| Équations équilibrées la veille |
2 NO2(g) + 7 H2(g) = 2 NH3(g) + 4 H2O(l)
CaCl2 + Ca3(PO4)2 + Ca(OH)2 = Ca5(OH)(PO4)2 + OHCl =>
3 CaCl2 + 4 Ca3(PO4)2 + 5 Ca(OH)2 = 4 Ca5(OH)(PO4)2 + 6 OHCl
H2B4O7 = B2O3 + H2O =>
H2B4O7 = 2 B2O3 + H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cr2O3 + Mg = Cr + MgO =>
Cr2O3 + 3 Mg = 2 Cr + 3 MgO
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
H2O2 = HO2H =>
H2O2 = HO2H
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Hg{2+} + HCl = HgCl4{2-} + H{+} =>
Hg{2+} + 4 HCl = HgCl4{2-} + 4 H{+}
Cl2 + H2O = HClO + H =>
Cl2 + 2 H2O = 2 HClO + 2 H
SnCl4 + PhMgBr = SnPh4 + MgBrCl =>
SnCl4 + 4 PhMgBr = SnPh4 + 4 MgBrCl
WO2 + CH4 = W + H2O + CO2 =>
2 WO2 + CH4 = 2 W + 2 H2O + CO2
Ni(OH)3 + H2SeO3 = H2O + Ni2(SeO3)3 =>
2 Ni(OH)3 + 3 H2SeO3 = 6 H2O + Ni2(SeO3)3
Na2SO4 + Al(NO3)3 = Al2(SO4)3 + NaNO3 =>
3 Na2SO4 + 2 Al(NO3)3 = Al2(SO4)3 + 6 NaNO3
Na2SO3 + HClO = SO2 + HClO4 + Na =>
3 Na2SO3 + HClO = 3 SO2 + HClO4 + 6 Na
SO2 = O2S =>
SO2 = O2S
FeBr3 + Fe = FeBr2 =>
2 FeBr3 + Fe = 3 FeBr2
MgCO3(s) + HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g) =>
MgCO3(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g)
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
Mn + HCl = MnCl2 + H2 =>
Mn + 2 HCl = MnCl2 + H2
Mn + HCl = MnCl3 + H2 =>
2 Mn + 6 HCl = 2 MnCl3 + 3 H2
Na + KNO3 = Na2O + K2O + N2 =>
10 Na + 2 KNO3 = 5 Na2O + K2O + N2
NH2OH + O2 = NO + H2O =>
4 NH2OH + 3 O2 = 4 NO + 6 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Mg(NO3)2 + KOH = K2(NO3)2 + Mg(OH)2 =>
Mg(NO3)2 + 2 KOH = K2(NO3)2 + Mg(OH)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NaClO3 + MnCO3 = NaCl + MnO2 + CO2 =>
NaClO3 + 3 MnCO3 = NaCl + 3 MnO2 + 3 CO2
HClO4 + AgOH = AgCl + H2O + O =>
HClO4 + AgOH = AgCl + H2O + 4 O
K2SO3 + H2O = S + K2SO4 + KOH =>
3 K2SO3 + H2O = S + 2 K2SO4 + 2 KOH
I + HNO3 = HIO3 + NO + H2O =>
3 I + 5 HNO3 = 3 HIO3 + 5 NO + H2O
CuSO4 + H2 = CuHSO4 =>
2 CuSO4 + H2 = 2 CuHSO4
Y(NO3)3 + Fe(NO3)3 + NH2CONH2 = CO2 + H2O + N2 + Y3Fe5O12 =>
3 Y(NO3)3 + 5 Fe(NO3)3 + 20 NH2CONH2 = 20 CO2 + 40 H2O + 32 N2 + Y3Fe5O12
NH3 + H2WO4 = (NH4)2WO4 =>
2 NH3 + H2WO4 = (NH4)2WO4
AgOH + HNO2 = Ag(NO2) + H2O =>
AgOH + HNO2 = Ag(NO2) + H2O
NH2OH + KI + H2SO4 = K2SO4 + I2 + (NH4)2SO4 + H2O =>
2 NH2OH + 4 KI + 3 H2SO4 = 2 K2SO4 + 2 I2 + (NH4)2SO4 + 2 H2O
KJ + H2O2 = KOH + J2 =>
2 KJ + H2O2 = 2 KOH + J2
C57 + H104 + O6 = C57H104O6 =>
C57 + H104 + O6 = C57H104O6
CH3COO + NaOH = CH3OH + NaCOO =>
CH3COO + NaOH = CH3OH + NaCOO
NiCl2 + H2O = Ni(OH)2 + HCl =>
NiCl2 + 2 H2O = Ni(OH)2 + 2 HCl
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNO3
Cr2 = Cr =>
Cr2 = 2 Cr
Ce + HNO3 = Ce(NO3)3 + NH4NO3 + H2O =>
8 Ce + 30 HNO3 = 8 Ce(NO3)3 + 3 NH4NO3 + 9 H2O
H2SO4 + KMn = K2SO4 + HMn =>
H2SO4 + 2 KMn = K2SO4 + 2 HMn
K3Fe(CN)6 + Al = Al3[Fe(CN)6] + K =>
K3Fe(CN)6 + 3 Al = Al3[Fe(CN)6] + 3 K
HLi2SO3 + H2SO4 = Li2SO4 + H2O + SO2 =>
2 HLi2SO3 + 3 H2SO4 = 2 Li2SO4 + 4 H2O + 3 SO2
Fe2O3 + H2SO4 + Zn = FeSO4 + ZnO + H2O =>
Fe2O3 + 2 H2SO4 + Zn = 2 FeSO4 + ZnO + 2 H2O
PbCl2 + H2SO3 = PbSO3 + HCl =>
PbCl2 + H2SO3 = PbSO3 + 2 HCl
As3N5 + Pb3(B1O3)4 = Pb3N4 + As3(B1O3)5 =>
4 As3N5 + 5 Pb3(B1O3)4 = 5 Pb3N4 + 4 As3(B1O3)5
Bi + OH = Bi(OH) =>
Bi + OH = Bi(OH)
AgNH3 + HCl = AgCl + NH3 + H =>
AgNH3 + HCl = AgCl + NH3 + H
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Équations équilibrées sur11/14/24
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