| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3(CH2)14COOH + 23 O2 = 16 CO2 + 16 H2O
C3H7COCH3 + K2Cr2O7 + H2SO4 = C5H9COOH + K2SO4 + Cr2(SO4)3 + H2O =>
6 C3H7COCH3 + 3 K2Cr2O7 + 12 H2SO4 = 5 C5H9COOH + 3 K2SO4 + 3 Cr2(SO4)3 + 17 H2O
Cu2S + H(NO3)2 = Cu(NO3)2 + CuSO4 + N2O + H2O =>
Cu2S + 2 H(NO3)2 = Cu(NO3)2 + CuSO4 + N2O + H2O
(e)Li2O(s) + H2O(l) = LiOH(aq) =>
(e)Li2O(s) + H2O(l) = 2 LiOH(aq)
NaOH + Zn = ZnO2 + NaH =>
2 NaOH + Zn = ZnO2 + 2 NaH
Pb2 + H2SO4 = SO4 + H2Pb2 =>
Pb2 + H2SO4 = SO4 + H2Pb2
K2Cr2O7 + KJ + H2SO4 = Cr2(SO4)3 + J2 + K2SO4 + H2O =>
K2Cr2O7 + 6 KJ + 7 H2SO4 = Cr2(SO4)3 + 3 J2 + 4 K2SO4 + 7 H2O
C51H98O6 + NaOH = C3H8O3 + CH(CH2)14 + CO2Na =>
11 C51H98O6 + 15 NaOH = 17 C3H8O3 + 33 CH(CH2)14 + 15 CO2Na
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
Fe + Cu{+}No3 = Fe{2+}NO3 + Cu =>
Fe + 2 Cu{+}No3 = Fe{2+}NO3 + 2 Cu
MgSiO3(s) + H(aq) = Mg(aq) + SiO2(s) + H2O(l) =>
MgSiO3(s) + 2 H(aq) = Mg(aq) + SiO2(s) + H2O(l)
Ba(OH)2(aq) + NiCl2(aq) = BaCl2 + Ni(OH)2 =>
Ba(OH)2(aq) + NiCl2(aq) = BaCl2 + Ni(OH)2
C3H7NH2 + HBr = C3H7NH3Br =>
C3H7NH2 + HBr = C3H7NH3Br
C3 = C2 =>
2 C3 = 3 C2
XeF + Br2 = BrF7 + Xe =>
14 XeF + Br2 = 2 BrF7 + 14 Xe
HC2H3O2(aq) + NaOH(s) = H2O(l) + NaC2H3O2(aq) =>
HC2H3O2(aq) + NaOH(s) = H2O(l) + NaC2H3O2(aq)
Zn + MgCl2 = Mg + ZnCl2 =>
Zn + MgCl2 = Mg + ZnCl2
Rb(MgLi)6 + Li6Mg = RbMg12 + Li2 =>
Rb(MgLi)6 + 6 Li6Mg = RbMg12 + 21 Li2
CH2O + NH3 = CH5N + O2 =>
2 CH2O + 2 NH3 = 2 CH5N + O2
FeF3 = Fe + F2 =>
2 FeF3 = 2 Fe + 3 F2
Hg(OH)(aq) + NaCl(aq) = Hg2Cl2(s) + NaOH(aq) =>
2 Hg(OH)(aq) + 2 NaCl(aq) = Hg2Cl2(s) + 2 NaOH(aq)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg(s) + ZnSO4(aq) = Zn(l) + MgSO4(aq) =>
Mg(s) + ZnSO4(aq) = Zn(l) + MgSO4(aq)
K2Cr2O7 + Fe = Fe2(Cr2O7)3 + K =>
3 K2Cr2O7 + 2 Fe = Fe2(Cr2O7)3 + 6 K
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KMnO4 + H2SO4 = H2O + K2SO4 + Mn2SO4 + O3 =>
2 KMnO4 + 2 H2SO4 = 2 H2O + K2SO4 + Mn2SO4 + 2 O3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na2CO3(s) + HCl(aq) = Na2Cl(s) + HCO3(s) =>
Na2CO3(s) + HCl(aq) = Na2Cl(s) + HCO3(s)
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
C6H4C2H5Cl + KMnO4 = C6H4ClCOOH + CO2 + MnO2 + KOH =>
C6H4C2H5Cl + 4 KMnO4 = C6H4ClCOOH + CO2 + 4 MnO2 + 4 KOH
sodiumbromide + water = hydrobromicacid + sodiumoxide =>
2 NaBr + H2O = 2 HBr + Na2O
HBr + Al(OH)3 = H2O + AlBr3 =>
3 HBr + Al(OH)3 = 3 H2O + AlBr3
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
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NH4OH + KOH = KOHNH4OH =>
NH4OH + KOH = KOHNH4OH
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
XH3 + KMnO4 + H2SO4 = XOOH + K2SO4 + MnSO4 + H2O =>
5 XH3 + 6 KMnO4 + 9 H2SO4 = 5 XOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Nd + HNO3 = Nd(NO3)3 + NO + H2O =>
Nd + 4 HNO3 = Nd(NO3)3 + NO + 2 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Al(s) + HBr(aq) = AlBr3(aq) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2(g)
NaNO2 + NaBr + H2SO4 = Na2SO4 + Br2 + NO + H2O =>
2 NaNO2 + 2 NaBr + 2 H2SO4 = 2 Na2SO4 + Br2 + 2 NO + 2 H2O
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
KCl + MgSO4 = K2SO4 + MgCl2 =>
2 KCl + MgSO4 = K2SO4 + MgCl2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
Ca2Mg5Si8O22(OH)2 + CO2 = CaCO3 + SiO2 + MgCO3 + H2O =>
Ca2Mg5Si8O22(OH)2 + 7 CO2 = 2 CaCO3 + 8 SiO2 + 5 MgCO3 + H2O
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
Na2SiO3 + NiSO4*7H2O = NiSiO3 + Na2SO4 + H2O =>
Na2SiO3 + NiSO4*7H2O = NiSiO3 + Na2SO4 + 7 H2O
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Équations équilibrées sur02/15/25
Équations équilibrées sur03/17/24
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