| Équations équilibrées la veille |
Cr(OH)3 + HBr = CrBr + H(OH)3
C4H9OH + H2SO4 + Na2Cr2O7 = Cr2(SO4)3 + Na2SO4 + H2O + C4H9O2 =>
2 C4H9OH + 4 H2SO4 + Na2Cr2O7 = Cr2(SO4)3 + Na2SO4 + 5 H2O + 2 C4H9O2
H2SiO3 + Cu(NO3)2 = CuSiO3 + HNO3 =>
H2SiO3 + Cu(NO3)2 = CuSiO3 + 2 HNO3
ClO2 + HNO3 = HCl + NO5 =>
ClO2 + HNO3 = HCl + NO5
Al + HBr(aq) = AlBr3 + H2 =>
2 Al + 6 HBr(aq) = 2 AlBr3 + 3 H2
Na2O + F2 = Na3F + O2 =>
6 Na2O + 2 F2 = 4 Na3F + 3 O2
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
C2H3H + O2 = CO2 + H2O =>
C2H3H + 3 O2 = 2 CO2 + 2 H2O
C2H5OH + KMnO4 = MnO2 + CH3COH + KOH + H2O =>
3 C2H5OH + 2 KMnO4 = 2 MnO2 + 3 CH3COH + 2 KOH + 2 H2O
C16H28O15 = C18H34O2 + CO2 + H2O =>
51 C16H28O15 = 31 C18H34O2 + 258 CO2 + 187 H2O
H{+} + MnO4{-} + Zn = Zn{2+} + Mn{2+} + H2O =>
16 H{+} + 2 MnO4{-} + 5 Zn = 5 Zn{2+} + 2 Mn{2+} + 8 H2O
KCl(aq) + Na2SO4(aq) = NaCl + K2SO4 =>
2 KCl(aq) + Na2SO4(aq) = 2 NaCl + K2SO4
Na(HCO3) = Na(OH) + CO2 =>
Na(HCO3) = Na(OH) + CO2
C2H3COOH + C2H5OH = CH3COOC2H5 + H2O =>
2 C2H3COOH + 3 C2H5OH = 3 CH3COOC2H5 + H2O
Al4C3 + HOH = Al(OH)3 + CH4 =>
Al4C3 + 12 HOH = 4 Al(OH)3 + 3 CH4
KMnO4 + NH4NO3 = MnO2 + KNO3 + KOH + H2O =>
8 KMnO4 + 3 NH4NO3 = 8 MnO2 + 6 KNO3 + 2 KOH + 5 H2O
KOH + CH3COONa = CH3COOK + NaOH =>
KOH + CH3COONa = CH3COOK + NaOH
NaCl + NaHCO3 = Na2ClHCO3 =>
NaCl + NaHCO3 = Na2ClHCO3
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
LiOH + Fe(NO3)2 = Li(NO3) + Fe(OH)2 =>
2 LiOH + Fe(NO3)2 = 2 Li(NO3) + Fe(OH)2
C7H8(NO2)3 = C + CO + H2 + N2 =>
2 C7H8(NO2)3 = 2 C + 12 CO + 8 H2 + 3 N2
Cu(NO3)2 + Na2S = CuS + NaNO3 =>
Cu(NO3)2 + Na2S = CuS + 2 NaNO3
Ca(HCO3)2 + Ba(OH)2 = BaCO3 + Ca(OH)2 + H2O =>
Ca(HCO3)2 + 2 Ba(OH)2 = 2 BaCO3 + Ca(OH)2 + 2 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
(a)Al(OH)3 = Al2O3 + H2O =>
2(a)Al(OH)3 = Al2O3 + 3 H2O
Na2SO4 + MgCl2 = MgSO4 + NaCl =>
Na2SO4 + MgCl2 = MgSO4 + 2 NaCl
S2F2 + H2O = S8 + H2S4O6 + HF =>
20 S2F2 + 24 H2O = 3 S8 + 4 H2S4O6 + 40 HF
C30 + H61 = CH =>
61 C30 + 30 H61 = 1830 CH
KI + Mg(NO3) = KNO3 + MgI =>
KI + Mg(NO3) = KNO3 + MgI
H3PO5(aq) + NaOH(aq) = Na3PO5(aq) + H2O(l) =>
H3PO5(aq) + 3 NaOH(aq) = Na3PO5(aq) + 3 H2O(l)
CH4(g) + O2() = CO2() + H2O(g) =>
CH4(g) + 2 O2() = CO2() + 2 H2O(g)
CH3COOH + NaO = (CH3COO)2Na + H2O =>
2 CH3COOH + NaO = (CH3COO)2Na + H2O
MnSO4 + KBrO3 + H3PO4 = Mn(PO3)3 + KBr + H2SO4 + H2O =>
6 MnSO4 + KBrO3 + 18 H3PO4 = 6 Mn(PO3)3 + KBr + 6 H2SO4 + 21 H2O
S(s) + F2(g) = SF(g) =>
2 S(s) + F2(g) = 2 SF(g)
Pb(NO3)2 + AlF3 = PbF2 + Al(NO3)3 =>
3 Pb(NO3)2 + 2 AlF3 = 3 PbF2 + 2 Al(NO3)3
HCl + Li2SO4 = H2SO4 + LiCl =>
2 HCl + Li2SO4 = H2SO4 + 2 LiCl
Sb + KOH + H2O = K[Sb(OH)6] + H2 =>
2 Sb + 2 KOH + 10 H2O = 2 K[Sb(OH)6] + 5 H2
Al(OH)3 + NH4Cl = AlCl3 + NH4OH =>
Al(OH)3 + 3 NH4Cl = AlCl3 + 3 NH4OH
K2O2 + K = K3O2 =>
K2O2 + K = K3O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
S2{-} + Cr2O72{-} + H{+} = S + Cr + H2O =>
143 S2{-} + Cr2O72{-} + 144 H{+} = 286 S + 2 Cr + 72 H2O
AlCl3 + Cs = CsAl + Cl3 =>
AlCl3 + Cs = CsAl + Cl3
(NH4)3PO4 + MgSo4(Aq) = Mg(PO4)(s) + (NH4)3So4(Aq) =>
(NH4)3PO4 + MgSo4(Aq) = Mg(PO4)(s) + (NH4)3So4(Aq)
Na2O + C = CO + Na =>
Na2O + C = CO + 2 Na
Cr2O7{2-} + {3-} + H3O{+} = Cr{3+} + H2O =>
Cr2O7{2-} + 2{3-} + 14 H3O{+} = 2 Cr{3+} + 21 H2O
CoSO3 + Mg = MgSO3 + Co =>
CoSO3 + Mg = MgSO3 + Co
NH4F + Ca = NH4Ca + CaF =>
NH4F + 2 Ca = NH4Ca + CaF
BaBr2 + ZnCl2 = BaCl2 + ZnBr2 =>
BaBr2 + ZnCl2 = BaCl2 + ZnBr2
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
AI + HCI = (AICI)3 + (H)2 =>
6 AI + 6 HCI = 2(AICI)3 + 3(H)2
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Équations équilibrées sur01/07/25
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