| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Ca(OH)2 + H2O = Ca(H)4 + O =>
Ca(OH)2 + H2O = Ca(H)4 + 3 O
Ca + H2SO4 = CaSO4 + H2 =>
Ca + H2SO4 = CaSO4 + H2
NaOH + K4[Fe(CN)6] = Na4[Fe(CN)6] + KOH =>
4 NaOH + K4[Fe(CN)6] = Na4[Fe(CN)6] + 4 KOH
BaO + Fe(OH)3 = Ba3(FeO3)2 + H2O =>
3 BaO + 2 Fe(OH)3 = Ba3(FeO3)2 + 3 H2O
[Ni(NH3)6]Cl2 + Na2C2O4 = NiC2O4 + NH3 + NaCl =>
[Ni(NH3)6]Cl2 + Na2C2O4 = NiC2O4 + 6 NH3 + 2 NaCl
NaH2PO4 + (NH4)2MoO4 + HNO3 = (NH4)3PMo12O40*6H2O + NH4NO3 + NaNO3 + H2O =>
NaH2PO4 + 12(NH4)2MoO4 + 22 HNO3 = (NH4)3PMo12O40*6H2O + 21 NH4NO3 + NaNO3 + 6 H2O
Si2Cl + H2O = SiO2 + HCl + H =>
Si2Cl + 4 H2O = 2 SiO2 + HCl + 7 H
CuFeS2 + O2 = CuSO4 + Fe2O3 + SO3 =>
4 CuFeS2 + 17 O2 = 4 CuSO4 + 2 Fe2O3 + 4 SO3
[Cu(NH3)4]SO4 + HCl = NH4Cl + CuCl2 + H2SO4 =>
[Cu(NH3)4]SO4 + 6 HCl = 4 NH4Cl + CuCl2 + H2SO4
CrCl3 + Na(CO3) = NaCl + Cr(CO3)3 =>
CrCl3 + 3 Na(CO3) = 3 NaCl + Cr(CO3)3
Al2S3 + CoCl2 = AlCl3 + CoS =>
Al2S3 + 3 CoCl2 = 2 AlCl3 + 3 CoS
Al + NaNO3 + NaOH + H2O = Na[Al(OH)4] + NH3 =>
8 Al + 3 NaNO3 + 5 NaOH + 18 H2O = 8 Na[Al(OH)4] + 3 NH3
C17H19NO3(s) + O2(g) = CO2(g) + NO2(g) + H2O(l) =>
4 C17H19NO3(s) + 85 O2(g) = 68 CO2(g) + 4 NO2(g) + 38 H2O(l)
NaHCO3 = Na2 + O + H2O + CO =>
2 NaHCO3 = Na2 + 3 O + H2O + 2 CO
HNO3(aq) + KI(aq) = I2(s) + H2O(l) + NO2(g) + KNO3(aq) =>
4 HNO3(aq) + 2 KI(aq) = I2(s) + 2 H2O(l) + 2 NO2(g) + 2 KNO3(aq)
CuBr2 + (NH4)2S = CuS + NH4Br =>
CuBr2 + (NH4)2S = CuS + 2 NH4Br
BiClO3 = BiCl + O2 =>
2 BiClO3 = 2 BiCl + 3 O2
HgCl2 + KI = HgCl2KI =>
HgCl2 + KI = HgCl2KI
Na + H2SO4 = Na2SO4 + H2O + H2S =>
8 Na + 5 H2SO4 = 4 Na2SO4 + 4 H2O + H2S
Ba(NO3)2 + K2C2O4 = K2(NO3)2 + BaC2O4 =>
Ba(NO3)2 + K2C2O4 = K2(NO3)2 + BaC2O4
NHO2 = NHO3 + NO + H2O =>
3 NHO2 = NHO3 + 2 NO + H2O
C7H8 = C6H6 + H2 =>
6 C7H8 = 7 C6H6 + 3 H2
NH4Cl + Na2O = NaCl + H2O + NH3 =>
2 NH4Cl + Na2O = 2 NaCl + H2O + 2 NH3
C6H6O2 = C6H4O2 + e + H{+} =>
C6H6O2 = C6H4O2 + 2e + 2 H{+}
SnCl2 + K2Cr2O7 + HCl = Cl2CrCl3 + H2O + KCl + SnCl4 =>
SnCl2 + K2Cr2O7 + 14 HCl = 2 Cl2CrCl3 + 7 H2O + 2 KCl + SnCl4
