| Équations équilibrées la veille |
9 CH3COOH + 8 FeCO3 = 8 CH3COOFe + 6 H2O + 10 CO2
Ca + SO2 = CaS + O2 =>
Ca + SO2 = CaS + O2
NH4NO3 + H2O = HNO3 + NH4(OH)2 =>
7 NH4NO3 + 13 H2O = 6 HNO3 + 8 NH4(OH)2
Li2CO3 + HCI = LiCI + H2CO3 =>
Li2CO3 + 2 HCI = 2 LiCI + H2CO3
H2SO4 + Zn = Zn2(SO4)2 + H2O + H2S =>
5 H2SO4 + 4 Zn = 2 Zn2(SO4)2 + 4 H2O + H2S
Fe(CrO2)2 + O2 + Na2CO3 = Na2Cr2O7 + Fe2O3 + CO2 =>
4 Fe(CrO2)2 + 7 O2 + 4 Na2CO3 = 4 Na2Cr2O7 + 2 Fe2O3 + 4 CO2
Hg(NO3)2 = Hg + (NO2) + O =>
Hg(NO3)2 = Hg + 2(NO2) + 2 O
H2O2 + C3H6O = CO2 + H2O =>
8 H2O2 + C3H6O = 3 CO2 + 11 H2O
S + NHO3 = H2SO4 + NO2 + H2O =>
S + 6 NHO3 = H2SO4 + 6 NO2 + 2 H2O
C6H12 + HNO3 = NO2 + CO2 + H2O =>
C6H12 + 36 HNO3 = 36 NO2 + 6 CO2 + 24 H2O
C2H5O2 + C5H11O = C8H14O2 + H2O =>
22 C2H5O2 + 12 C5H11O = 13 C8H14O2 + 30 H2O
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
HI(m) + KMnO4 + H2OSO4(Al) = I2(s) + MnSO4(Al) + K2SO4(Al) + H2O(I) =>
32 HI(m) + 4 KMnO4 + 6 H2OSO4(Al) = 5 I2(s) + 4 MnSO4(Al) + 2 K2SO4(Al) + 22 H2O(I)
Mg(OH)2(aq) + HCl(aq) = H2O(l) + MgCl2(s) =>
Mg(OH)2(aq) + 2 HCl(aq) = 2 H2O(l) + MgCl2(s)
MgO4 + HI = MgOH + IO3 =>
MgO4 + HI = MgOH + IO3
NaOH + H3P = H2O + Na3P =>
3 NaOH + H3P = 3 H2O + Na3P
NaC2H3O2 + Cu(NO2)2 = NaNO2 + Cu(C2H3O2)2 =>
2 NaC2H3O2 + Cu(NO2)2 = 2 NaNO2 + Cu(C2H3O2)2
XYO3 = XY + O2 =>
2 XYO3 = 2 XY + 3 O2
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
Li2SO4 + NaNO3 = Na2SO4 + LiNO3 =>
Li2SO4 + 2 NaNO3 = Na2SO4 + 2 LiNO3
KOH(s) + HCl = KCl + H2O =>
KOH(s) + HCl = KCl + H2O
ZnS + PbO = Pb + ZnSO4 =>
ZnS + 4 PbO = 4 Pb + ZnSO4
MnO2 + H2C2O4*2H2O + H2SO4 = MnSO4 + H2O + CO2 =>
MnO2 + H2C2O4*2H2O + H2SO4 = MnSO4 + 4 H2O + 2 CO2
(NH4)4[Co(OH)6] + O2 = (NH4)3[Co(OH)6] + NH3 + H2O =>
4(NH4)4[Co(OH)6] + O2 = 4(NH4)3[Co(OH)6] + 4 NH3 + 2 H2O
CH3CH2NH2 + H2O = CH3CH3NH3 + OH =>
CH3CH2NH2 + 2 H2O = CH3CH3NH3 + 2 OH
C7H7NO + O2 = CO2 + H2O + NO2 =>
4 C7H7NO + 37 O2 = 28 CO2 + 14 H2O + 4 NO2
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
K2Cr2O7 + HI + H{+} = Cr3{+} + I2 + H2O + K{+} =>
