| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 N2 + O2 = 2 N2O
COCl2 + H2O = HCl + CO2 =>
COCl2 + H2O = 2 HCl + CO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
LiBr + (NH4)2SO4 = Li2SO4 + (NH4)Br =>
2 LiBr + (NH4)2SO4 = Li2SO4 + 2(NH4)Br
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
ZnCl2 + (NH4)2S = ZnS + NH4Cl =>
ZnCl2 + (NH4)2S = ZnS + 2 NH4Cl
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C4H10 + Cl2 + O2 = CO2CCl4 + H2O =>
2 C4H10 + 8 Cl2 + 9 O2 = 4 CO2CCl4 + 10 H2O
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
Pb + CrO4 = PbCrO4 =>
Pb + CrO4 = PbCrO4
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
KBH4 + AgNO3 = KNO3 + AgBH4 =>
KBH4 + AgNO3 = KNO3 + AgBH4
H2O2(aq) = H2O(l) + O2(g) =>
2 H2O2(aq) = 2 H2O(l) + O2(g)
N2 + H2 + H2O = NH4OH =>
N2 + 3 H2 + 2 H2O = 2 NH4OH
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
B2H6(l) + O2(g) = B2O3(s) + H2O(l) =>
B2H6(l) + 3 O2(g) = B2O3(s) + 3 H2O(l)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
AgBr + Na2S2O3 = Na3Ag(S2O3)2 + NaBr =>
AgBr + 2 Na2S2O3 = Na3Ag(S2O3)2 + NaBr
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Mg + CuSo4 = MgSo4 + Cu2 =>
2 Mg + 2 CuSo4 = 2 MgSo4 + Cu2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Al(NO3)3 + NaOH = NaAlO2 + NaNO3 + H2O =>
Al(NO3)3 + 4 NaOH = NaAlO2 + 3 NaNO3 + 2 H2O
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CuO2 + Al = AlO2 + Cu =>
CuO2 + Al = AlO2 + Cu
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
CH3C(CH3)2CH2CH(CH3)2 + O2 = H20 + CO2 =>
10 CH3C(CH3)2CH2CH(CH3)2 + 80 O2 = 9 H20 + 80 CO2
K + HNO3 = KNO3 + H2 =>
2 K + 2 HNO3 = 2 KNO3 + H2
HNO3 = NO + H2O + O2 =>
4 HNO3 = 4 NO + 2 H2O + 3 O2
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Pb + Zn(NO3)2 = Pb(NO3)2 + Zn =>
Pb + Zn(NO3)2 = Pb(NO3)2 + Zn
H2S + HNO3 = S + NO + H2O =>
3 H2S + 2 HNO3 = 3 S + 2 NO + 4 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/09/19
Équations équilibrées sur11/08/18
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