| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Br2 + CrCl3 + 8 NaOH = Na2CrO4 + 3 NaBr2 + 3 NaCl + 4 H2O
C11H25O11 + O2 = CO2 + H2O =>
4 C11H25O11 + 47 O2 = 44 CO2 + 50 H2O
AlCl3 + H2SO4 = Al2(SO4)3 + HCl =>
2 AlCl3 + 3 H2SO4 = Al2(SO4)3 + 6 HCl
HBr(aq) + MgSO3(s) = H2O + SO2 + MgBr2 =>
2 HBr(aq) + MgSO3(s) = H2O + SO2 + MgBr2
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
FeCl2 + Na3PO4 = Fe3(PO4)2 + NaCl =>
3 FeCl2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaCl
Cu + S = Cu2S =>
2 Cu + S = Cu2S
Zn(s) + NaOH(aq) + H2O = NaZn(OH)4(aq) + H2(g) =>
2 Zn(s) + 2 NaOH(aq) + 6 H2O = 2 NaZn(OH)4(aq) + 3 H2(g)
Na2SO4 + HCN + MnSO4 + H2O = NaMnO4 + HSCN + H2SO4 =>
3 Na2SO4 + 5 HCN + 6 MnSO4 + 4 H2O = 6 NaMnO4 + 5 HSCN + 4 H2SO4
HBr + Fe = FeBr2 + H2 =>
2 HBr + Fe = FeBr2 + H2
Al4C3 + H2O = CH4(g) + Al(OH)3(s) =>
Al4C3 + 12 H2O = 3 CH4(g) + 4 Al(OH)3(s)
K4[Fe(CN)6] + H3PO4 = HCN + K3PO4 + Fe3(PO4)2 =>
3 K4[Fe(CN)6] + 6 H3PO4 = 18 HCN + 4 K3PO4 + Fe3(PO4)2
Cu + S8 = Cu2S =>
16 Cu + S8 = 8 Cu2S
Pb(NO3) + NaOH + NaOCl = PbO2 + NaNO3 + NaCl + H2O =>
2 Pb(NO3) + 2 NaOH + 3 NaOCl = 2 PbO2 + 2 NaNO3 + 3 NaCl + H2O
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
NH4{+} + O2 = NO2{-} + H{+} + H2O =>
2 NH4{+} + 3 O2 = 2 NO2{-} + 4 H{+} + 2 H2O
CaC2 + HCl = CaCl2 + HC =>
CaC2 + 2 HCl = CaCl2 + 2 HC
H2PtCl6 + Al2(C2O4)3 = Al2(PtCl6)3 + H2C2O4 =>
3 H2PtCl6 + Al2(C2O4)3 = Al2(PtCl6)3 + 3 H2C2O4
C6H5COOH + OH = C6H5COO + H2O =>
C6H5COOH + OH = C6H5COO + H2O
C4H6 = C8H12 =>
2 C4H6 = C8H12
Ba(s) + O2(g) = BaO(s) =>
2 Ba(s) + O2(g) = 2 BaO(s)
Al + Ag2O = Al2O3 + Ag =>
2 Al + 3 Ag2O = Al2O3 + 6 Ag
Fe2(SO3)2 + NaOH = Fe(OH)2 + Na2(SO3) =>
Fe2(SO3)2 + 4 NaOH = 2 Fe(OH)2 + 2 Na2(SO3)
NH4ReO4 + CaO = Ca(ReO4)2 + NH3 + H2O =>
2 NH4ReO4 + CaO = Ca(ReO4)2 + 2 NH3 + H2O
SbCl3 = Sb + Cl2 =>
2 SbCl3 = 2 Sb + 3 Cl2
W(ClO3)4 = WCl4 + O2 =>
W(ClO3)4 = WCl4 + 6 O2
NaCI + Fe = FeCI + Na =>
NaCI + Fe = FeCI + Na
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
NH5SO4 + K2Cr2O7 = K2SO4 + Cr2O3 + SO3 + N2 + H2O =>
2 NH5SO4 + K2Cr2O7 = K2SO4 + Cr2O3 + SO3 + N2 + 5 H2O
Fe(s) + H2O = Fe2O3 + H2(g) =>
2 Fe(s) + 3 H2O = Fe2O3 + 3 H2(g)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NiNO2 + NH3 + H2O = NiOH + NH4NO3 =>
4 NiNO2 + 2 NH3 + 5 H2O = 4 NiOH + 3 NH4NO3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
SrCl2 + KI = SrI2 + KCl =>
SrCl2 + 2 KI = SrI2 + 2 KCl
Cu + HBr = CuHBr =>
Cu + HBr = CuHBr
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
HgNO3 + K2CrO4 = KNO3 + Hg2CrO4 =>
2 HgNO3 + K2CrO4 = 2 KNO3 + Hg2CrO4
CUS + H2SO4 = CUSO4 + H2S =>
CUS + H2SO4 = CUSO4 + H2S
K2SO4 = K2O + SO3 =>
K2SO4 = K2O + SO3
Sn + NaOH = Na + SnO2 + H2 =>
Sn + 2 NaOH = 2 Na + SnO2 + H2
Pb(ClO3)2 + KI = PbI2 + KClO3 =>
Pb(ClO3)2 + 2 KI = PbI2 + 2 KClO3
Pb(NO3)2 + LiOH = Pb(OH)2 + LiNO3 =>
Pb(NO3)2 + 2 LiOH = Pb(OH)2 + 2 LiNO3
KOH + H5PO4 = K5PO4 + H2O =>
5 KOH + H5PO4 = K5PO4 + 5 H2O
ZnS = Zn{2+} + S{2-} =>
ZnS = Zn{2+} + S{2-}
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Na2S2O3 + NaOH + Br2 = Na2SO4 + NaBr + H2O =>
Na2S2O3 + 10 NaOH + 4 Br2 = 2 Na2SO4 + 8 NaBr + 5 H2O
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
KNO3 + Al + KOH + H2O = NH3 + K[Al(OH)4] =>
3 KNO3 + 8 Al + 5 KOH + 18 H2O = 3 NH3 + 8 K[Al(OH)4]
K2Cr2O7 + KHSO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
2 K2Cr2O7 + 6 KHSO3 + 5 H2SO4 = 2 Cr2(SO4)3 + 5 K2SO4 + 8 H2O
AI(OH)3 + Na = AI + NaOH =>
AI(OH)3 + 3 Na = AI + 3 NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/03/25
Équations équilibrées sur02/02/24
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