| Équations équilibrées la veille | Équations équilibrées le lendemain |
P4 + 6 H2 = 4 PH3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
nitrogenmonoxide + carbonmonoxide = nitrogen + carbondioxide =>
2 NO + 2 CO = N2 + 2 CO2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
AsCl3(aq) + H2S(aq) = As2S3(s) + HCl(g) =>
2 AsCl3(aq) + 3 H2S(aq) = As2S3(s) + 6 HCl(g)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaOH + H2WO4 = (Na)10[H2W12O42] + H2O =>
10 NaOH + 12 H2WO4 = (Na)10[H2W12O42] + 16 H2O
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
C6H14 + O2 = H2O + CO2 =>
2 C6H14 + 19 O2 = 14 H2O + 12 CO2
chlorine + potassiumiodide = iodine + potassiumchloride =>
Cl2 + 2 KI = I2 + 2 KCl
Ba(OH)2 + NH4CN = NH3 + H2O + Ba(CN)2 =>
Ba(OH)2 + 2 NH4CN = 2 NH3 + 2 H2O + Ba(CN)2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Pb(NO3)2 + LiCl = PbCl2 + LiNO3 =>
Pb(NO3)2 + 2 LiCl = PbCl2 + 2 LiNO3
Mg + FeCl3 = MgCl3 + Fe3 =>
3 Mg + 3 FeCl3 = 3 MgCl3 + Fe3
Al + HCl = AlCl + H2 =>
2 Al + 2 HCl = 2 AlCl + H2
K2SO4 + Ba(OH)2 = BaSO4 + KOH =>
K2SO4 + Ba(OH)2 = BaSO4 + 2 KOH
Ba(s) + HCl(aq) = BaCl2(aq) + H2(g) =>
Ba(s) + 2 HCl(aq) = BaCl2(aq) + H2(g)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
CaCO3(s) + HBr(aq) = CaBr2(s) + H2O(l) + CO2(g) =>
CaCO3(s) + 2 HBr(aq) = CaBr2(s) + H2O(l) + CO2(g)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Al2(SO4)3 + Sr(NO3)2 = Al(NO3)3 + SrSO4 =>
Al2(SO4)3 + 3 Sr(NO3)2 = 2 Al(NO3)3 + 3 SrSO4
Sn + (OH)2 = SnO + H2O =>
Sn + (OH)2 = SnO + H2O
Na + KNO3 = Na2O + K2O + N2 =>
10 Na + 2 KNO3 = 5 Na2O + K2O + N2
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
O2 = O3 =>
3 O2 = 2 O3
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
HBr + O2 = Br + H2O =>
4 HBr + O2 = 4 Br + 2 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Na2S2O3 + Cl2 + H2O = NaHSO4 + HCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 NaHSO4 + 8 HCl
ZnN2O6 = ZnO + NO2 + O2 =>
2 ZnN2O6 = 2 ZnO + 4 NO2 + O2
K3PO4 + Ca(NO3)2 = KNO3 + Ca3(PO4)2 =>
2 K3PO4 + 3 Ca(NO3)2 = 6 KNO3 + Ca3(PO4)2
CaCO3(s) + HBr(aq) = CaBr2(s) + H2O(l) + CO2(g) =>
CaCO3(s) + 2 HBr(aq) = CaBr2(s) + H2O(l) + CO2(g)
Al + CO3 = Al2(CO3)3 =>
2 Al + 3 CO3 = Al2(CO3)3
Al(OH)3 + H2SO4 = H2O + Al2(SO4)3 =>
2 Al(OH)3 + 3 H2SO4 = 6 H2O + Al2(SO4)3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
Al + H2SO4 = H2 + Al(SO4)3 =>
Al + 3 H2SO4 = 3 H2 + Al(SO4)3
MnS + O2 + H2O = Mn(OH)3 + S =>
4 MnS + 3 O2 + 6 H2O = 4 Mn(OH)3 + 4 S
K3PO4 + CrBr3 = CrPO4 + KBr =>
K3PO4 + CrBr3 = CrPO4 + 3 KBr
Mg3N2 + HCl = MgCl2 + NH4 + Cl =>
Mg3N2 + 8 HCl = 3 MgCl2 + 2 NH4 + 2 Cl
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
AgNO3 + K2SO4 = Ag2SO4 + KNO3 =>
2 AgNO3 + K2SO4 = Ag2SO4 + 2 KNO3
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Al + H2SO4 = H2 + Al(SO4)3 =>
Al + 3 H2SO4 = 3 H2 + Al(SO4)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/03/14
Équations équilibrées sur04/02/13
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