| Équations équilibrées la veille |
2 Al + O2 = 2 AlO
K2PtCl4(aq) + NH3(aq) = Pt(NH3)2Cl2(s) + KCl(aq) =>
K2PtCl4(aq) + 2 NH3(aq) = Pt(NH3)2Cl2(s) + 2 KCl(aq)
UO2SO4 + Zn + H2SO4 = U(SO4)2 + ZnSO4 + H2O =>
UO2SO4 + Zn + 2 H2SO4 = U(SO4)2 + ZnSO4 + 2 H2O
Cu(NO3)2 + NH3 = Cu(NH3)2 + NO3 =>
Cu(NO3)2 + 2 NH3 = Cu(NH3)2 + 2 NO3
CH3COOH + Nd2Fe14B = Nd(CH3COO)3 + Fe(CH3COO)2 + H2 + B =>
34 CH3COOH + Nd2Fe14B = 2 Nd(CH3COO)3 + 14 Fe(CH3COO)2 + 17 H2 + B
NaS + HCl = S + NaHCl =>
NaS + HCl = S + NaHCl
Zn + CH3CO2H = ZnCH3CO2 + H2 =>
2 Zn + 2 CH3CO2H = 2 ZnCH3CO2 + H2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Al + HNO3 = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3 = Al(NO3)3 + NO + 2 H2O
NH4Br + Cl2 = NH4Cl + Br =>
2 NH4Br + Cl2 = 2 NH4Cl + 2 Br
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
K2Cr2O7 + Na2S + H2O = Cr(OH)3 + NaOH + K2SO3 =>
K2Cr2O7 + Na2S + 4 H2O = 2 Cr(OH)3 + 2 NaOH + K2SO3
MnCl2 + Zn = ZnCl2 + Mn =>
MnCl2 + Zn = ZnCl2 + Mn
Cu(NO3)2 + Mg3(PO4)2 = Cu3(PO4)2 + Mg(NO3)2 =>
3 Cu(NO3)2 + Mg3(PO4)2 = Cu3(PO4)2 + 3 Mg(NO3)2
MgCl2 + NaNo3 = NaCl + Mg(No3)2 =>
MgCl2 + 2 NaNo3 = 2 NaCl + Mg(No3)2
FeSO4 + KCl = KSO4 + FeCl =>
FeSO4 + KCl = KSO4 + FeCl
CdCl2 + HS = CdS2 + HCl =>
CdCl2 + 2 HS = CdS2 + 2 HCl
PbSO4 + NaOH = PbO + H2O + Na2SO4 =>
PbSO4 + 2 NaOH = PbO + H2O + Na2SO4
Al + CuCl = AlCl3 + Cu =>
Al + 3 CuCl = AlCl3 + 3 Cu
Cu(NO3)2*3H2O + NaOH = Cu(OH)2 + NaNO3 + H2O =>
Cu(NO3)2*3H2O + 2 NaOH = Cu(OH)2 + 2 NaNO3 + 3 H2O
H2(g) + CO(g) = CH3OH(l) =>
2 H2(g) + CO(g) = CH3OH(l)
PhMgBr + SnCl4 = Ph4Sn + MgBrCl =>
4 PhMgBr + SnCl4 = Ph4Sn + 4 MgBrCl
K3PO4 + H2O = O2 + K + H3PO4 =>
4 K3PO4 + 6 H2O = 3 O2 + 12 K + 4 H3PO4
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
NH3 + H2O = NH4{+} + OH{-} =>
NH3 + H2O = NH4{+} + OH{-}
CuCO3 + HCl = CuCl2 + CO2 + H2O =>
CuCO3 + 2 HCl = CuCl2 + CO2 + H2O
HCe + Mg(OH)2 = H2O + MgCe2 =>
2 HCe + Mg(OH)2 = 2 H2O + MgCe2
Zn + NiO + H2O = Zn(OH)2 + Ni =>
Zn + NiO + H2O = Zn(OH)2 + Ni
N4C6H12 + H2O = N4 + CO + H2 =>
N4C6H12 + 6 H2O = N4 + 6 CO + 12 H2
K2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Fe2(CO3)3 + H2SO4 = Fe2(SO4)3 + H2O + CO2 =>
Fe2(CO3)3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O + 3 CO2
K2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4
Be(ClO3)2 = Be + ClO3 =>
Be(ClO3)2 = Be + 2 ClO3
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
Al2O3 + C2 + Cl = CO + AlCl3 =>
2 Al2O3 + 3 C2 + 12 Cl = 6 CO + 4 AlCl3
C3H7Br + NH3 = C3H9N + NH4Br =>
C3H7Br + 2 NH3 = C3H9N + NH4Br
FeSO4 + NO = [Fe(NO)]SO4 =>
FeSO4 + NO = [Fe(NO)]SO4
PbSO4 + K2CrO4 = PbCrO4 + K2SO4 =>
PbSO4 + K2CrO4 = PbCrO4 + K2SO4
PbCr2O7 + KI + HCl = PbCl2 + CrI3 + KCl + I2 + H2O =>
PbCr2O7 + 12 KI + 14 HCl = PbCl2 + 2 CrI3 + 12 KCl + 3 I2 + 7 H2O
K2ZrO3 + HNO3 = H2ZrO3 + KNO3 =>
K2ZrO3 + 2 HNO3 = H2ZrO3 + 2 KNO3
SbS + HCl = SbCl + HS =>
SbS + HCl = SbCl + HS
NH4F(aq) + MgCl2(aq) = MgF2(s) + NH4Cl(aq) =>
2 NH4F(aq) + MgCl2(aq) = MgF2(s) + 2 NH4Cl(aq)
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Cu(OH)2 + AlBr3 = CuBr2 + Al(OH)3 =>
3 Cu(OH)2 + 2 AlBr3 = 3 CuBr2 + 2 Al(OH)3
C + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C + 2 K2Cr2O7 + 8 H2SO4 = 3 CO2 + 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O
Na2O2 + Fe(OH)2 + H2O = Na3[Fe(OH)4] + O2 =>
3 Na2O2 + 2 Fe(OH)2 + 2 H2O = 2 Na3[Fe(OH)4] + 2 O2
KHCO3 + HI = KI + H2O + CO2 =>
KHCO3 + HI = KI + H2O + CO2
CrSO4 + Na2CO3 = CrCO3 + Na2SO4 =>
CrSO4 + Na2CO3 = CrCO3 + Na2SO4
Ni(OH)2 + HBr = NiBr2 + H2O =>
Ni(OH)2 + 2 HBr = NiBr2 + 2 H2O
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Équations équilibrées sur10/28/24
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