| Équations équilibrées la veille | Équations équilibrées le lendemain |
I2 + 2 Na2S2O3 = Na2S4O6 + 2 NaI
HCl(aq) + Mg(OH)2(aq) = MgCl2(aq) + H2O(l) =>
2 HCl(aq) + Mg(OH)2(aq) = MgCl2(aq) + 2 H2O(l)
Br2(l) + KI(aq) = I2(aq) + KBr(aq) =>
Br2(l) + 2 KI(aq) = I2(aq) + 2 KBr(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
SO2(g) + O2(g) = SO3(g) =>
2 SO2(g) + O2(g) = 2 SO3(g)
Pb(s) + AgNO3(aq) = Pb(NO3)2 + Ag(s) =>
Pb(s) + 2 AgNO3(aq) = Pb(NO3)2 + 2 Ag(s)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
MgO(s) = Mg(s) + O2(g) =>
2 MgO(s) = 2 Mg(s) + O2(g)
Pb + PbO2 + H2SO4 = PbSO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KI(aq) + Cl2(g) = KCl(aq) + I2(s) =>
2 KI(aq) + Cl2(g) = 2 KCl(aq) + I2(s)
Cs2CO3 + H2SO4 = Cs2SO4 + H2O + CO2 =>
Cs2CO3 + H2SO4 = Cs2SO4 + H2O + CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Zn(s) + HCl(aq) = H2(g) + ZnCl2(aq) =>
Zn(s) + 2 HCl(aq) = H2(g) + ZnCl2(aq)
H + O = H2O =>
2 H + O = H2O
Cl2 + NaBr = NaCl + Br =>
Cl2 + 2 NaBr = 2 NaCl + 2 Br
PHCH3 + KMnO4 + H2SO4 = PHCOOH + K2SO4 + MnSO4 + H2O =>
5 PHCH3 + 6 KMnO4 + 9 H2SO4 = 5 PHCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Na(s) + H2O(l) = H2(g) + NaOH(aq) =>
2 Na(s) + 2 H2O(l) = H2(g) + 2 NaOH(aq)
AlOH3 + KOH = KAlO2 + H2 =>
AlOH3 + KOH = KAlO2 + 2 H2
Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
H2 + Fe2O3 = H2O + FeO =>
H2 + Fe2O3 = H2O + 2 FeO
Ca(s) + O2(g) = CaO(s) =>
2 Ca(s) + O2(g) = 2 CaO(s)
Mg3N2(s) + H2O(l) = NH3(g) + Mg(OH)2(s) =>
Mg3N2(s) + 6 H2O(l) = 2 NH3(g) + 3 Mg(OH)2(s)
Al(OH)3 + Fe2(SO4)3 = Fe(OH)3 + Al2(SO4)3 =>
2 Al(OH)3 + Fe2(SO4)3 = 2 Fe(OH)3 + Al2(SO4)3
C18H34O2 + NH4OH = CH177O049N024 + H20 + C02 =>
125 C18H34O2 + 240 NH4OH = 10 CH177O049N024 + 184 H20 + 1120 C02
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(s) + KNO3(aq) =>
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(s) + 2 KNO3(aq)
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
(NH4)2Cr2O7(s) = N2(g) + H2O(g) + Cr2O3(s) =>
(NH4)2Cr2O7(s) = N2(g) + 4 H2O(g) + Cr2O3(s)
H2C2O4*2H2O + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
5 H2C2O4*2H2O + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 10 CO2 + 18 H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
PaI5 = Pa + I2 =>
2 PaI5 = 2 Pa + 5 I2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H2O2(l) = H2O(l) + O2(g) =>
2 H2O2(l) = 2 H2O(l) + O2(g)
Sb + H2O = Sb2O3 + H2 =>
2 Sb + 3 H2O = Sb2O3 + 3 H2
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
K + H2O = H2 + KOH =>
2 K + 2 H2O = H2 + 2 KOH
BaCl2(aq) + H2SO4(aq) = BaSO4(s) + HCl(aq) =>
BaCl2(aq) + H2SO4(aq) = BaSO4(s) + 2 HCl(aq)
Cu(NO3)2 + KI = CuI2 + KNO3 =>
Cu(NO3)2 + 2 KI = CuI2 + 2 KNO3
Ga + H2SO4 = Ga2S3O12 + H2 =>
2 Ga + 3 H2SO4 = Ga2S3O12 + 3 H2
Mg(s) + H3PO4(aq) = Mg3(PO4)2(aq) + H2(g) =>
3 Mg(s) + 2 H3PO4(aq) = Mg3(PO4)2(aq) + 3 H2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/09
Équations équilibrées sur11/25/08
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