| Équations équilibrées la veille |
2 H2 + O2 = 2 H2O
C4H6O5 + NaOH = C4H4Na2O5 + H2O =>
C4H6O5 + 2 NaOH = C4H4Na2O5 + 2 H2O
K2CrO7 + H2SO4*H2S = KHSO3 + Cr2(SO4)3 + H2O + S =>
2 K2CrO7 + 4 H2SO4*H2S = 4 KHSO3 + Cr2(SO4)3 + 6 H2O + S
F + Cl2 = FCl3 =>
2 F + 3 Cl2 = 2 FCl3
Cu2S = Cu + S =>
Cu2S = 2 Cu + S
Pb3O4 + H2SO4 = PbO2 + PbSO4 + H2O =>
Pb3O4 + 2 H2SO4 = PbO2 + 2 PbSO4 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + 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
NH3 + HCl = Cl2NH3 + H2 =>
NH3 + 2 HCl = Cl2NH3 + H2
AgPO4 + H3O = H3PO4 + H2O + Ag =>
AgPO4 + 3 H3O = H3PO4 + 3 H2O + Ag
CaCO3 + HBr = CaBr + CO2 + H2O2 =>
2 CaCO3 + 2 HBr = 2 CaBr + 2 CO2 + H2O2
P2O5 + Al(OH)3 = Al3(PO4)3 + H2O =>
3 P2O5 + 6 Al(OH)3 = 2 Al3(PO4)3 + 9 H2O
HCl + CuCl2{-} + H2O2 = CuCl4{2-} + H2O + H{+} =>
4 HCl + 2 CuCl2{-} + H2O2 = 2 CuCl4{2-} + 2 H2O + 2 H{+}
MgCl2 + MgO + H2O = Mg(OH)Cl =>
MgCl2 + MgO + H2O = 2 Mg(OH)Cl
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
Fe2O3(s) + C4H10(g) = FeO(s) + CO2(g) + H2O(g) =>
13 Fe2O3(s) + C4H10(g) = 26 FeO(s) + 4 CO2(g) + 5 H2O(g)
K3P = K + P =>
K3P = 3 K + P
SnCl4 + I2 = SnI4 + Cl2 =>
SnCl4 + 2 I2 = SnI4 + 2 Cl2
(Ca(OH)2) + CO2 = CaCO3 + H2O =>
(Ca(OH)2) + CO2 = CaCO3 + H2O
Ag + HNO3(conc) = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3(conc) = AgNO3 + NO2 + H2O
KMnO4 + H2SO4 + KI = I2 + H2O + K2SO4 + MnSO4 =>
2 KMnO4 + 8 H2SO4 + 10 KI = 5 I2 + 8 H2O + 6 K2SO4 + 2 MnSO4
Br2 + O3 = Br2O5 =>
3 Br2 + 5 O3 = 3 Br2O5
Zn(C2H3O2)2 + Na3PO4 = Na3(C2H3O2)2 + ZnPO4 =>
Zn(C2H3O2)2 + Na3PO4 = Na3(C2H3O2)2 + ZnPO4
CuSO4 + NaOH = Cu3(OH)4SO4 + Na2SO4 =>
3 CuSO4 + 4 NaOH = Cu3(OH)4SO4 + 2 Na2SO4
NaNO3 + CH3COOH + Zn = H2O + NaNO2 + Zn(CH3COO)2 =>
NaNO3 + 2 CH3COOH + Zn = H2O + NaNO2 + Zn(CH3COO)2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
CuS(s) + HNO3(aq) = Cu(NO3)2(aq) + S(s) + H2O(l) + NO(g) =>
3 CuS(s) + 8 HNO3(aq) = 3 Cu(NO3)2(aq) + 3 S(s) + 4 H2O(l) + 2 NO(g)
As2S3 + HNO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 9 H2SO4 + 6 H3AsO4 + 28 NO
NiS + O2 = NiO + SO2 =>
2 NiS + 3 O2 = 2 NiO + 2 SO2
Fe + FeCl3 = FeCl2 =>
Fe + 2 FeCl3 = 3 FeCl2
K2CO3 + Ca(OH)2 = KOH + CaCO3 =>
K2CO3 + Ca(OH)2 = 2 KOH + CaCO3
LiH + AlCl3 = LiAlH4 + LiCl =>
4 LiH + AlCl3 = LiAlH4 + 3 LiCl
Al(CH3COO)3(aq) + NaOH(aq) = Al(OH)3(s) + NaCH3COO(aq) =>
Al(CH3COO)3(aq) + 3 NaOH(aq) = Al(OH)3(s) + 3 NaCH3COO(aq)
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
BrO2{-} + OH{-} + N2O4 = BrO3{-} + H2O + NO2{-} =>
BrO2{-} + 2 OH{-} + N2O4 = BrO3{-} + H2O + 2 NO2{-}
K2S + H2 = K2 + H2S =>
K2S + H2 = K2 + H2S
CH3(CH2)3CH3(l) + O2(g) = CO2(g) + H2O(g) =>
CH3(CH2)3CH3(l) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
C2H7N + HBr = CH3CH2Br + NH3 =>
C2H7N + HBr = CH3CH2Br + NH3
Zn(OH)2 + Li = Li(OH)2 + Zn =>
Zn(OH)2 + Li = Li(OH)2 + Zn
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
NaH + HOH = NaOH + H2 =>
NaH + HOH = NaOH + H2
F3Ca = CaF3 =>
F3Ca = CaF3
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Benzene + Oxygen = carbonmonoxide + water =>
2 C6H6 + 9 O2 = 12 CO + 6 H2O
MnO4 + SO4 = MnSO4 + O2 =>
MnO4 + SO4 = MnSO4 + 2 O2
HgCl2(s) = Hg + Cl =>
HgCl2(s) = Hg + 2 Cl
KOH + Cr2O3 + KNO3 = K2Cr2O7 + KNO + H2O =>
4 KOH + 2 Cr2O3 + 3 KNO3 = 2 K2Cr2O7 + 3 KNO + 2 H2O
Pb(NO2)4 = PbO2 + N + O =>
Pb(NO2)4 = PbO2 + 4 N + 6 O
NaClO + MnSO4 = Cl2 + Na2SO4 + Na2MnO4 =>
4 NaClO + MnSO4 = 2 Cl2 + Na2SO4 + Na2MnO4
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