| Équations équilibrées la veille |
2 H2S + 3 O2 = 2 H2O + 2 SO2
Ni + HCl(aq) = NiCl2 + H2 =>
Ni + 2 HCl(aq) = NiCl2 + H2
CoO3 + HCl = CoCl2 + Cl2 + H2O =>
CoO3 + 6 HCl = CoCl2 + 2 Cl2 + 3 H2O
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
NaOH + K2CrO4 = Na2CrO4 + KOH =>
2 NaOH + K2CrO4 = Na2CrO4 + 2 KOH
N2 + O2 + H2 = HNO3 =>
N2 + 3 O2 + H2 = 2 HNO3
FeCl3 + Zn2 = ZnCl + Fe =>
2 FeCl3 + 3 Zn2 = 6 ZnCl + 2 Fe
Ba(HS)2 + H2SO4 = BaSO4 + H2S =>
Ba(HS)2 + H2SO4 = BaSO4 + 2 H2S
Cu + AgCl = CuAgCl =>
Cu + AgCl = CuAgCl
NaBH4 + HCl = NaCl + H2 + B2H6 =>
2 NaBH4 + 2 HCl = 2 NaCl + 2 H2 + B2H6
Ca(OH)2 + H2O = Ca(H3O) + OH =>
Ca(OH)2 + 2 H2O = Ca(H3O) + 3 OH
SnS2 + O2 = Sn2O3 + SO2 =>
4 SnS2 + 11 O2 = 2 Sn2O3 + 8 SO2
CrO(O2)2 + H2SO4 = Cr2(SO4)3 + O2 + H2O =>
4 CrO(O2)2 + 6 H2SO4 = 2 Cr2(SO4)3 + 7 O2 + 6 H2O
Cs + C = CsC =>
Cs + C = CsC
ClO2 + H2O = HCl + HClO3 =>
6 ClO2 + 3 H2O = HCl + 5 HClO3
NaNO3 + KJ + H2SO4 = J2 + NO + Na2SO4 + K2SO4 + H2O =>
2 NaNO3 + 6 KJ + 4 H2SO4 = 3 J2 + 2 NO + Na2SO4 + 3 K2SO4 + 4 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Al3 + Co2 = AlCo3 =>
2 Al3 + 9 Co2 = 6 AlCo3
MgOHBr + HBr = MgBr2 + H2O =>
MgOHBr + HBr = MgBr2 + H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
SO3 + NO2 = SO4 + N2 =>
4 SO3 + 2 NO2 = 4 SO4 + N2
C3H3CHOCH(C2H5)CH2OH + O2 = CO2 + H2O =>
4 C3H3CHOCH(C2H5)CH2OH + 41 O2 = 32 CO2 + 26 H2O
Ni(NO3)2 + KOH = Ni(NO3)2KOH =>
Ni(NO3)2 + KOH = Ni(NO3)2KOH
Cl2 + NiI2 = I2 + NiCl2 =>
Cl2 + NiI2 = I2 + NiCl2
(C2H5)2NH2Cl + CuCl2 = [(C2H5)2NH2]2CuCl4 =>
2(C2H5)2NH2Cl + CuCl2 = [(C2H5)2NH2]2CuCl4
Ca2Al6Ce2O14 + CaAl16Mg2O27 = Ce2Al22O36 + MgAl2O4 + CaAl2O4 =>
Ca2Al6Ce2O14 + 2 CaAl16Mg2O27 = Ce2Al22O36 + 4 MgAl2O4 + 4 CaAl2O4
NiO2H2 + HCl = NiCl2 + H2O =>
NiO2H2 + 2 HCl = NiCl2 + 2 H2O
C2H4 = C2H2H2 =>
C2H4 = C2H2H2
*(NH4)2SO4 + Ca(OH)2 = CaSO4 + NH3 + H2O =>
*(NH4)2SO4 + Ca(OH)2 = CaSO4 + 2 NH3 + 2 H2O
N2H4 + O2 = NO + H2O =>
N2H4 + 2 O2 = 2 NO + 2 H2O
Li + As = Li3As =>
3 Li + As = Li3As
BaO + MgO = BaO2Mg =>
BaO + MgO = BaO2Mg
Cr2O3 + CCl4 = CrCl3 + COCl2 =>
Cr2O3 + 3 CCl4 = 2 CrCl3 + 3 COCl2
Al2S3 = Al + S2 =>
2 Al2S3 = 4 Al + 3 S2
Ti(OH)3 + HNO3 = TiO2 + NO + H2O =>
3 Ti(OH)3 + HNO3 = 3 TiO2 + NO + 5 H2O
ZnCa(OH)2 = CaZnO2H2 =>
ZnCa(OH)2 = CaZnO2H2
H2S + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O =>
5 H2S + 8 KMnO4 + 7 H2SO4 = 4 K2SO4 + 8 MnSO4 + 12 H2O
As2S5 + HNO3 = H3AsO4 + NO2 + H2SO4 + H2O =>
As2S5 + 40 HNO3 = 2 H3AsO4 + 40 NO2 + 5 H2SO4 + 12 H2O
Na2O + H2SO4 = Na2SO4 + H2O =>
Na2O + H2SO4 = Na2SO4 + H2O
Ca3(PO4)2 + SiO2 = P2O5 + CaSiO3 =>
Ca3(PO4)2 + 3 SiO2 = P2O5 + 3 CaSiO3
Ca3(PO4)2 + Cs2SO4 = CaSO4 + Cs3PO4 =>
Ca3(PO4)2 + 3 Cs2SO4 = 3 CaSO4 + 2 Cs3PO4
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Fe + Cr3PO4 = FePO4 + Cr =>
Fe + Cr3PO4 = FePO4 + 3 Cr
Pb(NO3)2 + KL = KNO3 + PbL2 =>
Pb(NO3)2 + 2 KL = 2 KNO3 + PbL2
K2S2O8 + NaI = I2 + K2SO4 + Na2SO4 =>
K2S2O8 + 2 NaI = I2 + K2SO4 + Na2SO4
H2SO3 + Mg(OH)2 = MgSO3 + H2O =>
H2SO3 + Mg(OH)2 = MgSO3 + 2 H2O
CH3OH + Cr2O7{2-} + H{+} = HCOOH + Cr{3+} + H2O =>
3 CH3OH + 2 Cr2O7{2-} + 16 H{+} = 3 HCOOH + 4 Cr{3+} + 11 H2O
HClCaC2 = HC2CaCl =>
HClCaC2 = HC2CaCl
FeSO42 + NaOH = NaSO42 + FeOH =>
FeSO42 + NaOH = NaSO42 + FeOH
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Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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