| Équations équilibrées la veille |
2 BaOH + 2 H2O = 2 Ba(OH)2 + H2
CH3H5NO + O2 = CO2 + H2O + NO2 =>
2 CH3H5NO + 7 O2 = 2 CO2 + 8 H2O + 2 NO2
Na2SO4 + BaCl = Na2Ba + SO4Cl =>
Na2SO4 + BaCl = Na2Ba + SO4Cl
Zn(NO2)2 + H3PO4 = Zn3(PO4)2 + H2O + N2O3 =>
3 Zn(NO2)2 + 2 H3PO4 = Zn3(PO4)2 + 3 H2O + 3 N2O3
PbO2 + K3[Cr(OH)6] + KOH = K2CrO4 + K4[Pb(OH)6] + H2O =>
3 PbO2 + 2 K3[Cr(OH)6] + 10 KOH = 2 K2CrO4 + 3 K4[Pb(OH)6] + 2 H2O
H2CO2 + LiOH = LiCO2 + H3O =>
H2CO2 + LiOH = LiCO2 + H3O
Pb(NO3)2 + NaOH = PbOH + Na(NO3)2 =>
Pb(NO3)2 + NaOH = PbOH + Na(NO3)2
Ca(ClO)2 + SO2 + H2O = CaSO3 + HClO =>
Ca(ClO)2 + SO2 + H2O = CaSO3 + 2 HClO
Cl2 + TiBr4 = Br2 + TiCl2 =>
Cl2 + TiBr4 = 2 Br2 + TiCl2
MgCl2 + NaNO3 = Mg(NO3)2 + NaCl =>
MgCl2 + 2 NaNO3 = Mg(NO3)2 + 2 NaCl
HCOOH + CH3NHCH3 = HCOOCH3CH3 + NH2 =>
HCOOH + CH3NHCH3 = HCOOCH3CH3 + NH2
Na2S2O8 + H2O + C6H3(CH3)3 = CO2 + Na2SO4 + H2SO4 =>
24 Na2S2O8 + 18 H2O + C6H3(CH3)3 = 9 CO2 + 24 Na2SO4 + 24 H2SO4
CH3COOH(aq) + NaOH(aq) = CH3COONa(aq) + H2O(l) =>
CH3COOH(aq) + NaOH(aq) = CH3COONa(aq) + H2O(l)
BrCl = Br + Cl =>
BrCl = Br + Cl
H(C3H5O3) + NaOH = Na(C3H5O3) + H2O =>
H(C3H5O3) + NaOH = Na(C3H5O3) + H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
HCl + Zn = ClZn + H =>
HCl + Zn = ClZn + H
H2Cr2O7 + SnCl2 + HCl = SnCl4 + CrCl3 + H2O =>
H2Cr2O7 + 3 SnCl2 + 12 HCl = 3 SnCl4 + 2 CrCl3 + 7 H2O
N2H5NO3 + N2H4 = N2 + H2O =>
4 N2H5NO3 + N2H4 = 7 N2 + 12 H2O
Ca(OH)2 + CO2(g) = CaCO3(s) + H2O =>
Ca(OH)2 + CO2(g) = CaCO3(s) + H2O
HNO2 + N2H6SO4 = HN3 + H2O + SO2 =>
2 HNO2 + 5 N2H6SO4 = 4 HN3 + 14 H2O + 5 SO2
Li2SO4 + CaBr2 = CaSO4 + LiBr =>
Li2SO4 + CaBr2 = CaSO4 + 2 LiBr
Cr(OH)3(s) + HClO4(aq) = Cr(ClO4)3(aq) + H2O =>
Cr(OH)3(s) + 3 HClO4(aq) = Cr(ClO4)3(aq) + 3 H2O
LiOH + AlCl3 = LiCl3 + AlOH =>
LiOH + AlCl3 = LiCl3 + AlOH
BaCl2Na2CO3 = BaCO3Na2Cl2 =>
BaCl2Na2CO3 = BaCO3Na2Cl2
MnO4{-} + H2SO3{-}{+} = MnO2 + SO4{2-} + H2O =>
MnO4{-} + H2SO3{-}{+} = MnO2 + SO4{2-} + H2O
C9H10 = C8H8 + H2 =>
8 C9H10 = 9 C8H8 + 4 H2
ZnI2 = Zn2I4 =>
2 ZnI2 = Zn2I4
NaBr + Cl{+2} = NaCl + Br{+2} =>
NaBr + Cl{+2} = NaCl + Br{+2}
CS + O2 = S + CO2 =>
CS + O2 = S + CO2
CH4 + H{+} + Cr2O7{2-} = COOH + Cr{3+} + H2O =>
6 CH4 + 56 H{+} + 7 Cr2O7{2-} = 6 COOH + 14 Cr{3+} + 37 H2O
K2S2O8 + MnSO4 + H2O = MnO2{-} + SO4{-2} + K{+} + H{+} = =>
K2S2O8 + 2 MnSO4 + 4 H2O = 2 MnO2{-} + 4 SO4{-2} + 2 K{+} + 8 H{+}
N2H5Cl + HCl + KMnO4 = N2 + MnCl2 + H2O + KCl =>
5 N2H5Cl + 7 HCl + 4 KMnO4 = 5 N2 + 4 MnCl2 + 16 H2O + 4 KCl
C4H9OH + Cl2 = C4H8ClOH + HCl =>
C4H9OH + Cl2 = C4H8ClOH + HCl
H2(SO3) + Ca(OH)2 = Ca(SO3) + H2O =>
H2(SO3) + Ca(OH)2 = Ca(SO3) + 2 H2O
HNO3 + NH2OH = H2O + N2O =>
2 HNO3 + 4 NH2OH = 7 H2O + 3 N2O
Br2(l) + NH3(g) = NH4Br(aq) + N2(g) =>
3 Br2(l) + 8 NH3(g) = 6 NH4Br(aq) + N2(g)
K2SO4 = K2 + SO4 =>
K2SO4 = K2 + SO4
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
HH2SO4 + HI = H2S + I2 + H2O =>
2 HH2SO4 + 14 HI = 2 H2S + 7 I2 + 8 H2O
KClO3 + Cr2O3 + KOH = KCl + K2CrO4 + H2O =>
KClO3 + Cr2O3 + 4 KOH = KCl + 2 K2CrO4 + 2 H2O
I{-} + H{+} + SO4{2-} = I2 + H2O + H2S =>
8 I{-} + 10 H{+} + SO4{2-} = 4 I2 + 4 H2O + H2S
H20(l) + O2(g) = H2O2(l) =>
H20(l) + 10 O2(g) = 10 H2O2(l)
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4)2 + H2O =>
K2Cr2O7 + H2S + 2 H2SO4 = K2SO4 + Cr2(SO4)2 + 3 H2O
PtO2 + H2O + SO2 = Pt + H2SO4 =>
PtO2 + 2 H2O + 2 SO2 = Pt + 2 H2SO4
C2H5HN2 + H2O = C2H5H2N2 + OH =>
C2H5HN2 + H2O = C2H5H2N2 + OH
Ga2(SO3)3 + NH4Br = GaBr3 + (NH4)2SO3 =>
Ga2(SO3)3 + 6 NH4Br = 2 GaBr3 + 3(NH4)2SO3
MgCO3 + NaNO3 = Mg(NO3)2 + Na2CO3 =>
MgCO3 + 2 NaNO3 = Mg(NO3)2 + Na2CO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Co(ii) + HCl = CoCl2 + H =>
Co(ii) + 2 HCl = CoCl2 + 2 H
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