| Équations équilibrées la veille |
2 NO3 = N2 + 3 O2
CuSO4 + Na3PO4 = Cu3(PO4)2 + Na2SO4 =>
3 CuSO4 + 2 Na3PO4 = Cu3(PO4)2 + 3 Na2SO4
CrCl2 + KMnO4 + H2SO4 = Cr2(SO4)3 + Cl2 + MnSO4 + K2SO4 + H2O =>
10 CrCl2 + 6 KMnO4 + 24 H2SO4 = 5 Cr2(SO4)3 + 10 Cl2 + 6 MnSO4 + 3 K2SO4 + 24 H2O
H2SO4 + C2H3NaO2 = Na2SO4 + C2H4O2 =>
H2SO4 + 2 C2H3NaO2 = Na2SO4 + 2 C2H4O2
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
K2O + CH3COOH = K2(CH3COO)2 + H2O =>
K2O + 2 CH3COOH = K2(CH3COO)2 + H2O
BaCl2 + Na2CrO4 = BaCrO4 + NaCl =>
BaCl2 + Na2CrO4 = BaCrO4 + 2 NaCl
AgPO4 + NaBr = NaPO4 + AgBr =>
AgPO4 + NaBr = NaPO4 + AgBr
P4 + Ca(OH)2 + H2O = Ca(H2PO2)2 + PH3 =>
2 P4 + 3 Ca(OH)2 + 6 H2O = 3 Ca(H2PO2)2 + 2 PH3
Fe(OH)2 + HBr = FeBr2 + H2O =>
Fe(OH)2 + 2 HBr = FeBr2 + 2 H2O
Ca3 + H2O = Ca(OH)2 + H3 =>
Ca3 + 6 H2O = 3 Ca(OH)2 + 2 H3
C2H6Cl + Na = C4H12 + NaCl =>
2 C2H6Cl + 2 Na = C4H12 + 2 NaCl
Zn + CrBr3 = CrBr2 + ZnBr2 =>
Zn + 2 CrBr3 = 2 CrBr2 + ZnBr2
PbO2 + KI + HNO3 = Pb(NO)3 + I2 + KNO3 + H2O =>
2 PbO2 + 26 KI + 32 HNO3 = 2 Pb(NO)3 + 13 I2 + 26 KNO3 + 16 H2O
H3PO2 + H2SO4 = H3PO3 + SO2 + H2O =>
H3PO2 + H2SO4 = H3PO3 + SO2 + H2O
Hg + Br = HgBr4 =>
Hg + 4 Br = HgBr4
K3SO2 + HBr = KBr + H3SO2 =>
K3SO2 + 3 HBr = 3 KBr + H3SO2
HBrO4 + KOH = KBrO4 + H2O =>
HBrO4 + KOH = KBrO4 + H2O
HClO4 + As2S3 + H2O = H3AsO4 + H2SO4 + HCl =>
7 HClO4 + 2 As2S3 + 12 H2O = 4 H3AsO4 + 6 H2SO4 + 7 HCl
C6H5CHO + NaHSO3 = C6H5COH2SO3Na =>
C6H5CHO + NaHSO3 = C6H5COH2SO3Na
K + Cl2 = KKCl2 =>
2 K + Cl2 = KKCl2
K2Cr2O7 + NaCl + H2SO4 = CrO2Cl2 + H2O + K2SO4 + Na2SO4 =>
K2Cr2O7 + 4 NaCl + 3 H2SO4 = 2 CrO2Cl2 + 3 H2O + K2SO4 + 2 Na2SO4
Ca + Fe3P2 = Fe + Ca3P2 =>
3 Ca + Fe3P2 = 3 Fe + Ca3P2
C6H5COOH + NH3 = C7H7NO + H2O =>
C6H5COOH + NH3 = C7H7NO + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Ti2Hf2C3 = HfC + TiC + Hf =>
Ti2Hf2C3 = HfC + 2 TiC + Hf
(NH2)2CO + H2O = NH3 + CO2 =>
(NH2)2CO + H2O = 2 NH3 + CO2
H2SeO4 + AgOH = Ag2SeO4 + H2O =>
H2SeO4 + 2 AgOH = Ag2SeO4 + 2 H2O
FeBr3 = Br3 + Fe =>
FeBr3 = Br3 + Fe
Sr(OH)2 + SnO2 = SrO + Sn(OH)4 =>
2 Sr(OH)2 + SnO2 = 2 SrO + Sn(OH)4
MgSiAlO = MgAlSiO =>
MgSiAlO = MgAlSiO
NH4Cl(aq) + H2SO4(aq) = (NH4)2SO4(s) + HCl(aq) =>
2 NH4Cl(aq) + H2SO4(aq) = (NH4)2SO4(s) + 2 HCl(aq)
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
Sn(CO3)2 + Co3(PO3)2 = Sn3(PO3)4 + CoCO3 =>
3 Sn(CO3)2 + 2 Co3(PO3)2 = Sn3(PO3)4 + 6 CoCO3
ICl + H2O = HCl + HI + O2 =>
2 ICl + 2 H2O = 2 HCl + 2 HI + O2
Na2Cr2O7 + Cu(NO3)2 = NaNO3 + CuCr2O7 =>
Na2Cr2O7 + Cu(NO3)2 = 2 NaNO3 + CuCr2O7
Cr{3+} + H2O = HCrO4{-} + H{+} + {-} =>
Cr{3+} + 4 H2O = HCrO4{-} + 7 H{+} + 3e
Al(OH)3 + HCl = AlCl + ClO2 + H2O =>
5 Al(OH)3 + 7 HCl = 5 AlCl + 2 ClO2 + 11 H2O
KNO3 + PB = KNO2 + PBO2 =>
2 KNO3 + PB = 2 KNO2 + PBO2
Na2Cr2O7 + Cu(NO3)2 = NaNO3 + CuCr2O7 =>
Na2Cr2O7 + Cu(NO3)2 = 2 NaNO3 + CuCr2O7
Fe(OH)3 + NaNO3 = Fe(NO3)3 + NaOH =>
Fe(OH)3 + 3 NaNO3 = Fe(NO3)3 + 3 NaOH
CaO + NaAlSi3O8 = Ca2SiO4 + CaAl2O4 + Na2SiO3 =>
11 CaO + 2 NaAlSi3O8 = 5 Ca2SiO4 + CaAl2O4 + Na2SiO3
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
Fe(OH)3 + NaNO3 = Fe(NO3)3 + NaOH =>
Fe(OH)3 + 3 NaNO3 = Fe(NO3)3 + 3 NaOH
NaHSO4 + KNO3 = HNO3 + Na2SO4 + K2SO4 =>
2 NaHSO4 + 2 KNO3 = 2 HNO3 + Na2SO4 + K2SO4
(NH4)(CH3COO) + FeCl2 = (NH4)Cl + Fe(CH3COO)2 =>
2(NH4)(CH3COO) + FeCl2 = 2(NH4)Cl + Fe(CH3COO)2
C6H5Br + BrCH3 = C6H5CH3 + HBr =>
3 C6H5Br + 10 BrCH3 = 4 C6H5CH3 + 13 HBr
HI + CaSO3 = H2O + SO2 + CaI2 =>
2 HI + CaSO3 = H2O + SO2 + CaI2
H(SbO)C4H4O6 + I2 + H2O = H(SbO2)C4H4O6 + HI =>
H(SbO)C4H4O6 + I2 + H2O = H(SbO2)C4H4O6 + 2 HI
AlF3 + NH3 = NH3AlF3 =>
AlF3 + NH3 = NH3AlF3
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Équations équilibrées sur10/18/24
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