| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg3N2 + 4 H2SO4 = 3 MgSO4 + (NH4)2SO4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HNO3 + Ba(OH)2 = H2O + Ba(NO3)2 =>
2 HNO3 + Ba(OH)2 = 2 H2O + Ba(NO3)2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
C3H8O3 + O2 = CO2 + H2O =>
2 C3H8O3 + 7 O2 = 6 CO2 + 8 H2O
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Sb2S3 + HCl = H3SbCl6 + H2S =>
Sb2S3 + 12 HCl = 2 H3SbCl6 + 3 H2S
CaO + SO2 = CaSO3 =>
CaO + SO2 = CaSO3
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Cu + NHO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 NHO3 = Cu(NO3)2 + 2 H2O + 2 NO2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
CH4 + CCl4 = CH2Cl2 =>
CH4 + CCl4 = 2 CH2Cl2
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CaCl2 + AgNO3 = Ca(NO3)2 + AgCl =>
CaCl2 + 2 AgNO3 = Ca(NO3)2 + 2 AgCl
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
NaCH3COO + H2SO4 = Na2SO4 + HCH3COO =>
2 NaCH3COO + H2SO4 = Na2SO4 + 2 HCH3COO
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Br2 + NaI = NaBr + I2 =>
Br2 + 2 NaI = 2 NaBr + I2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
BN + IF = NI3 + BF3 =>
BN + 3 IF = NI3 + BF3
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Na2 + O = Na2O =>
Na2 + O = Na2O
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
Ca(OH)2 + Al2(SO4)3 = CaSO4 + Al(OH)3 =>
3 Ca(OH)2 + Al2(SO4)3 = 3 CaSO4 + 2 Al(OH)3
CaNo3 + NaCo3 = CaCo3 + NaNo3 =>
CaNo3 + NaCo3 = CaCo3 + NaNo3
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Hydrochloricacid + calcium = calciumchloride + hydrogen =>
2 HCl + Ca = CaCl2 + H2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Hydrochloricacid + calcium = calciumchloride + hydrogen =>
2 HCl + Ca = CaCl2 + H2
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Br + NaI = NaBr + I2 =>
2 Br + 2 NaI = 2 NaBr + I2
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
H2C2O4 + KOH = K2C2O4 + H2O =>
H2C2O4 + 2 KOH = K2C2O4 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HCl(aq) + Fe(s) = FeCl + H2 =>
2 HCl(aq) + 2 Fe(s) = 2 FeCl + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/05/19
Équations équilibrées sur02/04/18
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