| Équations équilibrées la veille |
N2H4 + 2 NaOH + Zn + 2 H2O = 2 NH3 + Na2[Zn(OH)4]
CH3CH2CH2OH + KMnO4 = CH3COOH + H2O + MnO2 + K =>
2 CH3CH2CH2OH + 3 KMnO4 = 3 CH3COOH + 2 H2O + 3 MnO2 + 3 K
HCN + HNO3 = N + CN + H3O =>
8 HCN + HNO3 = N + 8 CN + 3 H3O
MnSO4{-2} + Cr = Mn + CrSO4{-2} =>
MnSO4{-2} + Cr = Mn + CrSO4{-2}
Sn + P = Sn3P3 =>
3 Sn + 3 P = Sn3P3
Ba(No3)2 + MgSO4 = Mg(No3)2 + BaSO4 =>
Ba(No3)2 + MgSO4 = Mg(No3)2 + BaSO4
I2O5 + NaOH = NaI2 + O6 + H2O =>
12 I2O5 + 12 NaOH = 12 NaI2 + 11 O6 + 6 H2O
KHS + NH4HSO4 = KHSO4 + NH4HS =>
KHS + NH4HSO4 = KHSO4 + NH4HS
C4H10 + Br2 = C4Br10 + H2 =>
C4H10 + 5 Br2 = C4Br10 + 5 H2
Cr2(SO4)3 + Zn = ZnSO4 + CrSO4 =>
Cr2(SO4)3 + Zn = ZnSO4 + 2 CrSO4
Ba(OH)2 + MnCl2 = BaCl2 + Mn(OH)2 =>
Ba(OH)2 + MnCl2 = BaCl2 + Mn(OH)2
C2H2 + Cl2 = C + HCl =>
C2H2 + Cl2 = 2 C + 2 HCl
Fe(s) + CuSO4 = FeSO4 + Cu(s) =>
Fe(s) + CuSO4 = FeSO4 + Cu(s)
Pb(No3)2 + CuSO4 = PbSO4 + Cu(No3)2 =>
Pb(No3)2 + CuSO4 = PbSO4 + Cu(No3)2
Br(l) + NaI(aq) = NaBr(aq) + I2(l) =>
2 Br(l) + 2 NaI(aq) = 2 NaBr(aq) + I2(l)
KO2 + HCl = KCl2 + Cl2 + H2O =>
KO2 + 4 HCl = KCl2 + Cl2 + 2 H2O
HClO3 + CuSO4 = Cu(ClO3)2 + H2SO4 =>
2 HClO3 + CuSO4 = Cu(ClO3)2 + H2SO4
BrO{-} + NH3 = Br{-} + N2 + H2O =>
3 BrO{-} + 2 NH3 = 3 Br{-} + N2 + 3 H2O
HXeO4{-} = XeO6{-4} + O2 + H2O + Xe =>
4 HXeO4{-} = XeO6{-4} + 4 O2 + 2 H2O + 3 Xe
HCl + HNO3 + Pt = PtCl4 + NO + H2O =>
12 HCl + 4 HNO3 + 3 Pt = 3 PtCl4 + 4 NO + 8 H2O
FeS3 + [NO3]{-} + H{+} = Fe3{+} + [SO4]{2-} + NO + H2O =>
9 FeS3 + 55[NO3]{-} + 4 H{+} = 3 Fe3{+} + 27[SO4]{2-} + 55 NO + 2 H2O
Na2O + B(OH)3 = Na2B4O7 + H2O =>
Na2O + 4 B(OH)3 = Na2B4O7 + 6 H2O
K2Cr2O7 + H2SO4 + C2H5OH = Cr2S3O12 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2S3O12 + 2 K2SO4 + 3 CH3COOH + 11 H2O
H0{2} = H{2}O =>
H0{2} = H{2}O
Fe(OH)3 + CH3COOH = Fe(C2H3O2)3 + H2O =>
Fe(OH)3 + 3 CH3COOH = Fe(C2H3O2)3 + 3 H2O
(NH3)(g) + O2 = NO2 + H2O =>