3 K2Cr2O7 + 34 HI + 8 H{+} = 2 Cr3{+} + 17 I2 + 21 H2O + 6 K{+}
OHCCH2CH2CHO + Cr2O7 = HOOCCH2CH2COOH + Cr =>
7 OHCCH2CH2CHO + 2 Cr2O7 = 7 HOOCCH2CH2COOH + 4 Cr
H{+} + C6H12O6 + SO4{2-} = CO2 + H2S + H2O =>
6 H{+} + C6H12O6 + 3 SO4{2-} = 6 CO2 + 3 H2S + 6 H2O
Pt + H2O = Pt3O4 + H2 =>
3 Pt + 4 H2O = Pt3O4 + 4 H2
X2SO4 + NaOH = XOH + Na2SO4 =>
X2SO4 + 2 NaOH = 2 XOH + Na2SO4
Co3O4 + ZnO + Ta2O9 = Co375Zn025Ta2O9 + O2 =>
250 Co3O4 + 50 ZnO + 2 Ta2O9 = 2 Co375Zn025Ta2O9 + 525 O2
CH4O + H2SO4 + KMnO4 = CH2O2 + K2SO4 + MnSO4 + H2O =>
5 CH4O + 6 H2SO4 + 4 KMnO4 = 5 CH2O2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
Cl2(g) + NaBr = NaCl + Br2(g) =>
Cl2(g) + 2 NaBr = 2 NaCl + Br2(g)
Pb + H2SO4 = Pb2(SO4)3 + S + H2O =>
2 Pb + 4 H2SO4 = Pb2(SO4)3 + S + 4 H2O
ZnSO4 + Na2CO3 = Na2SO4 + ZnCO3 =>
ZnSO4 + Na2CO3 = Na2SO4 + ZnCO3
NH4VO3 + HCl + Zn = VOCl2 + ZnCl2 + H2O + NH3 =>
2 NH4VO3 + 6 HCl + Zn = 2 VOCl2 + ZnCl2 + 4 H2O + 2 NH3
ZnS + PbO = Pb + ZnSO =>
ZnS + PbO = Pb + ZnSO
Al(s) + NaOH(aq) + NaNO3(aq) + H2O(l) = NaAlO2(aq) + NH3(g) =>
8 Al(s) + 5 NaOH(aq) + 3 NaNO3(aq) + 2 H2O(l) = 8 NaAlO2(aq) + 3 NH3(g)
Mg + O2 = Mg2O3 =>
4 Mg + 3 O2 = 2 Mg2O3
Na2Cr2O7 + HBr = NaBr + CrBr2 + Br2 + H2O =>
Na2Cr2O7 + 14 HBr = 2 NaBr + 2 CrBr2 + 4 Br2 + 7 H2O
K3PO4 + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
I{-} + IO3{-} + H{+} + Cl{-} = ICl2 + H2O =>
I{-} + IO3{-} + 6 H{+} + 4 Cl{-} = 2 ICl2 + 3 H2O
Fe + SnCl2 = Sn + Fe(Cl)2 =>
Fe + SnCl2 = Sn + Fe(Cl)2
Fe2O3 + H2SO4 = Fe2(SO4)3 + HOH =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 HOH
C2H5Cl + KCN = C2H4 + KCl + HCN =>
C2H5Cl + KCN = C2H4 + KCl + HCN
C3H5N3O9 = CO2 + N2 + NO + H2O =>
4 C3H5N3O9 = 12 CO2 + 5 N2 + 2 NO + 10 H2O
Ca3(XPO4)2 + H2XSO4 = CaXSO4 + H3XPO4 =>
Ca3(XPO4)2 + 3 H2XSO4 = 3 CaXSO4 + 2 H3XPO4
CuCl2 + Mg = Cl2Mg + Cu =>
CuCl2 + Mg = Cl2Mg + Cu
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Équations équilibrées sur01/09/25
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