| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H4O(g) + 5 O2 = 4 CO2(g) + 4 H2O
FeO + C + NH4NO3 + K2CO3 = K4Fe(CN)6 + CO2 + H2 =>
FeO + 12 C + 3 NH4NO3 + 2 K2CO3 = K4Fe(CN)6 + 8 CO2 + 6 H2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
AlN + HCl = AlCl3 + NH4Cl =>
AlN + 4 HCl = AlCl3 + NH4Cl
C44H22O17 + O2 = CO2 + H2O =>
C44H22O17 + 41 O2 = 44 CO2 + 11 H2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
NH3(g) + CH4(g) = HCN(g) + H2(g) =>
NH3(g) + CH4(g) = HCN(g) + 3 H2(g)
C2O4 + H2O = HO + C2HO4 =>
C2O4 + H2O = HO + C2HO4
Na2CrO4 + HCH3COOH + CO2 = CrO2 + H2O + Na2CO3 =>
9 Na2CrO4 + 2 HCH3COOH + 5 CO2 = 9 CrO2 + 5 H2O + 9 Na2CO3
NaOH(aq) + Zn(NO3)(aq) = NaNO3 + Zn(OH) =>
NaOH(aq) + Zn(NO3)(aq) = NaNO3 + Zn(OH)
S2Cl2 + NH3 = S3N4 + S8 + NH4Cl =>
48 S2Cl2 + 128 NH3 = 8 S3N4 + 9 S8 + 96 NH4Cl
SI + HNO3 + HF = SIF4 + NO2 + H2O =>
SI + 4 HNO3 + 4 HF = SIF4 + 4 NO2 + 4 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Hg2(NO3)2 + NH4OH = HgOH + NH4NO3 =>
Hg2(NO3)2 + 2 NH4OH = 2 HgOH + 2 NH4NO3
SnCl2 + K2Cr2O7 + HCl = SnCl4 + H2O + KCl + CrCl3 =>
3 SnCl2 + K2Cr2O7 + 14 HCl = 3 SnCl4 + 7 H2O + 2 KCl + 2 CrCl3
Na2C2O4 + KMnO4 + H2SO4 = K2S + Na2SO4 + H2O + MnSO4 + CO2 =>
9 Na2C2O4 + 2 KMnO4 + 12 H2SO4 = K2S + 9 Na2SO4 + 12 H2O + 2 MnSO4 + 18 CO2
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
CrCl3*6H2O + K2C2O4 = K3Cr(C2O4)3 + KCl + H2O =>
CrCl3*6H2O + 3 K2C2O4 = K3Cr(C2O4)3 + 3 KCl + 6 H2O
Po4 + Ca = Ca(Po4) =>
Po4 + Ca = Ca(Po4)
Cr3{+} + e = Cr(s) =>
Cr3{+} + e = 3 Cr(s)
KCN(aq) + HCl(aq) = KCl(aq) + HCN(g) =>
KCN(aq) + HCl(aq) = KCl(aq) + HCN(g)
CH3CH2CH2COOH + CH3CH(CH3)CH2CH2OH = CH3CH2CH2COOCH3CH(CH3)CH2 + H2O =>
5 CH3CH2CH2COOH + 4 CH3CH(CH3)CH2CH2OH = 5 CH3CH2CH2COOCH3CH(CH3)CH2 + 4 H2O
Na2SO3 + Pb(CH3COO)2 = PbSO3 + CH3COONa =>
Na2SO3 + Pb(CH3COO)2 = PbSO3 + 2 CH3COONa
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
KO4 + CO2 = K5C4O2 + O4 =>
10 KO4 + 8 CO2 = 2 K5C4O2 + 13 O4
ZrOCl2*8H2O + HCOOH + C15H10O5 = Zr6O4(OH)6(HCO2)2(C15H8O5)4 + HCl + H2O =>
