| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgCO3 + 2 HNO3 = Mg(NO3)2 + H2CO3
V2O5 + C5H8O2 = [VO(C5H7O2)2] + H2O + O2 =>
2 V2O5 + 8 C5H8O2 = 4[VO(C5H7O2)2] + 4 H2O + O2
NH4NO3 + NaOH = NaNO + NH + HO =>
2 NH4NO3 + NaOH = NaNO + 3 NH + 6 HO
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
Br2 + Mn2{+} + OH{-} = MnO2 + Br{-} + H2O =>
7 Br2 + 2 Mn2{+} + 16 OH{-} = 4 MnO2 + 14 Br{-} + 8 H2O
PN = P3N3 =>
3 PN = P3N3
NH4NO3 + NaOH = NaNO3 + NH3 + H2O =>
NH4NO3 + NaOH = NaNO3 + NH3 + H2O
TiO2 + MgCl2 = TiCl4 + MgO =>
TiO2 + 2 MgCl2 = TiCl4 + 2 MgO
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
NaHSO4 + NaClO2 + CaCl2 = ClO2 + CaSO4 + NaCl + H2O =>
4 NaHSO4 + 5 NaClO2 + 4 CaCl2 = 4 ClO2 + 4 CaSO4 + 9 NaCl + 2 H2O
H{+} + CrO42{-} + Br{-} = Cr2O72{-} + Br2 + H2O =>
48 H{+} + 4 CrO42{-} + 46 Br{-} = 2 Cr2O72{-} + 23 Br2 + 24 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
POCl3 + C4H10NH = C4H10NPOCl2 + C4H10NH*HCl =>
POCl3 + 2 C4H10NH = C4H10NPOCl2 + C4H10NH*HCl
Cr(OH)2 + H2(MnO4) = Cr(MnO4) + H2O =>
Cr(OH)2 + H2(MnO4) = Cr(MnO4) + 2 H2O
H2SO4 + H2C2O4 + KMnO4 = H2O + CO2 + MnSO4 + K2SO4 =>
3 H2SO4 + 5 H2C2O4 + 2 KMnO4 = 8 H2O + 10 CO2 + 2 MnSO4 + K2SO4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
S + F{-} = F2 + S{-2} =>
S + 2 F{-} = F2 + S{-2}
NaSO2 + HCl = NaCl + SO2 + H2 =>
2 NaSO2 + 2 HCl = 2 NaCl + 2 SO2 + H2
CH3NaO + H2O + NaOH + Na2SO3 = Na2O2H3 + C2SO3 =>
2 CH3NaO + 2 H2O + 8 NaOH + Na2SO3 = 6 Na2O2H3 + C2SO3
NO3Ag + PH3 = PHNO2 + Ag + H2O =>
NO3Ag + PH3 = PHNO2 + Ag + H2O
Fe + Cu{2+}{+} = Fe{3+} + Cu =>
2 Fe + 3 Cu{2+}{+} = 2 Fe{3+} + 3 Cu
H2SO4(l) + CaCO3(s) = CaSO4 + H2O + CO2 =>
H2SO4(l) + CaCO3(s) = CaSO4 + H2O + CO2
NO2 + K2O = KNO2 + KNO3 =>
2 NO2 + K2O = KNO2 + KNO3
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
Cl2 + F2 = Cl2F6 =>
Cl2 + 3 F2 = Cl2F6
Zn + NaVO3 + HCl + H2SO4 = VCl2 + ZnSO4 + NaCl + H2O =>
3 Zn + 2 NaVO3 + 6 HCl + 3 H2SO4 = 2 VCl2 + 3 ZnSO4 + 2 NaCl + 6 H2O
D3 = D7 =>
7 D3 = 3 D7
Cu(s) + HNO3(l) = Cu(NO3)2(aq) + H2O(l) + NO(g) =>
3 Cu(s) + 8 HNO3(l) = 3 Cu(NO3)2(aq) + 4 H2O(l) + 2 NO(g)
NaHCO3 + H2O = NaO2H + H2CO2 =>
NaHCO3 + H2O = NaO2H + H2CO2
CH3COOH + HBr = CH3CH3 + H2O + Br2 =>
CH3COOH + 6 HBr = CH3CH3 + 2 H2O + 3 Br2
Cu2S + HNO3 = Cu(NO3)2 + HSO4 + NO2 + H2O =>
Cu2S + 15 HNO3 = 2 Cu(NO3)2 + HSO4 + 11 NO2 + 7 H2O
NaMnO4 + H2SO4 = Na2SO4 + HMnO4 =>
2 NaMnO4 + H2SO4 = Na2SO4 + 2 HMnO4
Cu + N2 = Cu3N2 =>
3 Cu + N2 = Cu3N2
CrCl3 + MnSO4 = Cr2(SO4)3 + MnCl2 =>
2 CrCl3 + 3 MnSO4 = Cr2(SO4)3 + 3 MnCl2
NH4Cl(aq) + NaOH(aq) = NaCl(aq) + NH3(l) + H2O(l) =>
NH4Cl(aq) + NaOH(aq) = NaCl(aq) + NH3(l) + H2O(l)
O2 + C2H5OH = C2 + H2O =>
O2 + C2H5OH = C2 + 3 H2O
Cu2S + HNO3 = Cu(NO3) + NO + H2O + H2SO4 =>
3 Cu2S + 14 HNO3 = 6 Cu(NO3) + 8 NO + 4 H2O + 3 H2SO4
NaHSO3 + Zn + H2SO3 = Na2S2O4 + ZnSO3 + H2O =>
2 NaHSO3 + Zn + H2SO3 = Na2S2O4 + ZnSO3 + 2 H2O
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
AlBr3 + Cl = AlCl3 + Br =>
AlBr3 + 3 Cl = AlCl3 + 3 Br
NH2H = NH3 =>
NH2H = NH3
O2 = O3 =>
3 O2 = 2 O3
Mg3N2 + Na2CO3 = MgCO3 + Na3N =>
Mg3N2 + 3 Na2CO3 = 3 MgCO3 + 2 Na3N
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
CS2 + NO = CO + SO2 + N2 =>
2 CS2 + 10 NO = 2 CO + 4 SO2 + 5 N2
SnHSO4 = SnSO4H =>
SnHSO4 = SnSO4H
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
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Équations équilibrées sur12/10/24
Équations équilibrées sur01/09/24
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