| Équations équilibrées la veille |
ZnCO3 + 4 NaOH = Na2[Zn(OH)4] + Na2CO3
K2SO3(aq) + HNO3(aq) = KNO3 + SO3H2 =>
K2SO3(aq) + 2 HNO3(aq) = 2 KNO3 + SO3H2
MgCl2 + Na3PO4 = Mg3(PO4)2 + NaCl(aq) =>
3 MgCl2 + 2 Na3PO4 = Mg3(PO4)2 + 6 NaCl(aq)
K2CrO3 + H2S + HCl = CrCl3 + KCl + S + H2O =>
2 K2CrO3 + H2S + 10 HCl = 2 CrCl3 + 4 KCl + S + 6 H2O
Cu(OH)2 + K2CO3 = Cu2(OH)2CO3 + KOH =>
2 Cu(OH)2 + K2CO3 = Cu2(OH)2CO3 + 2 KOH
MgHCe = MgCeH =>
MgHCe = MgCeH
HC2H3O2 + MgClO = MgC2H3O2 + HClO =>
HC2H3O2 + MgClO = MgC2H3O2 + HClO
PbCl + AgI2 = AgCl + PbI2 =>
PbCl + AgI2 = AgCl + PbI2
SrCO3 + Na3PO4 = Sr3(PO4)2 + Na2CO3 =>
3 SrCO3 + 2 Na3PO4 = Sr3(PO4)2 + 3 Na2CO3
NaOH + Cl2 = NaCl + Na2ClO3 + H2O =>
12 NaOH + 5 Cl2 = 8 NaCl + 2 Na2ClO3 + 6 H2O
Mo + HNO3 = MoO4 + NO2 + H2O =>
Mo + 8 HNO3 = MoO4 + 8 NO2 + 4 H2O
CrO3 + ZnO = ZnCrO4 =>
CrO3 + ZnO = ZnCrO4
N + CuS + H2O = H2SO4 + Cu(NO3)2 + H =>
2 N + CuS + 10 H2O = H2SO4 + Cu(NO3)2 + 18 H
PtO(s) = Pt(s) + O2(g) =>
2 PtO(s) = 2 Pt(s) + O2(g)
AgNO3 + MnSO4 + KOH = Ag2SO4 + Mn(OH)2 + KNO3 =>
2 AgNO3 + MnSO4 + 2 KOH = Ag2SO4 + Mn(OH)2 + 2 KNO3
HVO3 + Mg(OH)2 = Mg(VO3)2 + H2O =>
2 HVO3 + Mg(OH)2 = Mg(VO3)2 + 2 H2O
Na2U2O7 + HCl = NaUCl7 + H2O =>
Na2U2O7 + 14 HCl = 2 NaUCl7 + 7 H2O
H2BO3 + C2H6O = H2O + CO2 + BO =>
6 H2BO3 + C2H6O = 9 H2O + 2 CO2 + 6 BO
CO + I3O5 = I2 + CO2 =>
10 CO + 2 I3O5 = 3 I2 + 10 CO2
Pb2S4 + O2 = PbO2 + SO2 =>
Pb2S4 + 6 O2 = 2 PbO2 + 4 SO2
HNO3 + PbO2 + Mn(NO3)2 = H2O + HMnO4 + Pb(NO3)2 =>
6 HNO3 + 5 PbO2 + 2 Mn(NO3)2 = 2 H2O + 2 HMnO4 + 5 Pb(NO3)2
Mg3(PO4)2 + H2SO4 = H3PO4 + MgSO4 =>
Mg3(PO4)2 + 3 H2SO4 = 2 H3PO4 + 3 MgSO4
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
AgNO3 + K2CrO4 = K2NO3(s) + AgCrO4 =>
AgNO3 + K2CrO4 = K2NO3(s) + AgCrO4
Na + S8 + O2 = Na2SO4 =>
16 Na + S8 + 16 O2 = 8 Na2SO4
Me + H2SO4 = Me2(SO4)3 + SO2 + H2O =>
2 Me + 6 H2SO4 = Me2(SO4)3 + 3 SO2 + 6 H2O
P2S5 = P4 + S8 =>
8 P2S5 = 4 P4 + 5 S8
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Pb(OH)2 + HSO4 = Pb(SO4)2 + H2O =>
Pb(OH)2 + 2 HSO4 = Pb(SO4)2 + 2 H2O
KBr + H2SO4 = Br2 + SO2 + K2O + H2O =>
2 KBr + H2SO4 = Br2 + SO2 + K2O + H2O
MnO4{2-} + VO{2+} = Mn{2+} + VO2{+} =>
MnO4{2-} + 4 VO{2+} = Mn{2+} + 4 VO2{+}
NH3 + KClO + NaOH = NaNO3 + KCl + H2O =>
NH3 + 4 KClO + NaOH = NaNO3 + 4 KCl + 2 H2O
Na + H2SO4 = S + NaSO4 + H2O =>
3 Na + 4 H2SO4 = S + 3 NaSO4 + 4 H2O
CH3CH2Br + H2O = HBr + CH3CH2OH =>
CH3CH2Br + H2O = HBr + CH3CH2OH
[Cu(NH3)4(H2O)2] + H2SO4 = CuSO4 + (NH4)2SO4 + H3O =>
[Cu(NH3)4(H2O)2] + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H3O
Ag(C2H3O2) + AlCl3 = AgCl + Al(C2H3O2)3 =>
3 Ag(C2H3O2) + AlCl3 = 3 AgCl + Al(C2H3O2)3
C4H12(g) + O2(g) = CO2(g) + H2O(l) =>
C4H12(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(l)
KCl + NaHCO3 = K2CO3 + CO2 + NaCl + H2O =>
2 KCl + 2 NaHCO3 = K2CO3 + CO2 + 2 NaCl + H2O
NaCl + BaCl2 = Na2Ba + Cl2 =>
2 NaCl + BaCl2 = Na2Ba + 2 Cl2
C2H4 + KMnO4 + H2SO4 + H2O = CH2OHCH2OH + MnSO4 + K2SO4 =>
5 C2H4 + 2 KMnO4 + 3 H2SO4 + 2 H2O = 5 CH2OHCH2OH + 2 MnSO4 + K2SO4
H2SO4 + IH = I + H2S + H2O =>
H2SO4 + 8 IH = 8 I + H2S + 4 H2O
C3H8 + Cl2 = HCl + C3H6Cl2 =>
C3H8 + 2 Cl2 = 2 HCl + C3H6Cl2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
MnI2(aq) + AgNO3(aq) = AgI(s) + Mn(NO3)2(au) =>
MnI2(aq) + 2 AgNO3(aq) = 2 AgI(s) + Mn(NO3)2(au)
Ba + HBr = BaHBr =>
Ba + HBr = BaHBr
C6H12O6 + O2 = CO2 + H2O = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
KClO3(s) + P4(s) = P4O10(s) + KCl(s) =>
10 KClO3(s) + 3 P4(s) = 3 P4O10(s) + 10 KCl(s)
S + NaOH + NaClO4 = NaCl + Na2SO4 + H2O =>
4 S + 8 NaOH + 3 NaClO4 = 3 NaCl + 4 Na2SO4 + 4 H2O
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Équations équilibrées sur01/07/25
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