| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KFeO2 + H2O = 2 KOH + Fe2O3
AgNO3(aq) + Na2S2O3(aq) = AgS2O3(s) + Na2NO3(aq) =>
AgNO3(aq) + Na2S2O3(aq) = AgS2O3(s) + Na2NO3(aq)
ZnS + MgSO4 = ZnSO4 + MgS =>
ZnS + MgSO4 = ZnSO4 + MgS
Cu{+} = Cu{2+} + {-} =>
Cu{+} = Cu{2+} + e
NaOCl + HBr = NaBr + HClO =>
NaOCl + HBr = NaBr + HClO
NaO2 + O2 = NaO3 =>
2 NaO2 + O2 = 2 NaO3
C27H55 + O2 = CO + H2O =>
4 C27H55 + 109 O2 = 108 CO + 110 H2O
NaBr + Ca(OCl)2 + HCl = NaCl + Br2 + CaCl2 + H2O =>
4 NaBr + Ca(OCl)2 + 4 HCl = 4 NaCl + 2 Br2 + CaCl2 + 2 H2O
K2S + H2O + KBrO4 = S + KBr + KOH =>
4 K2S + 4 H2O + KBrO4 = 4 S + KBr + 8 KOH
CuO + HS = CuS + HO =>
CuO + HS = CuS + HO
Cs + CuSO4 = CsSO4 + Cu =>
Cs + CuSO4 = CsSO4 + Cu
Ca + Pb(NO3)2 = Ca(NO3) + Pb =>
2 Ca + Pb(NO3)2 = 2 Ca(NO3) + Pb
Ph3SnOH + NaCl = Ph3SnCl + NaOH =>
Ph3SnOH + NaCl = Ph3SnCl + NaOH
NaOH + Cu(NO3)2 = Cu(OH)2 + NaNO3 =>
2 NaOH + Cu(NO3)2 = Cu(OH)2 + 2 NaNO3
MgO(s) + HI(aq) = MgI2 + H2O(l) =>
MgO(s) + 2 HI(aq) = MgI2 + H2O(l)
CuSO4*5H2O + K2CO3 = CuCO3 + K2SO4*5H2O =>
CuSO4*5H2O + K2CO3 = CuCO3 + K2SO4*5H2O
CoC2O4 = CoO + CO2 + CO =>
CoC2O4 = CoO + CO2 + CO
C3H4 + KMnO4 + H2O = C3H4O3 + MnO2 + KOH =>
C3H4 + 2 KMnO4 + H2O = C3H4O3 + 2 MnO2 + 2 KOH
I2 + BeCl2 = ICl + Be =>
I2 + BeCl2 = 2 ICl + Be
NiO + CH4 = CO + H2 + Ni =>
NiO + CH4 = CO + 2 H2 + Ni
VCl5 = V + Cl2 =>
2 VCl5 = 2 V + 5 Cl2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(OH)2 + Na2Co3 = FeCo3 + NaOH =>
Fe(OH)2 + Na2Co3 = FeCo3 + 2 NaOH
Fe + CuSO4 + H2O = Cu + FeSO4*7H2O =>
Fe + CuSO4 + 7 H2O = Cu + FeSO4*7H2O
CaC2 + MnO2 + H2SO4 = CaCO3 + MnSO4 + CO2 + H2O =>
CaC2 + 5 MnO2 + 5 H2SO4 = CaCO3 + 5 MnSO4 + CO2 + 5 H2O
Sn + H2(SO4) = Sn(SO4)2 + SO2 + H2O =>
Sn + 4 H2(SO4) = Sn(SO4)2 + 2 SO2 + 4 H2O
Cl + Al2S3 = S2 + AlCl3 =>
12 Cl + 2 Al2S3 = 3 S2 + 4 AlCl3
CH3COONa = Na2O + (CH3CO)2O =>
2 CH3COONa = Na2O + (CH3CO)2O
Na3[Cr(OH)6] + H2O2 = NaOH + H2O + Na2CrO4 =>
2 Na3[Cr(OH)6] + 3 H2O2 = 2 NaOH + 8 H2O + 2 Na2CrO4
H2SO4 + Ra(OH)2 = Ra2(SO4)2 + H2O =>
2 H2SO4 + 2 Ra(OH)2 = Ra2(SO4)2 + 4 H2O
Pb(s) + HCl = PbCl2 + H2 =>
Pb(s) + 2 HCl = PbCl2 + H2
KHSO3 + HCl = KCl + SO2 + H2O =>
KHSO3 + HCl = KCl + SO2 + H2O
Al2O3 + NaHCO3 = NaAlO2 + CO2 + H2O =>
Al2O3 + 2 NaHCO3 = 2 NaAlO2 + 2 CO2 + H2O
Br1 + O2 = Br2O =>
4 Br1 + O2 = 2 Br2O
C9H8O4(aq) + H2O(l) = C2H4O2 =>
2 C9H8O4(aq) + 10 H2O(l) = 9 C2H4O2
ZnC2O4 = Zn + C2 + O4 =>
ZnC2O4 = Zn + C2 + O4
C3H8N2 + O2 = CO2 + H2O + NO2 =>
C3H8N2 + 7 O2 = 3 CO2 + 4 H2O + 2 NO2
Ca + Si = CaSi2 =>
Ca + 2 Si = CaSi2
P + KOH + H2O = K3PO4 + PH3 =>
8 P + 9 KOH + 3 H2O = 3 K3PO4 + 5 PH3
NaIO4 + KI + H2SO4 = K2SO4 + Na2SO4 + H2O + I2 =>
2 NaIO4 + 14 KI + 8 H2SO4 = 7 K2SO4 + Na2SO4 + 8 H2O + 8 I2
Ca(s) + HCl = CaCl2(s) + H2(g) =>
Ca(s) + 2 HCl = CaCl2(s) + H2(g)
W + F2 = WF =>
2 W + F2 = 2 WF
Na2CO3(aq) + HCl = NaCl + H2O + CO2 =>
Na2CO3(aq) + 2 HCl = 2 NaCl + H2O + CO2
ZnO + C6H8O7 = (C6H5O7)2Zn3*3H2O =>
3 ZnO + 2 C6H8O7 = (C6H5O7)2Zn3*3H2O
BaBr + O2 = BaO2 + Br =>
BaBr + O2 = BaO2 + Br
SO2 + K2Cr2O7 + H2O = Cr(OH)3 + K2SO4 + H2SO4 =>
3 SO2 + K2Cr2O7 + 5 H2O = 2 Cr(OH)3 + K2SO4 + 2 H2SO4
C6H11N + O2 = CO2 + H2O + N2 =>
4 C6H11N + 35 O2 = 24 CO2 + 22 H2O + 2 N2
Pb + H2CO3 = PbCO3 + H =>
Pb + H2CO3 = PbCO3 + 2 H
CH3COOH(aq) + NaHCO3(s) = CH3COONa + CO2(g) + H2O(l) =>
CH3COOH(aq) + NaHCO3(s) = CH3COONa + CO2(g) + H2O(l)
C6H5NO2 + NaOH = C6H4NO2Na + H2O =>
C6H5NO2 + NaOH = C6H4NO2Na + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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