| Équations équilibrées la veille |
Cu2S + 2 KOH = 2 CuOH + K2S
Al(aq) + Br(l) = AlBr3 =>
Al(aq) + 3 Br(l) = AlBr3
HNO3 + H2 = NH2OH + H2O =>
HNO3 + 3 H2 = NH2OH + 2 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
MgSO4*7H2O + Ba(NO3)2 = BaSO4 + Mg(NO3)2 + H2O =>
MgSO4*7H2O + Ba(NO3)2 = BaSO4 + Mg(NO3)2 + 7 H2O
AlCl3 + Br2 = AlBr + Cl2 =>
2 AlCl3 + Br2 = 2 AlBr + 3 Cl2
C6H13OH + O2 = C + H2O =>
C6H13OH + 3 O2 = 6 C + 7 H2O
Na2SO3 + CH3COOH = NaCH3COO + SO2 + H2O =>
Na2SO3 + 2 CH3COOH = 2 NaCH3COO + SO2 + H2O
K2CO3(aq) + Ba(NO3)2(aq) = KNO3(l) + BaCO3(aq) =>
K2CO3(aq) + Ba(NO3)2(aq) = 2 KNO3(l) + BaCO3(aq)
Cr + NaOH + H2O = Na2[Cr(OH)4] + H2 =>
Cr + 2 NaOH + 2 H2O = Na2[Cr(OH)4] + H2
Cu + HNO{3+} = Cu(NO{3})2 + NO + H{2+}O =>
Cu + 3 HNO{3+} = Cu(NO{3})2 + NO + 3 H{2+}O
NO + O{3+} = NO{2+} + O{2+} =>
NO + 2 O{3+} = NO{2+} + 2 O{2+}
Al + Cl2 + O2 = Al(ClO)3 =>
2 Al + 3 Cl2 + 3 O2 = 2 Al(ClO)3
H2 + O8999 = H2O =>
8999 H2 + O8999 = 8999 H2O
MnO2 + C3H8 = CO2 + H2O + Mn =>
5 MnO2 + C3H8 = 3 CO2 + 4 H2O + 5 Mn
Fe2Br + KHO2 = Fe2HO2 + KBr =>
Fe2Br + KHO2 = Fe2HO2 + KBr
C6H7O11N3 = CO + CO2 + H2O + N2 =>
2 C6H7O11N3 = 9 CO + 3 CO2 + 7 H2O + 3 N2
H2 + C2 = C4H10 =>
5 H2 + 2 C2 = C4H10
V2O3 + CaCO3 = V2(CO3)3 + CaO =>
V2O3 + 3 CaCO3 = V2(CO3)3 + 3 CaO
C8H19OH + O2 = CO2 + H2O =>
2 C8H19OH + 25 O2 = 16 CO2 + 20 H2O
H2O + MnO4{-} + S{2-} = MnS + OH{-} + S =>
8 H2O + 2 MnO4{-} + 7 S{2-} = 2 MnS + 16 OH{-} + 5 S
CaCO3 + H2SO4 = CaSO4H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4H2O + CO2
NO3 + MnO2 = NO2 + MnO4 =>
2 NO3 + MnO2 = 2 NO2 + MnO4
CrIO3 + KOH + Cl2 = K2Cr2O7 + KIO4 + KCl + H2O =>
2 CrIO3 + 18 KOH + 7 Cl2 = K2Cr2O7 + 2 KIO4 + 14 KCl + 9 H2O
LiCl + NaOH + Na2HPO4 = Li3PO4 + H2O + NaCl =>
3 LiCl + NaOH + Na2HPO4 = Li3PO4 + H2O + 3 NaCl
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
Mg(NO3)2 + C12H22011 = MgO + N2 + CO2 + H2O =>
22059 Mg(NO3)2 + 10 C12H22011 = 22059 MgO + 22059 N2 + 120 CO2 + 110055 H2O
K2Cr2O7 + HCl + Bi = BiCl5 + CrCl3 + H2O + KCl =>
5 K2Cr2O7 + 70 HCl + 6 Bi = 6 BiCl5 + 10 CrCl3 + 35 H2O + 10 KCl
(CuS)2 + KOH = Cu(OH)2 + K2S =>
(CuS)2 + 4 KOH = 2 Cu(OH)2 + 2 K2S
MnS + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2SO4 + H2O =>
2 MnS + 13 NaBiO3 + 52 HNO3 = 2 HMnO4 + 13 Bi(NO3)3 + 13 NaNO3 + 2 H2SO4 + 23 H2O
Ca(MnO4)2 + KNO2 + H2SO4 = MnSO4 + KNO3 + CaSO4 + H2O =>
Ca(MnO4)2 + 5 KNO2 + 3 H2SO4 = 2 MnSO4 + 5 KNO3 + CaSO4 + 3 H2O
N2O5 + CO2 = NO + CO5 =>
N2O5 + CO2 = 2 NO + CO5
C4H9NO + N2O + OH{-} = CO3{-2} + H2O + N2 =>
2 C4H9NO + 23 N2O + 16 OH{-} = 8 CO3{-2} + 17 H2O + 24 N2
I2 + NaF = IF + Na =>
I2 + 2 NaF = 2 IF + 2 Na
([AsO3]3{-}) + ([BrO3]{-}) = ([AsO4]3{-}) + (Br{-}) =>
([AsO3]3{-}) + ([BrO3]{-}) = ([AsO4]3{-}) + (Br{-})
Ba(NO3)2 + NaBr = BaBr2 + NO3Na =>
Ba(NO3)2 + 2 NaBr = BaBr2 + 2 NO3Na
MgO + NO + O2 = MgN2O6 =>
2 MgO + 4 NO + 3 O2 = 2 MgN2O6
Hg + (SCN) = Hg(SCN)4 =>
Hg + 4(SCN) = Hg(SCN)4
PBO(s) = PB(s) + O(g) =>
PBO(s) = PB(s) + O(g)
Sc + Na2SO4 = Sc2(SO4)3 + Na =>
2 Sc + 3 Na2SO4 = Sc2(SO4)3 + 6 Na
Al + Fe2O3 = Fe2O3Al =>
Al + Fe2O3 = Fe2O3Al
HCl + Sr(OH)2*8H2O = H2O + SrCl2*8H2O =>
2 HCl + Sr(OH)2*8H2O = 2 H2O + SrCl2*8H2O
P2O5 + CaOH = Ca3(PO4)2 + H2 =>
2 P2O5 + 6 CaOH = 2 Ca3(PO4)2 + 3 H2
AgCl + NH4OH = (Ag(NH3)2){+} + Cl{-} + H2O =>
AgCl + 2 NH4OH = (Ag(NH3)2){+} + Cl{-} + 2 H2O
CrO3 + HNO3 = Cr(NO3)3 + H2O2 =>
2 CrO3 + 6 HNO3 = 2 Cr(NO3)3 + 3 H2O2
Sn + H2SO4 = Sn(SO4)2 + H2 =>
Sn + 2 H2SO4 = Sn(SO4)2 + 2 H2
Pb(NO3)2(aq) + KI(aq) = PbI2 + KNO3 =>
Pb(NO3)2(aq) + 2 KI(aq) = PbI2 + 2 KNO3
S2 + Cr = Cr2S3 =>
3 S2 + 4 Cr = 2 Cr2S3
CH4CH2CH2CH2 + O2 = CO + H2O =>
2 CH4CH2CH2CH2 + 9 O2 = 8 CO + 10 H2O
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Équations équilibrées sur01/28/25
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