| Équations équilibrées la veille |
Al2(SO4)3 + 6 NH3 + 6 H2O = 2 Al(OH)3 + 3(NH4)2SO4
K + BrH = KBr + H2 =>
2 K + 2 BrH = 2 KBr + H2
K(s) + Br2(g) = KBr(s) =>
2 K(s) + Br2(g) = 2 KBr(s)
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
Zn + SnCl2 = ZnCl2 + Sn =>
Zn + SnCl2 = ZnCl2 + Sn
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mg + N2 = MgN =>
2 Mg + N2 = 2 MgN
Pd + HCl + HNO3 = H2PdCl6 + NO + H2O =>
3 Pd + 18 HCl + 4 HNO3 = 3 H2PdCl6 + 4 NO + 8 H2O
CH3COOH + Na2CO3 = NaHC + H2O + CO2 =>
3 CH3COOH + 2 Na2CO3 = 4 NaHC + 4 H2O + 4 CO2
N2 + H2 = NH4 =>
N2 + 4 H2 = 2 NH4
Na + KCl = K + NaCl =>
Na + KCl = K + NaCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Sn(NO3)4 + NH4OH = Sn(OH)4 + NH4NO3 =>
Sn(NO3)4 + 4 NH4OH = Sn(OH)4 + 4 NH4NO3
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Pb(NO3) + LiCl = PbCl + LiNO3 =>
Pb(NO3) + LiCl = PbCl + LiNO3
ZnCl(aq) + Na(s) = NaCl(aq) + Zn(s) =>
ZnCl(aq) + Na(s) = NaCl(aq) + Zn(s)
CaCO3 + H2O*CO2 = Ca(HCO3)2 =>
CaCO3 + H2O*CO2 = Ca(HCO3)2
H2SO4 + Na2HPO4 = H3PO4 + Na2SO4 =>
H2SO4 + Na2HPO4 = H3PO4 + Na2SO4
Co2(SO4)2 + Cr2 = Cr2(SO4)2 + Co =>
Co2(SO4)2 + Cr2 = Cr2(SO4)2 + 2 Co
NiCl2 + Na2CO3 + H2O = (NiOH)2CO3 + CO2 + NaCl =>
2 NiCl2 + 2 Na2CO3 + H2O = (NiOH)2CO3 + CO2 + 4 NaCl
HClO3 + NOH = NClO3 + H2O =>
HClO3 + NOH = NClO3 + H2O
HBr + In = InBr + H2 =>
2 HBr + 2 In = 2 InBr + H2
C2H5CI + NaOH = C2H4 + NaCI + H2O =>
C2H5CI + NaOH = C2H4 + NaCI + H2O
Ba(s) + HBr(aq) = H2 + BaBr2 =>
Ba(s) + 2 HBr(aq) = H2 + BaBr2
SrCl2 + NaC2O = NaCl2 + SrC2O =>
SrCl2 + NaC2O = NaCl2 + SrC2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
C2H3NaO2 + O2 = CO2 + H2O + Na =>
4 C2H3NaO2 + 7 O2 = 8 CO2 + 6 H2O + 4 Na
AgNO3 + HCl = Ag + ClNO3 + H2 =>
2 AgNO3 + 2 HCl = 2 Ag + 2 ClNO3 + H2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Cr(NO3)2 + K2Cr2O7 + HNO3 = H2O + Cr(NO3)3 + KNO3 =>
6 Cr(NO3)2 + K2Cr2O7 + 14 HNO3 = 7 H2O + 8 Cr(NO3)3 + 2 KNO3
AgNO3(aq) + Na2S = AgSNa2NO3 =>
AgNO3(aq) + Na2S = AgSNa2NO3
FeOCr2 + K2CO3 + O2 = K2CrO4 + CO2 + Fe2O3 =>
4 FeOCr2 + 8 K2CO3 + 13 O2 = 8 K2CrO4 + 8 CO2 + 2 Fe2O3
HNO3 + NaHCO3 = CO2 + H2O + NaNO3 =>
HNO3 + NaHCO3 = CO2 + H2O + NaNO3
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
AgClO4 + NaBH4 = Ag + H2 + B2H6 + NaClO4 =>
2 AgClO4 + 2 NaBH4 = 2 Ag + H2 + B2H6 + 2 NaClO4
Na2O + Cr2O3 = Na3Cr + O2 =>
3 Na2O + Cr2O3 = 2 Na3Cr + 3 O2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
NiCl2 + ZnO = ZnCl2 + NiO =>
NiCl2 + ZnO = ZnCl2 + NiO
K + BrH = KBr + H2 =>
2 K + 2 BrH = 2 KBr + H2
I2 + D20 = DI =>
10 I2 + D20 = 20 DI
N2H4 + K2S2O8 + KOH = K2SO4 + H2O + N2 =>
N2H4 + 2 K2S2O8 + 4 KOH = 4 K2SO4 + 4 H2O + N2
Na + KCl = K + NaCl =>
Na + KCl = K + NaCl
Na2S(aq) + MgCl2(aq) = MgS(aq) + NaCl(aq) =>
Na2S(aq) + MgCl2(aq) = MgS(aq) + 2 NaCl(aq)
Fe2O3 + NaOH = Na2O + Fe(OH)3 =>
Fe2O3 + 6 NaOH = 3 Na2O + 2 Fe(OH)3
NaCl + H2SO4 = H2Cl2 + Na2SO4 =>
2 NaCl + H2SO4 = H2Cl2 + Na2SO4
PbBr2 + Pb(NO3)2 = Pb + Br(NO3) =>
PbBr2 + Pb(NO3)2 = 2 Pb + 2 Br(NO3)
K2Cr2O7 + HCl = Cr2Cl3 + KCl + Cl2 + H2O =>
2 K2Cr2O7 + 28 HCl = 2 Cr2Cl3 + 4 KCl + 9 Cl2 + 14 H2O
AsO4{3-} + S{2-} + H{+} = AsO3{3-} + S + H2O =>
AsO4{3-} + S{2-} + 2 H{+} = AsO3{3-} + S + H2O
Br2 + Cl2 + H2O = HClO3 + HBr =>
5 Br2 + Cl2 + 6 H2O = 2 HClO3 + 10 HBr
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