| Équations équilibrées la veille | Équations équilibrées le lendemain |
S + 6 HNO3 = H2SO4 + 2 H2O + 6 NO2
NO2 + NaOH = NaNO2 + NaNO3 + H2O =>
2 NO2 + 2 NaOH = NaNO2 + NaNO3 + H2O
CO(OH)2 + NaOH = NaHCO3 + H2O =>
CO(OH)2 + NaOH = NaHCO3 + H2O
KMnO4 + HCl = MnCl2 + H2O + KCl + Cl2 =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 8 H2O + 2 KCl + 5 Cl2
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
Ca(s) + H2O(l) = Ca(OH)2 + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2 + H2(g)
KOH + H2O + Cr(OH)3 = K[Cr(OH)4(H2O)2] =>
KOH + 2 H2O + Cr(OH)3 = K[Cr(OH)4(H2O)2]
CA(OH)2 + H3PO4 = CAHPO4 + H2O =>
CA(OH)2 + H3PO4 = CAHPO4 + 2 H2O
Na2CO3(s) + HCl(aq) = CO2(g) + H2O(l) + NaCl(aq) =>
Na2CO3(s) + 2 HCl(aq) = CO2(g) + H2O(l) + 2 NaCl(aq)
NaHCO3(s) = NaOH(s) + CO2(g) =>
NaHCO3(s) = NaOH(s) + CO2(g)
CH3COOH + Ca(OH)2 = Ca(CH3COO)2 + H2O =>
2 CH3COOH + Ca(OH)2 = Ca(CH3COO)2 + 2 H2O
FeSO4 + KCLO3 + H2SO4 = Fe2(SO4)3 + KCL + H2O =>
6 FeSO4 + KCLO3 + 3 H2SO4 = 3 Fe2(SO4)3 + KCL + 3 H2O
KMNO4 + Na2SO3 + H2O = MNO2 + Na2SO4 + KOH =>
2 KMNO4 + 3 Na2SO3 + H2O = 2 MNO2 + 3 Na2SO4 + 2 KOH
Ca(OH)2 + H2So4 = CaSo4 + H2O =>
Ca(OH)2 + H2So4 = CaSo4 + 2 H2O
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
NaHCO3(s) = Na2CO3(s) + H2O(g) + CO2(g) =>
2 NaHCO3(s) = Na2CO3(s) + H2O(g) + CO2(g)
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
C3H8 + O2 = CO + H2O =>
2 C3H8 + 7 O2 = 6 CO + 8 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2O(l) + Fe(s) = Fe3O4(s) + H2(g) =>
4 H2O(l) + 3 Fe(s) = Fe3O4(s) + 4 H2(g)
Zn + Fe(So4) = ZnSo4 + Fe =>
Zn + Fe(So4) = ZnSo4 + Fe
HCl + Na2Co3 = NaCl + Co2 + H2 =>
4 HCl + 2 Na2Co3 = 4 NaCl + 3 Co2 + 2 H2
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
H2O(l) + Fe(s) = Fe3O4(s) + H2(g) =>
4 H2O(l) + 3 Fe(s) = Fe3O4(s) + 4 H2(g)
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
MgO + ZnSO4 + H2O = Zn(OH)2 + MgSO4 =>
MgO + ZnSO4 + H2O = Zn(OH)2 + MgSO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaSO4 + CO = NaS + CO2 =>
NaSO4 + 4 CO = NaS + 4 CO2
K2SO3 + K2S + H2O = KOH + S =>
K2SO3 + 2 K2S + 3 H2O = 6 KOH + 3 S
Cu(OH)2 + H2Co3 = CuCo3 + H2O =>
Cu(OH)2 + H2Co3 = CuCo3 + 2 H2O
Al(s) + O2(g) = Al2O3(g) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(g)
K2CO3 + Y2O3 + H3BO3 + Dy2O3 = KYBO3Dy + CO2 + H2O + O2 =>
K2CO3 + Y2O3 + 2 H3BO3 + Dy2O3 = 2 KYBO3Dy + CO2 + 3 H2O + 2 O2
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
BaCO3 + CH3COOH = Ba(CH3COO)2 + H2O + CO2 =>
BaCO3 + 2 CH3COOH = Ba(CH3COO)2 + H2O + CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Al2 + Cl2 = Al2Cl6 =>
Al2 + 3 Cl2 = Al2Cl6
CUO(s) + CO(g) = CU(s) + CO2(g) =>
CUO(s) + CO(g) = CU(s) + CO2(g)
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
N + O = N2O5 =>
2 N + 5 O = N2O5
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Cr(OH)2 = CrO + H2O =>
Cr(OH)2 = CrO + H2O
C2H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
KCLO3 + Na2SO3 = KCL + Na2SO4 =>
KCLO3 + 3 Na2SO3 = KCL + 3 Na2SO4
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/30/17
Équations équilibrées sur04/29/16
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