| Équations équilibrées la veille |
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
P4 + O = P4O6 =>
P4 + 6 O = P4O6
Na3PO4*12H2O + NiSO4*6H2O = Ni3(PO4)2 + H2O + Na2SO4 =>
2 Na3PO4*12H2O + 3 NiSO4*6H2O = Ni3(PO4)2 + 42 H2O + 3 Na2SO4
Al(OH)3 + Cl2 = Al(OH)3Cl =>
2 Al(OH)3 + Cl2 = 2 Al(OH)3Cl
HNO3(g) + N2H4(l) = N2(g) + H2O(l) =>
4 HNO3(g) + 5 N2H4(l) = 7 N2(g) + 12 H2O(l)
Pb4S + O = Pb4O + SO =>
Pb4S + 2 O = Pb4O + SO
Fe2 + H2O = Fe2(OH)3 + H2 =>
2 Fe2 + 6 H2O = 2 Fe2(OH)3 + 3 H2
ZnCl2 + MgSO4 = ZnSO4 + MgCl2 =>
ZnCl2 + MgSO4 = ZnSO4 + MgCl2
PbCr2O7 + K = K2Cr2O7 + Pb =>
PbCr2O7 + 2 K = K2Cr2O7 + Pb
Ga(s) + HF(aq) = GaF3(aq) + H2(g) =>
2 Ga(s) + 6 HF(aq) = 2 GaF3(aq) + 3 H2(g)
LiNO2 + NH4NO3 = LiNO3 + NH4NO2 =>
LiNO2 + NH4NO3 = LiNO3 + NH4NO2
PbCr2O7 + K = K2Cr2O7 + Pb =>
PbCr2O7 + 2 K = K2Cr2O7 + Pb
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Cl2(s) + NaI(aq) = NaCl(aq) + I2(s) =>
Cl2(s) + 2 NaI(aq) = 2 NaCl(aq) + I2(s)
Ca3(PO4)2 + C2 = Ca3P2 + CO =>
Ca3(PO4)2 + 4 C2 = Ca3P2 + 8 CO
Zn + P4 = Zn3P2 =>
6 Zn + P4 = 2 Zn3P2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NH2 + H3O = NH3 + H2O =>
NH2 + H3O = NH3 + H2O
Hg(NO3)2 + K4[Fe(CN)6]3 = Hg2[Fe(CN)6]3 + KNO3 =>
2 Hg(NO3)2 + K4[Fe(CN)6]3 = Hg2[Fe(CN)6]3 + 4 KNO3
Cd + Cl2 = CdCl2 =>
Cd + Cl2 = CdCl2
CH3CH2CH(OH)CH3 + Na = CH3CH2CH(ONa)CH3 + H2 =>
2 CH3CH2CH(OH)CH3 + 2 Na = 2 CH3CH2CH(ONa)CH3 + H2
Fe(CN) = Fe + CN =>
Fe(CN) = Fe + CN
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
F2 + NaI = I2 + NaF =>
F2 + 2 NaI = I2 + 2 NaF
K[Al(OH)4] + CO2 = KHCO3 + Al(OH)3 =>
K[Al(OH)4] + CO2 = KHCO3 + Al(OH)3
Al(OH)3 + Ag2CO3 = Al2(CO3)3 + Ag(OH) =>
2 Al(OH)3 + 3 Ag2CO3 = Al2(CO3)3 + 6 Ag(OH)
H2Se + O2F2 = SeF6 + HF + O2 =>
H2Se + 4 O2F2 = SeF6 + 2 HF + 4 O2
Na2O(s) + H2O(i) = NaOH(aq) =>
Na2O(s) + H2O(i) = 2 NaOH(aq)
K2MnO4 + Br2 = KBr + Mn + O2 =>
K2MnO4 + Br2 = 2 KBr + Mn + 2 O2
CH3I + Al(OH)3 = AlI3 + CH3OH =>
3 CH3I + Al(OH)3 = AlI3 + 3 CH3OH
NH4 + NO3 + NaOH = NH4OH + NaNO3 =>
NH4 + NO3 + NaOH = NH4OH + NaNO3
Fe + CaSO4 = FeSO4 + Ca =>
Fe + CaSO4 = FeSO4 + Ca
Mg(OH)2 + H2SO4 = (MgOH)2SO4 + H2O =>
2 Mg(OH)2 + H2SO4 = (MgOH)2SO4 + 2 H2O
Fe(HS)2 + NaOH = FeS + Na2S + H2O =>
Fe(HS)2 + 2 NaOH = FeS + Na2S + 2 H2O
CuCl22H2O(aq) + Al(s) = AlCl3(aq) + Cu(s) + H2O(l) =>
3 CuCl22H2O(aq) + 22 Al(s) = 22 AlCl3(aq) + 3 Cu(s) + 3 H2O(l)
CuS(s) + O2 = CuO(s) + SO2(g) =>
2 CuS(s) + 3 O2 = 2 CuO(s) + 2 SO2(g)
KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + O2 =>
4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 6 H2O + 5 O2
Pb(CIO4)2 + KI = PbI2 + KCIO4 =>
Pb(CIO4)2 + 2 KI = PbI2 + 2 KCIO4
KI + Mg(SO4) = K2SO4 + MgI2 =>
2 KI + Mg(SO4) = K2SO4 + MgI2
MnO4 + Br = MnO2 + BrO3 =>
3 MnO4 + 2 Br = 3 MnO2 + 2 BrO3
C3H8O1 + O2 = CO2 + H2O =>
2 C3H8O1 + 9 O2 = 6 CO2 + 8 H2O
SbO3 + H2 = Sb + H2O =>
SbO3 + 3 H2 = Sb + 3 H2O
CrBr3(aq) + NaNO3(aq) = Cr(NO3)3(aq) + NaBr(aq) =>
CrBr3(aq) + 3 NaNO3(aq) = Cr(NO3)3(aq) + 3 NaBr(aq)
HNO3 + Al2(SO4)3 = Al(NO3)3 + SO3 + H2O =>
6 HNO3 + Al2(SO4)3 = 2 Al(NO3)3 + 3 SO3 + 3 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
HBr(aq) + O2(g) = H2O(l) + Br2(l) =>
4 HBr(aq) + O2(g) = 2 H2O(l) + 2 Br2(l)
Al2O3(heat) = Al + O2 =>
2 Al2O3(heat) = 4 Al + 3 O2
S + O2 = SO2 =>
S + O2 = SO2
FeO2(s) + C(g) = Fe(l) + CO2(g) =>
FeO2(s) + C(g) = Fe(l) + CO2(g)
HClO3 + HSbF6 = ClO2{+} + SbF6{-} + H2O =>
HClO3 + HSbF6 = ClO2{+} + SbF6{-} + H2O
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Équations équilibrées sur12/11/24
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