| Équations équilibrées la veille |
15 OgI + 38 H2O + Rn5F = FO3 + 15 OgO2 + 38 H2 + 5 RnOI3
HNO3 + (NH3)2CO3 = CO2 + H2O + (NH3)NO3 =>
2 HNO3 + (NH3)2CO3 = CO2 + H2O + 2(NH3)NO3
BeF2 + K2O = BeO + KF =>
BeF2 + K2O = BeO + 2 KF
NO2 + H = N2 + HH2O =>
2 NO2 + 12 H = N2 + 4 HH2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KMnO4 + CH3COOH = MnO2 + KOH + CO2 + H2O =>
8 KMnO4 + 3 CH3COOH = 8 MnO2 + 8 KOH + 6 CO2 + 2 H2O
Sg + O2 = SgO =>
2 Sg + O2 = 2 SgO
Rb + RbNO3 = Rb3O + N2 =>
16 Rb + 2 RbNO3 = 6 Rb3O + N2
Cu2S + HNO3 = Cu(NO3)2 + SO2 + H2O + NO =>
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
Sn + HgS = SnS + Hg =>
Sn + HgS = SnS + Hg
Sn + ClO3{-} = SnO3{-} + Cl2 =>
2 Sn + 2 ClO3{-} = 2 SnO3{-} + Cl2
Zn + Zn(NO3)2 = Zn2(NO3)2 =>
Zn + Zn(NO3)2 = Zn2(NO3)2
Zn + FeCl3 = ZnCl2 + FeCl =>
Zn + FeCl3 = ZnCl2 + FeCl
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
K2S + KMnO4 = K2MnO4 + S =>
K2S + 2 KMnO4 = 2 K2MnO4 + S
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KI + CH2Cl2 = HCl + I + CK =>
KI + CH2Cl2 = 2 HCl + I + CK
HCl + CHNaO3 = H2 + ClCHNaO3 =>
2 HCl + 2 CHNaO3 = H2 + 2 ClCHNaO3
KCO3 + H2SO4 = CO2 + KSO4 + H2O =>
KCO3 + H2SO4 = CO2 + KSO4 + H2O
C20H14O4 + Mg(OH)2 = MgC20H16O6 =>
C20H14O4 + Mg(OH)2 = MgC20H16O6
C10H15NO2 + Br2 = C10H14BrNO2 + H =>
2 C10H15NO2 + Br2 = 2 C10H14BrNO2 + 2 H
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
Mg(s) + Al(SO4)3(aq) = MgSO4(aq) + Al(s) =>
3 Mg(s) + Al(SO4)3(aq) = 3 MgSO4(aq) + Al(s)
K2Cr2O7 + Pb(NO3)4 = KNO3 + Pb(Cr2O7)2 =>
2 K2Cr2O7 + Pb(NO3)4 = 4 KNO3 + Pb(Cr2O7)2
KMnO4 + C3H8O3 + H2SO4 = CO2 + MnSO4 + KSO4 + H2O =>
7 KMnO4 + 2 C3H8O3 + 14 H2SO4 = 6 CO2 + 7 MnSO4 + 7 KSO4 + 22 H2O
P4 + O2 = P5O =>
5 P4 + 2 O2 = 4 P5O
LiMn2O4 + Co = LiCoMn2O4 =>
LiMn2O4 + Co = LiCoMn2O4
Al(OH)3 + HBr = AlBr3 + H(OH) =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H(OH)
NaCl + CaS = CaCl2 + Na2S =>
2 NaCl + CaS = CaCl2 + Na2S
(CH3(CH2)6CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)6CH3) + 25 O2 = 16 CO2 + 18 H2O
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
(HCH2ClCO2) + NaOH = Na(CH2ClCO2) + H2O =>
(HCH2ClCO2) + NaOH = Na(CH2ClCO2) + H2O
NaIO3 + Na2SO3 + NaHSO3 = I + Na2SO4 + H2O =>
2 NaIO3 + 3 Na2SO3 + 2 NaHSO3 = 2 I + 5 Na2SO4 + H2O
Zn + HCl = H2Zn + Cl2Zn =>
2 Zn + 2 HCl = H2Zn + Cl2Zn
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Ni(OH)2 + (NH4)2SO4 = NiSO4 + NH4OH =>
Ni(OH)2 + (NH4)2SO4 = NiSO4 + 2 NH4OH
Cr + H2SO4 = Cr2(SO4)3 + H2 =>
2 Cr + 3 H2SO4 = Cr2(SO4)3 + 3 H2
CuSO4 + Na2WO4 = CuWO4 + Na2SO4 =>
CuSO4 + Na2WO4 = CuWO4 + Na2SO4
H{+} + (CrO4){-}2 + (NO2){-} = (Cr)3{+} + H2O + (NO3){-}1 =>
4 H{+} + 3(CrO4){-}2 + 10(NO2){-} = (Cr)3{+} + 2 H2O + 10(NO3){-}1
F2 + FeCl3 = FeF2 + Cl2 =>
2 F2 + 2 FeCl3 = 2 FeF2 + 3 Cl2
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
C6H12O6 + O2 = H2OCO2 =>
C6H12O6 + 6 O2 = 6 H2OCO2
C5H9O + O = CO2 + H2O =>
2 C5H9O + 27 O = 10 CO2 + 9 H2O
NH4Br + NaOH = NH3 + NaBr + H2O =>
NH4Br + NaOH = NH3 + NaBr + H2O
Pb2O3 + HNO3 = Pb(NO3) + PbO2 + H2O =>
3 Pb2O3 + 2 HNO3 = 2 Pb(NO3) + 4 PbO2 + H2O
NaOH(s) + HCl(l) = NaCl + H2O =>
NaOH(s) + HCl(l) = NaCl + H2O
Zn(OH)2 + Na2SO4 = ZnSO4 + NaOH =>
Zn(OH)2 + Na2SO4 = ZnSO4 + 2 NaOH
PbI2 + KI = K2[PbI4] =>
PbI2 + 2 KI = K2[PbI4]
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