| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 KIO3 + I2 + 20 HCl = 5 KICl4 + 9 H2O + 2 HIO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KIO3 + I2 + HCl = KICl4 + H2O + I2O5 =>
5 KIO3 + I2 + 20 HCl = 5 KICl4 + 10 H2O + I2O5
NaCl + K2SO4 = NaSO4 + K2Cl =>
NaCl + K2SO4 = NaSO4 + K2Cl
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
PbO2 + HCl = PbCl2 + Cl2 + H2O =>
PbO2 + 4 HCl = PbCl2 + Cl2 + 2 H2O
Fe2O3(s) + Al(s) = Fe(l) + Al2O3(s) =>
Fe2O3(s) + 2 Al(s) = 2 Fe(l) + Al2O3(s)
Fe2O3 + Al = Fe + Al2O3 =>
Fe2O3 + 2 Al = 2 Fe + Al2O3
Pb3O4 + HCl = PbCl2 + Cl2 + H2O =>
Pb3O4 + 8 HCl = 3 PbCl2 + Cl2 + 4 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
HNO2 = NO + HNO3 + H2O =>
3 HNO2 = 2 NO + HNO3 + H2O
AS2S3 + HNO3 + H20 = H2SO4 + NO + H3ASO4 =>
20 AS2S3 + 200 HNO3 + H20 = 80 H2SO4 + 200 NO + 20 H3ASO4
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
HCl + Fe(OH)3 = FeCl3 + H2O =>
3 HCl + Fe(OH)3 = FeCl3 + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MG(OH)2 + NAHCO3 = NAOH + MG(HCO3)2 =>
MG(OH)2 + 2 NAHCO3 = 2 NAOH + MG(HCO3)2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HClO = HCl + HClO3 =>
3 HClO = 2 HCl + HClO3
H2S + HClO4 = HCl + H2SO4 =>
H2S + HClO4 = HCl + H2SO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
NaSO3 + HCl = NaCl + HSO3 =>
NaSO3 + HCl = NaCl + HSO3
(CH3(CH2)2CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)2CH3) + 13 O2 = 8 CO2 + 10 H2O
Mg + H2SO4 = Mg2SO4 + H2 =>
2 Mg + H2SO4 = Mg2SO4 + H2
Cr + HNO3 = Cr(NO3)3 + N2O + H2O =>
8 Cr + 30 HNO3 = 8 Cr(NO3)3 + 3 N2O + 15 H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Ca(OH)2 + CuCl2 = CaCl2 + Cu(OH)2 =>
Ca(OH)2 + CuCl2 = CaCl2 + Cu(OH)2
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
C4H10 + O2 = CH3COOH + H2O =>
2 C4H10 + 5 O2 = 4 CH3COOH + 2 H2O
SO2 + Na2O = Na2SO3 =>
SO2 + Na2O = Na2SO3
CO2 + H2O + MgCO3 = Mg(HCO3)2 =>
CO2 + H2O + MgCO3 = Mg(HCO3)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HCOOH + NaHSO4 = HCOONa + H2SO4 =>
HCOOH + NaHSO4 = HCOONa + H2SO4
Cu(NH3)4SO4 + H2SO4 = Cu(SO4) + (NH4)2SO4 =>
Cu(NH3)4SO4 + 2 H2SO4 = Cu(SO4) + 2(NH4)2SO4
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
HBr + C2H2 = C2H3 + Br =>
HBr + C2H2 = C2H3 + Br
Fe3O4 + HNO3 = Fe(NO3)3 + NO + H2O =>
3 Fe3O4 + 28 HNO3 = 9 Fe(NO3)3 + NO + 14 H2O
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
KBr + AgNO3 = AgBr + KNO3 =>
KBr + AgNO3 = AgBr + KNO3
KI + K2Cr2O7 + H2SO4 = I2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 KI + K2Cr2O7 + 7 H2SO4 = 3 I2 + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
K2CO3 + H2O + CaCl2 = CO2 + Ca(OH)2 + KCl =>
K2CO3 + H2O + CaCl2 = CO2 + Ca(OH)2 + 2 KCl
O2 + P2 = P2O5 =>
5 O2 + 2 P2 = 2 P2O5
NH3*H2O + H2CO3 = (NH4)2CO3 + H2O =>
2 NH3*H2O + H2CO3 = (NH4)2CO3 + 2 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
P4 + Br2 + H2O = H3PO4 + HBr =>
P4 + 10 Br2 + 16 H2O = 4 H3PO4 + 20 HBr
KClO3 + HCl = KCl + Cl2 + H2O =>
KClO3 + 6 HCl = KCl + 3 Cl2 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/14/14
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