+} =>
2 Fe{+3} + Mn{+2} + 2 H2O = 2 Fe{+2} + MnO2 + 4 H{+}
C6H7NO3S + Na2CO3 = C6H6NO3SNa + H2O + CO2 =>
2 C6H7NO3S + Na2CO3 = 2 C6H6NO3SNa + H2O + CO2
CuO + H2SO4 = CuSO4(aq) + H2O =>
CuO + H2SO4 = CuSO4(aq) + H2O
C6H7NO3S + Na2CO3 = C6H6NO3SNa + H2O + CO2 =>
2 C6H7NO3S + Na2CO3 = 2 C6H6NO3SNa + H2O + CO2
MgCo3 + O2 = MgO + Co2 =>
2 MgCo3 + O2 = 2 MgO + 3 Co2
SeCl3 + Na2SO4 = Se2(SO4)3 + NaCl =>
2 SeCl3 + 3 Na2SO4 = Se2(SO4)3 + 6 NaCl
HSO3F + H2O = HF + H2SO4 =>
HSO3F + H2O = HF + H2SO4
P2O5 = P4 + O3 =>
6 P2O5 = 3 P4 + 10 O3
Ba(ClO4)2 + Fe2(SO4)3 = Fe(ClO4)3 + BaSO4 =>
3 Ba(ClO4)2 + Fe2(SO4)3 = 2 Fe(ClO4)3 + 3 BaSO4
Jn + CuSO4 = Cu + JnSO4 =>
Jn + CuSO4 = Cu + JnSO4
As2O3 + H = AsH3 + H2O =>
As2O3 + 12 H = 2 AsH3 + 3 H2O
NaNH3 + N2O = NaN3 + NaOH + NH3 =>
16 NaNH3 + 9 N2O = 7 NaN3 + 9 NaOH + 13 NH3
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
SiCl4 + NH3 = Si3N4 + (NH4)Cl =>
3 SiCl4 + 16 NH3 = Si3N4 + 12(NH4)Cl
I2 + K2SO3 + KOH = K2SO4 + H2O + KI =>
I2 + K2SO3 + 2 KOH = K2SO4 + H2O + 2 KI
Cd(s) + NiO2(s) + H2O(l) = Cd(OH)2 + Ni(OH)2(s) =>
Cd(s) + NiO2(s) + 2 H2O(l) = Cd(OH)2 + Ni(OH)2(s)
Li(OH) + H(Cl) = Li(Cl) + H2O =>
Li(OH) + H(Cl) = Li(Cl) + H2O
Pb + NH3 + H2O = NPb(OH)2 + H2 =>
2 Pb + 2 NH3 + 4 H2O = 2 NPb(OH)2 + 5 H2
Cu(OH)2 + Al = CuAl + OH =>
Cu(OH)2 + Al = CuAl + 2 OH
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Équations équilibrées sur01/29/25
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