4(NH3)(g) + 7 O2 = 4 NO2 + 6 H2O
Na2SO3 + Na2MnO4 + H2O = NaOH + MnO2 + Na2SO4 =>
Na2SO3 + Na2MnO4 + H2O = 2 NaOH + MnO2 + Na2SO4
HgSO4 + H2O = Hg3O6S + H2SO4 =>
3 HgSO4 + 2 H2O = Hg3O6S + 2 H2SO4
NaOCl = NaCl + O2 =>
2 NaOCl = 2 NaCl + O2
Nb + NbBr5 = Nb3Br8 =>
7 Nb + 8 NbBr5 = 5 Nb3Br8
CaCO3 + HF = H2O + CO2 + CaF2 =>
CaCO3 + 2 HF = H2O + CO2 + CaF2
HClO + Br2 + H2O = HCl + HBrO3 =>
5 HClO + Br2 + H2O = 5 HCl + 2 HBrO3
Ce(NO3)3 + H2O2 = Ce(OH)3 + NO3 =>
2 Ce(NO3)3 + 3 H2O2 = 2 Ce(OH)3 + 6 NO3
[Cr2(H2O)2(CH3COO)4] + H2SO4 = CrSO4 + CH3COOH + H2O =>
[Cr2(H2O)2(CH3COO)4] + 2 H2SO4 = 2 CrSO4 + 4 CH3COOH + 2 H2O
C11H22O2 + O2 = CO2 + H2O =>
2 C11H22O2 + 31 O2 = 22 CO2 + 22 H2O
H2SO4 + BOH = H2O + B2SO4 =>
H2SO4 + 2 BOH = 2 H2O + B2SO4
H2SO4 + (NaCl) = NaHSO4 + HCl =>
H2SO4 + (NaCl) = NaHSO4 + HCl
NH4HS + NH4OH = (NH4)2S + H2O =>
NH4HS + NH4OH = (NH4)2S + H2O
HOCOCH2C(OH)(COOH)CH2COOH + Na2S2O8 = HOCOCH2COCH2COOH + CO2 + Na2SO4 + H2SO4 =>
HOCOCH2C(OH)(COOH)CH2COOH + Na2S2O8 = HOCOCH2COCH2COOH + CO2 + Na2SO4 + H2SO4
KMnO4 + AsH3 + H2SO4 = H3AsO4 + MnSO4 + H2O + K2SO4 =>
8 KMnO4 + 5 AsH3 + 12 H2SO4 = 5 H3AsO4 + 8 MnSO4 + 12 H2O + 4 K2SO4
Mn + ClO4 = MnClO4 =>
Mn + ClO4 = MnClO4
CaCI2 + Ba3(PO4)2 = Ca3(PO4)2 + BaCI2 =>
3 CaCI2 + Ba3(PO4)2 = Ca3(PO4)2 + 3 BaCI2
HIO4 + Au(OH) = Au(IO4) + H2O =>
HIO4 + Au(OH) = Au(IO4) + H2O
KMnO4 + K2S + H2O = MnO2 + K2SO4 + KOH =>
8 KMnO4 + 3 K2S + 4 H2O = 8 MnO2 + 3 K2SO4 + 8 KOH
HI + S = H2S + I2 =>
2 HI + S = H2S + I2
La2O3 + Fe2O3 + Cr2O3 = LaFeCrO3 + O2 =>
2 La2O3 + 2 Fe2O3 + 2 Cr2O3 = 4 LaFeCrO3 + 3 O2
RbNO3 = NO2Rb + O2 =>
2 RbNO3 = 2 NO2Rb + O2
Fe + HCl = FeCl10 + H2 =>
Fe + 10 HCl = FeCl10 + 5 H2
Ca(HCO3)2 + C2H4O2 = Ca(C2H3O2)2 + H2O + CO2 =>
Ca(HCO3)2 + 2 C2H4O2 = Ca(C2H3O2)2 + 2 H2O + 2 CO2
NH4NO3 + NH2OH = N2 + H2O =>
NH4NO3 + 2 NH2OH = 2 N2 + 5 H2O
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