| Équations équilibrées la veille |
ZnSO3 + H2SO4 = ZnSO4 + H2SO3
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
H2SO4 + Pt = Pt2(SO4)5 + H2 =>
5 H2SO4 + 2 Pt = Pt2(SO4)5 + 5 H2
HCOOH + Al2O3 = (HCOO)3Al + H2O =>
6 HCOOH + Al2O3 = 2(HCOO)3Al + 3 H2O
Ba + H2SO4 = BaSO4 + H2 =>
Ba + H2SO4 = BaSO4 + H2
N2O3 + H2SO4 = NOHSO4 + H2O =>
N2O3 + 2 H2SO4 = 2 NOHSO4 + H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
NH4 + HNO3 = NH4NO3 + H2O =>
8 NH4 + 10 HNO3 = 9 NH4NO3 + 3 H2O
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
NH4Cl + NaCl = HCl + NaNH2 =>
NH4Cl + NaCl = 2 HCl + NaNH2
NH4NO3(g) = N2(g) + O2(g) + H2O(g) =>
2 NH4NO3(g) = 2 N2(g) + O2(g) + 4 H2O(g)
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
CuSO4 + HCl = CuCl2 + H2SO4 =>
CuSO4 + 2 HCl = CuCl2 + H2SO4
AlC3 + H2O = Al(OH)3 + CH4 + O2 =>
4 AlC3 + 30 H2O = 4 Al(OH)3 + 12 CH4 + 9 O2
Cu1 + S = Cu2S =>
2 Cu1 + S = Cu2S
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Ba(NO3)2 + Na3(PO4) = Ba3(PO4)2 + NaNO3 =>
3 Ba(NO3)2 + 2 Na3(PO4) = Ba3(PO4)2 + 6 NaNO3
NO + ClO3 = NO2 + Cl =>
3 NO + ClO3 = 3 NO2 + Cl
Al2(SO4)3 + K2CrO4 = KSO4 + Al + CrO4 =>
2 Al2(SO4)3 + 3 K2CrO4 = 6 KSO4 + 4 Al + 3 CrO4
Na(OH) + H2(SO4) = Na2(SO4) + H(OH) =>
2 Na(OH) + H2(SO4) = Na2(SO4) + 2 H(OH)
NaCl + Pb(NO3)2 = PbCl2 + NaNO3 =>
2 NaCl + Pb(NO3)2 = PbCl2 + 2 NaNO3
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(aq) + KNO3(aq) =>
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(aq) + 2 KNO3(aq)
Na2S + H2S = Na2S5 + H2 =>
Na2S + 4 H2S = Na2S5 + 4 H2
NaCl + AgNi = NaNi + AgCl =>
NaCl + AgNi = NaNi + AgCl
FK = F + K2 =>
2 FK = 2 F + K2
Mn{2+} + H2O = MnO2 + H{+} + e =>
Mn{2+} + 2 H2O = MnO2 + 4 H{+} + 2e
Na3N2 = Na + N2 =>
Na3N2 = 3 Na + N2
NaCl + NaNO3 = Na + ClNO3 =>
NaCl + NaNO3 = 2 Na + ClNO3
Ba(CH3COO)2 + NaOH = Ba(OH)2 + Na2(CH3COO)2 =>
Ba(CH3COO)2 + 2 NaOH = Ba(OH)2 + Na2(CH3COO)2
CuSO4 + H2S = CuS + H2SO4 =>
CuSO4 + H2S = CuS + H2SO4
C + H2 = C5H12 =>
5 C + 6 H2 = C5H12
NaHCO3(aq) + CaCl2(aq) = CaCO3(s) + H2CO3(aq) + NaCl(aq) =>
2 NaHCO3(aq) + CaCl2(aq) = CaCO3(s) + H2CO3(aq) + 2 NaCl(aq)
NaHCO3(s) + H3PO4(aq) = Na2HPO4(aq) + H2O(l) + CO2(g) =>
2 NaHCO3(s) + H3PO4(aq) = Na2HPO4(aq) + 2 H2O(l) + 2 CO2(g)
NaBr + H2SO4 + MnO2 = MnSO4 + Na2SO4 + Br2 + H2O =>
2 NaBr + 2 H2SO4 + MnO2 = MnSO4 + Na2SO4 + Br2 + 2 H2O
Cu + NHO3 = NO2 + Cu(NO3)2 + H2O =>
Cu + 4 NHO3 = 2 NO2 + Cu(NO3)2 + 2 H2O
NaHCO3(s) + HCl = NaCl + CO2(g) + H2O(g) =>
NaHCO3(s) + HCl = NaCl + CO2(g) + H2O(g)
Zn + HCl + H2O2 = ZnCl2 + H2O =>
Zn + 2 HCl + H2O2 = ZnCl2 + 2 H2O
K2IO3 + KI + H2SO4 = I2 + KSO4 + H2O =>
K2IO3 + KI + 3 H2SO4 = I2 + 3 KSO4 + 3 H2O
NaOH + CH4 = Na + CO2 + H2 =>
2 NaOH + CH4 = 2 Na + CO2 + 3 H2
BeSO4 + AgNO3 = Be(NO3)2 + Ag2SO4 =>
BeSO4 + 2 AgNO3 = Be(NO3)2 + Ag2SO4
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
NiSO4 + NH3 = Ni(NH3)6SO4 =>
NiSO4 + 6 NH3 = Ni(NH3)6SO4
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
AgO2 = Ag + O2 =>
AgO2 = Ag + O2
NaI + Pb(NO3)2 = NaNO3 + PbI2 =>
2 NaI + Pb(NO3)2 = 2 NaNO3 + PbI2
C6H5OH + O2 = CO2 + H2O =>
C6H5OH + 7 O2 = 6 CO2 + 3 H2O
CH3CCCH3 + KMnO4 + NaOH = CH3COONa + K2MnO4 + Na2MnO4 + H2O =>
CH3CCCH3 + 6 KMnO4 + 8 NaOH = 2 CH3COONa + 3 K2MnO4 + 3 Na2MnO4 + 4 H2O
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Équations équilibrées sur02/02/25
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