6 ZrOCl2*8H2O + 2 HCOOH + 4 C15H10O5 = Zr6O4(OH)6(HCO2)2(C15H8O5)4 + 12 HCl + 44 H2O
Cr(H2O)6 + S2O8 = CrSO4 + H2O =>
2 Cr(H2O)6 + S2O8 = 2 CrSO4 + 12 H2O
Ra + H2 = Ra2H =>
4 Ra + H2 = 2 Ra2H
H2TiCl6 + H2O2 + NaOH = Na4Ti(O2)4 + NaCl + H2O =>
H2TiCl6 + 4 H2O2 + 10 NaOH = Na4Ti(O2)4 + 6 NaCl + 10 H2O
C + H2SO4 = CO2 + SO2 + Water =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
CuSO4 + Na2S2O3 + H2O = CuS + H2SO4 + Na2SO4 =>
CuSO4 + Na2S2O3 + H2O = CuS + H2SO4 + Na2SO4
As2O3 + KMnO4 + H2O + KCl + HCl = MnCl2 + KH2AsO4 =>
5 As2O3 + 4 KMnO4 + 9 H2O + 6 KCl + 2 HCl = 4 MnCl2 + 10 KH2AsO4
TiCl4 + Mg = MgCl2 + Ti0 =>
TiCl4 + 2 Mg = 2 MgCl2 + Ti0
VCl2 + KMnO4 = VO2Cl + MnO2 + KCl =>
VCl2 + KMnO4 = VO2Cl + MnO2 + KCl
C2H5OH(l) + O2 = CO2 + H2O(l) =>
C2H5OH(l) + 3 O2 = 2 CO2 + 3 H2O(l)
CCl4 + CrO4 = COCl + CrO2Cl2 + Cl =>
2 CCl4 + CrO4 = 2 COCl + CrO2Cl2 + 4 Cl
KMnO4 + HCI + H2S = KCI + MnCI + H2O + S =>
KMnO4 + 2 HCI + 3 H2S = KCI + MnCI + 4 H2O + 3 S
NO2 + H2O = H{+} + NO3{-} + HNO2 =>
2 NO2 + H2O = H{+} + NO3{-} + HNO2
KClO3 + AsO3 + K2CO3 = KCl + K3AsO4 + CO3 =>
2 KClO3 + 6 AsO3 + 9 K2CO3 = 2 KCl + 6 K3AsO4 + 9 CO3
Ga(CN)3 + BeS = Be(CN)2 + Ga2S3 =>
2 Ga(CN)3 + 3 BeS = 3 Be(CN)2 + Ga2S3
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
FeCl3 + KCN = K4[Fe(CN)6] + (CN)2 + KCl =>
2 FeCl3 + 14 KCN = 2 K4[Fe(CN)6] + (CN)2 + 6 KCl
BeO + NaOH + H2O = Be(OH)4 + Na =>
BeO + 2 NaOH + H2O = Be(OH)4 + 2 Na
HNO3 + Fe(SCN)3 = Fe(NO3)2 + CO2 + H2SO4 + NO + H2O =>
44 HNO3 + 3 Fe(SCN)3 = 3 Fe(NO3)2 + 9 CO2 + 9 H2SO4 + 47 NO + 13 H2O
NaOH + Fe(SCN)3 = FeOH + Na + SCN =>
NaOH + Fe(SCN)3 = FeOH + Na + 3 SCN
CaBr2 + Al2(CO3)3 = AlBr3 + CaCO3 =>
3 CaBr2 + Al2(CO3)3 = 2 AlBr3 + 3 CaCO3
Ca + MnO = CaO + Mn =>
Ca + MnO = CaO + Mn
Al + NO3{-} + OH{-} + H2O = AlO2{-} + NH3 =>
8 Al + 3 NO3{-} + 5 OH{-} + 2 H2O = 8 AlO2{-} + 3 NH3
ZnCl2 + PbF4 = ZnF2 + PbCl4 =>
2 ZnCl2 + PbF4 = 2 ZnF2 + PbCl4
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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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