| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Cu(NO3)2 + K4Fe(CN)6 = Cu4Fe(CN)6 + 4 K(NO3)2
FeC12 + HC1 + HNO3 = FeC13 + NO + H2O =>
3 FeC12 + 3 HC1 + HNO3 = 3 FeC13 + NO + 2 H2O
AgF + NaCl = AgCl*NaF =>
AgF + NaCl = AgCl*NaF
OHH = H2O =>
OHH = H2O
Ce(NO3)4 + Fe(NO3)2 = Ce(NO3)3 + Fe(NO3)3 =>
Ce(NO3)4 + Fe(NO3)2 = Ce(NO3)3 + Fe(NO3)3
KBr + AgNO3 + NH3 = KNO3 + Br2 + AgNH3 =>
2 KBr + 2 AgNO3 + 2 NH3 = 2 KNO3 + Br2 + 2 AgNH3
Na2S2O3 + Br2 + H2O = Na2SO4 + SO2 + HBr =>
Na2S2O3 + 3 Br2 + 3 H2O = Na2SO4 + SO2 + 6 HBr
[NiBr2(PPh3)2] + NH4Br = [NiBr4]{2-} + NH4{+} + PPh3 =>
[NiBr2(PPh3)2] + 2 NH4Br = [NiBr4]{2-} + 2 NH4{+} + 2 PPh3
CuHCO3 + H2SO4 = Cu2SO4 + CO2 + H2O =>
2 CuHCO3 + H2SO4 = Cu2SO4 + 2 CO2 + 2 H2O
Na3AsO3 + NaIO3 = Na3AsO4 + NaI =>
3 Na3AsO3 + NaIO3 = 3 Na3AsO4 + NaI
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NH4OHKOH = NH4KOH2O =>
NH4OHKOH = NH4KOH2O
BaCl2 + LiSO4 = BaSO4 + LiCl2 =>
BaCl2 + LiSO4 = BaSO4 + LiCl2
Cr2(SO4)3 + KOH = Cr(OH)3 + K2SO4 =>
Cr2(SO4)3 + 6 KOH = 2 Cr(OH)3 + 3 K2SO4
VOSO4 + Zn + HCl = V2(SO4)3 + H2O + ZnCl2 + VCl3 =>
6 VOSO4 + 3 Zn + 12 HCl = 2 V2(SO4)3 + 6 H2O + 3 ZnCl2 + 2 VCl3
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
CaC2 + H2O = CHHC + Ca(OH)2 =>
CaC2 + 2 H2O = CHHC + Ca(OH)2
Pt + HNO3 = Pt(NO3)2 + H2O + NO2 =>
Pt + 4 HNO3 = Pt(NO3)2 + 2 H2O + 2 NO2
NaOH(s) = Na2O(s) + H2O(l) =>
2 NaOH(s) = Na2O(s) + H2O(l)
Zn(OH)2 + NaOH = Na2Zn(OH)4 =>
Zn(OH)2 + 2 NaOH = Na2Zn(OH)4
Cs2CO3 + C18H34O2 = CsC18H33O2 + H2CO3 =>
Cs2CO3 + 2 C18H34O2 = 2 CsC18H33O2 + H2CO3
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
C891H1076 + O2 = CO2 + H2O =>
C891H1076 + 1160 O2 = 891 CO2 + 538 H2O
NaOH + H2(CO3) = Na2(CO3) + H2O =>
2 NaOH + H2(CO3) = Na2(CO3) + 2 H2O
FeCl3 + CsOH = Fe(OH)3 + CsCl =>
FeCl3 + 3 CsOH = Fe(OH)3 + 3 CsCl
Hl + H2SO4 = Hl2SO4 + SO2 + H2O =>
2 Hl + 2 H2SO4 = Hl2SO4 + SO2 + 2 H2O
Li2Cr2O7 + KOH = LiOH + K2Cr2O7 =>
Li2Cr2O7 + 2 KOH = 2 LiOH + K2Cr2O7
FeCl2 + KOH = Fe(OH)2 + KCl =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 KCl
Cu(OH)2 + Cu = Cu2O + H2O =>
Cu(OH)2 + Cu = Cu2O + H2O
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
FeTiO3 + H2SO4 = TiOSO4 + FeSO4 + H2O =>
FeTiO3 + 2 H2SO4 = TiOSO4 + FeSO4 + 2 H2O
CH2COOH + NaOH = NaCH2COO + H2O =>
CH2COOH + NaOH = NaCH2COO + H2O
Pt + H2SO4 = PtSO4 + H2 =>
Pt + H2SO4 = PtSO4 + H2
SnCl4(aq) + Na3PO4 = Sn3(PO4)4 + NaCl =>
3 SnCl4(aq) + 4 Na3PO4 = Sn3(PO4)4 + 12 NaCl
Ni2{+} + Mn = Ni + Mn2{+} =>
Ni2{+} + 2 Mn = 2 Ni + Mn2{+}
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CoSO4 + CuCl2 = CoCl2 + CuSO4 =>
CoSO4 + CuCl2 = CoCl2 + CuSO4
C5H11Cl + K = C10H22 + KCl =>
2 C5H11Cl + 2 K = C10H22 + 2 KCl
Fe(OH)2 + NH4Cl = FeCl2 + NH4OH =>
Fe(OH)2 + 2 NH4Cl = FeCl2 + 2 NH4OH
Na2S2O3*5H2O(s) + CO2(g) + NaOH = CH2O(s) + H2O(l) + Na2SO4 =>
Na2S2O3*5H2O(s) + 2 CO2(g) + 2 NaOH = 2 CH2O(s) + 4 H2O(l) + 2 Na2SO4
HClO3 + NaOH = NaClO3 + HOH =>
HClO3 + NaOH = NaClO3 + HOH
Na3PO4 + LiNO3 = LiPO4 + NO3Na3 =>
Na3PO4 + LiNO3 = LiPO4 + NO3Na3
MgSO4(aq) + KOH(aq) = Mg(OH)2(s) + K2SO4(aq) =>
MgSO4(aq) + 2 KOH(aq) = Mg(OH)2(s) + K2SO4(aq)
K2C2O4*H2O + H2C2O4*2H2O + K2Cr2O7 = K3[Cr(C2O4)3]*3H2O + H2O + CO2 =>
2 K2C2O4*H2O + 7 H2C2O4*2H2O + K2Cr2O7 = 2 K3[Cr(C2O4)3]*3H2O + 17 H2O + 6 CO2
Cr(OH)3 + CuCl2 = Cu(OH)3 + CrCl2 =>
Cr(OH)3 + CuCl2 = Cu(OH)3 + CrCl2
KHCO3 + Ba(OH)2 = BaCO3 + KOH + H2O =>
KHCO3 + Ba(OH)2 = BaCO3 + KOH + H2O
CuSO4 + Fe = Cu2 + FeSO4 =>
2 CuSO4 + 2 Fe = Cu2 + 2 FeSO4
S2 + CO = SO2 + C =>
S2 + 4 CO = 2 SO2 + 4 C
CH2O2 + KOH = KCHO2 + H2O =>
CH2O2 + KOH = KCHO2 + H2O
NO2{-} + H{+} + MnO4{-} = Mn{2+} + NO3{-} + H2O =>
5 NO2{-} + 6 H{+} + 2 MnO4{-} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/18/24
Équations équilibrées sur11/17/23
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