Fe2(SO4)3 + H2O = Fe(OH)3 + H2SO4 =>
Fe2(SO4)3 + 6 H2O = 2 Fe(OH)3 + 3 H2SO4
HCOOH + Fe(OH)3 = H2O + Fe(COOH)3 =>
3 HCOOH + Fe(OH)3 = 3 H2O + Fe(COOH)3
Na2CO3 + SiO2 = Na2(SiO3) + CO2 =>
Na2CO3 + SiO2 = Na2(SiO3) + CO2
H2CO3(aq) + LiOH(aq) = Li2CO3 + H2O(l) =>
H2CO3(aq) + 2 LiOH(aq) = Li2CO3 + 2 H2O(l)
P4 + HCIO + H2O = H3PO4 + HCI =>
P4 + 10 HCIO + 6 H2O = 4 H3PO4 + 10 HCI
Fe22O33(s) + C(s) = Fe(s) + CO2(g) =>
2 Fe22O33(s) + 33 C(s) = 44 Fe(s) + 33 CO2(g)
Al(OH)3 + CaCl2 = Ca(OH)2 + AlCl3 =>
2 Al(OH)3 + 3 CaCl2 = 3 Ca(OH)2 + 2 AlCl3
K2CrO7 + SnCl2 + HCl = SnCl4 + CrCl3 + KCl + H2O =>
2 K2CrO7 + 9 SnCl2 + 28 HCl = 9 SnCl4 + 2 CrCl3 + 4 KCl + 14 H2O
H2SO4C14H10O4S2 + C10H14 = C17H16OS + H2O + SO2 =>
H2SO4C14H10O4S2 + 2 C10H14 = 2 C17H16OS + 4 H2O + SO2
Cu(OH)2 + CH2OH(CHOH)4CHO = Cu2O + H2O + CH2OH(CHOH)4COOH =>
2 Cu(OH)2 + CH2OH(CHOH)4CHO = Cu2O + 2 H2O + CH2OH(CHOH)4COOH
PbS4 + O2 = Pb + SO2 =>
PbS4 + 4 O2 = Pb + 4 SO2
C7H6O3 + Ca(OH)2 = (C14H10CaO6) + H2O =>
2 C7H6O3 + Ca(OH)2 = (C14H10CaO6) + 2 H2O
CaI2(s) + Ag(NO3)(aq) = Ca(NO3)2 + AgI(s) =>
CaI2(s) + 2 Ag(NO3)(aq) = Ca(NO3)2 + 2 AgI(s)
BaCO3 + Cr2O3 = Ba(CrO2)2 + CO2 =>
BaCO3 + Cr2O3 = Ba(CrO2)2 + CO2
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
KCO4 + ZnNO3 = Zn + KNO3 + CO4 =>
KCO4 + ZnNO3 = Zn + KNO3 + CO4
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
CH3CH2CH2OH + CuO = CH3CH2CH2COH + H2O + Cu =>
4 CH3CH2CH2OH + 3 CuO = 3 CH3CH2CH2COH + 4 H2O + 3 Cu
Rb2CO3 + HBr = Rb2CO2 + Br + H2O =>
Rb2CO3 + 2 HBr = Rb2CO2 + 2 Br + H2O
SiO2 + CO = SiO + CO2 =>
SiO2 + CO = SiO + CO2
NH3(NH4OH) + Cu = Cu(NH4OH)2 + NH3 =>
2 NH3(NH4OH) + Cu = Cu(NH4OH)2 + 2 NH3
Al(OH)2Cl + HNO3 = Al(OH)2NO3 + HCl =>
Al(OH)2Cl + HNO3 = Al(OH)2NO3 + HCl
Zn + Ca(NO3)2 + KOH = K2ZnO2 + NH3 + H2O + Ca(OH)2 =>
8 Zn + Ca(NO3)2 + 16 KOH = 8 K2ZnO2 + 2 NH3 + 4 H2O + Ca(OH)2
Fe{3} + HCl = FeCl{3} + H2 =>
2 Fe{3} + 2 HCl = 2 FeCl{3} + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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