| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2S + 4 Br2 + 4 H2O = H2SO4 + 8 HBr
KOH + HNO3 = KNO3 + H2O =>
KOH + HNO3 = KNO3 + H2O
SiO + H2O = Si(OH)2 =>
SiO + H2O = Si(OH)2
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C6H4BrI + C5H8O = C11H11OBr + IH =>
C6H4BrI + C5H8O = C11H11OBr + IH
Na2S2O3 + NH4OH = NaOH + (NH4)2S2O3 =>
Na2S2O3 + 2 NH4OH = 2 NaOH + (NH4)2S2O3
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
NaCN + H2SO4 = HCN + Na2SO4 =>
2 NaCN + H2SO4 = 2 HCN + Na2SO4
Al2 + H2SO4 = Al2(SO4)3 + H2 =>
Al2 + 3 H2SO4 = Al2(SO4)3 + 3 H2
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
H2SeO3 + KMnO4 = H2SeO4 + K2SeO3 + MnSeO3 + H2O =>
8 H2SeO3 + 2 KMnO4 = 5 H2SeO4 + K2SeO3 + 2 MnSeO3 + 3 H2O
(NH4)2CO3(aq) = NH3(g) + H2O(g) + CO2(g) =>
(NH4)2CO3(aq) = 2 NH3(g) + H2O(g) + CO2(g)
Al2 + H2SO4 = Al2(SO4)3 + H2 =>
Al2 + 3 H2SO4 = Al2(SO4)3 + 3 H2
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
PbO + HCl = PbCl2 + H2O =>
PbO + 2 HCl = PbCl2 + H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
O2 + NO2 = N2O5 =>
O2 + 4 NO2 = 2 N2O5
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
AgNO3 + Cu = Ag + CuNO3 =>
AgNO3 + Cu = Ag + CuNO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaCO3 + Ca(OH)2 = NaOH + Ca(CO3)2 =>
2 NaCO3 + Ca(OH)2 = 2 NaOH + Ca(CO3)2
HgO = O2 + Hg =>
2 HgO = O2 + 2 Hg
C6H5HSO3 + NaOH = C6H5NaSO3 + H2O =>
C6H5HSO3 + NaOH = C6H5NaSO3 + H2O
HC2H3O = H + C + O =>
HC2H3O = 4 H + 2 C + O
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
Ca(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca(PO4)2 + 2 SiO2 + 14 C = 2 CaSiO3 + P4 + 14 CO
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
C6H12O6 + Ag2O = Ag + (COOH)2 + H2O =>
C6H12O6 + 9 Ag2O = 18 Ag + 3(COOH)2 + 3 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
Cr2SO3 + KOH + KClO3 = K2Cr2O4 + H2O + KCl + K2SO4 =>
Cr2SO3 + 4 KOH + KClO3 = K2Cr2O4 + 2 H2O + KCl + K2SO4
CuCl2 + Ca(OH)2 = Cu(OH)2 + CaCl2 =>
CuCl2 + Ca(OH)2 = Cu(OH)2 + CaCl2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
F + NaCl = NaF + Cl =>
F + NaCl = NaF + Cl
Cr2SO3 + KOH + KClO3 = K2Cr2O4 + H2O + KCl + K2SO4 =>
Cr2SO3 + 4 KOH + KClO3 = K2Cr2O4 + 2 H2O + KCl + K2SO4
Cu(s) + FeCl3(aq) = FeCu(aq) + Cl3(s) =>
Cu(s) + FeCl3(aq) = FeCu(aq) + Cl3(s)
SO3 + H2O = SO2 + OH =>
SO3 + H2O = SO2 + 2 OH
FeS + HCl = H2S + FeCl2 =>
FeS + 2 HCl = H2S + FeCl2
MnO + Al = Al2O3 + Mn =>
3 MnO + 2 Al = Al2O3 + 3 Mn
K + H(OH) = KOH + H2 =>
2 K + 2 H(OH) = 2 KOH + H2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
H2SO4 + Ca3(PO4)2 = CaSO4 + H3PO4 =>
3 H2SO4 + Ca3(PO4)2 = 3 CaSO4 + 2 H3PO4
HC2H3O = H + C + O =>
HC2H3O = 4 H + 2 C + O
AGNO3(ac) + CACl2(ac) = AGCl(s) + CA(NO3)2(ac) =>
2 AGNO3(ac) + CACl2(ac) = 2 AGCl(s) + CA(NO3)2(ac)
KCl + NaCl + H2O + CO2 = KClO3 + NaC2O4 + HCl =>
KCl + 6 NaCl + 3 H2O + 12 CO2 = KClO3 + 6 NaC2O4 + 6 HCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/04/15
Équations équilibrées sur06/03/14
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