| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K(OH) + CaS = K2S + Ca(OH)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Mg(OH)2 + Mg(HSO4)2 = MgSO4 + H2O =>
Mg(OH)2 + Mg(HSO4)2 = 2 MgSO4 + 2 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
S + Sc = Sc2S =>
S + 2 Sc = Sc2S
SrO + Mg = MgO + Sr =>
SrO + Mg = MgO + Sr
Hf2W2C3O2 = WC + HfC + WO3 + WHf =>
6 Hf2W2C3O2 = 7 WC + 11 HfC + 4 WO3 + WHf
MgCO3 + HCl = MgCl2 + CO2 + H2O =>
MgCO3 + 2 HCl = MgCl2 + CO2 + H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
H2SO4 + NH3 = H2SO4NH3 =>
H2SO4 + NH3 = H2SO4NH3
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
HNO4 + NaOH = Na2 + NO4 + H2O =>
2 HNO4 + 2 NaOH = Na2 + 2 NO4 + 2 H2O
H2SO4(l) + NaCl(s) = HCl(g) + NaHSO4(s) =>
H2SO4(l) + NaCl(s) = HCl(g) + NaHSO4(s)
HCI + O2 = H2O + CI =>
4 HCI + O2 = 2 H2O + 4 CI
CaS + HNO3 = Ca(NO3)3 + S + NO + H2O =>
CaS + 4 HNO3 = Ca(NO3)3 + S + NO + 2 H2O
N2 + O2(g) + H2O = HNO3(aq) =>
2 N2 + 5 O2(g) + 2 H2O = 4 HNO3(aq)
KClO3 + H2SO4 + C12H22O11 = K2SO4 + CO2 + H2O + HCl =>
8 KClO3 + 4 H2SO4 + C12H22O11 = 4 K2SO4 + 12 CO2 + 11 H2O + 8 HCl
Cu2O + H2SO4 = SO2 + CuSO4 + H2O =>
Cu2O + 3 H2SO4 = SO2 + 2 CuSO4 + 3 H2O
Co(H2O)63{+} + H2O2 + C12H8N2 = Co(C12H8N2)3 + H2O{+} + OH{-} =>
Co(H2O)63{+} + 31 H2O2 + 3 C12H8N2 = Co(C12H8N2)3 + 63 H2O{+} + 62 OH{-}
Fe(s) + HCl(aq) = FeCl2(aq) + H2(s) =>
Fe(s) + 2 HCl(aq) = FeCl2(aq) + H2(s)
HCI + O2 = H2O + CI =>
4 HCI + O2 = 2 H2O + 4 CI
Si2 + NaOH = H2 + Na2O + Na2SiO3 =>
Si2 + 8 NaOH = 4 H2 + 2 Na2O + 2 Na2SiO3
Na + HNO3 = NaNO3 + NO + H2O =>
3 Na + 4 HNO3 = 3 NaNO3 + NO + 2 H2O
KCl + NO2 = KNO3 + NOCl =>
KCl + 2 NO2 = KNO3 + NOCl
HF + CaO2H2 = H2O + CaF2 =>
2 HF + CaO2H2 = 2 H2O + CaF2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Na2O5 + N2O = NaNO3 =>
Na2O5 + N2O = 2 NaNO3
SiO2 + Na2CO3 = Na2(SiO3) + CO2 =>
SiO2 + Na2CO3 = Na2(SiO3) + CO2
Li2S = Li2 + S =>
Li2S = Li2 + S
H2S + Na2Cr2O7 + H2TeO4 = Te3Cr2O4 + NaHTeO4 + S + H2O =>
11 H2S + Na2Cr2O7 + 5 H2TeO4 = Te3Cr2O4 + 2 NaHTeO4 + 11 S + 15 H2O
Pb2O + H2O = H2Pb2O2 =>
Pb2O + H2O = H2Pb2O2
Cl1 + O2 = ClO =>
2 Cl1 + O2 = 2 ClO
C + O2 = CO2 =>
C + O2 = CO2
K + C6H6 = KC + H =>
6 K + C6H6 = 6 KC + 6 H
Cu + Na2S2O3 + O2 = CuSO4 + Na2SO4 =>
2 Cu + 2 Na2S2O3 + 5 O2 = 2 CuSO4 + 2 Na2SO4
P + N2O5 = P2O5 + NO =>
6 P + 5 N2O5 = 3 P2O5 + 10 NO
Ag + HBr = AgHBr =>
Ag + HBr = AgHBr
Li(s) + O2(g) = Li2O() =>
4 Li(s) + O2(g) = 2 Li2O()
Pb(OH)4 + H2CrO4 = Pb(CrO4)2 + H2O =>
Pb(OH)4 + 2 H2CrO4 = Pb(CrO4)2 + 4 H2O
K2S + H2SO4 = K2SO + H2S =>
4 K2S + H2SO4 = 4 K2SO + H2S
CuS2 + HNO3 = Cu(NO3)2 + H2O + H2SO4 + NO =>
3 CuS2 + 20 HNO3 = 3 Cu(NO3)2 + 4 H2O + 6 H2SO4 + 14 NO
HCN + Zn(OH)2 = Zn(CN)2 + H2O =>
2 HCN + Zn(OH)2 = Zn(CN)2 + 2 H2O
CaC2 + H2O + CO2(g) = Ca(OH)2 + CH2CHCO2H =>
6 CaC2 + 16 H2O + 3 CO2(g) = 6 Ca(OH)2 + 5 CH2CHCO2H
NH3 + (CO2) = CO(NH2)2 + H2O =>
2 NH3 + (CO2) = CO(NH2)2 + H2O
CrCl3 + Na2Co3 = Cr2(Co3)3 + NaCl =>
2 CrCl3 + 3 Na2Co3 = Cr2(Co3)3 + 6 NaCl
Cl1 + O2 = ClO =>
2 Cl1 + O2 = 2 ClO
C4H8O2 + O2 = CO2 + H2O =>
C4H8O2 + 5 O2 = 4 CO2 + 4 H2O
Zn + ZnSO4 + H2O = Zn(OH)2 + ZnH2SO4 =>
Zn + ZnSO4 + 2 H2O = Zn(OH)2 + ZnH2SO4
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
MnSO4*H2O(aq) + H2C2O4(aq) + H2O(l) = MnC2O4*3H2O(s) + H2SO4(aq) =>
MnSO4*H2O(aq) + H2C2O4(aq) + 2 H2O(l) = MnC2O4*3H2O(s) + H2SO4(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/03/24
Équations équilibrées sur10/03/23
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