| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaHCO3 + H2O = NaOH + H2CO3
BaH18O10 + N2H4O3 = NH3 + Ba(NO3)2 + H2O =>
BaH18O10 + 2 N2H4O3 = 2 NH3 + Ba(NO3)2 + 10 H2O
Cu + S5 = CuS =>
5 Cu + S5 = 5 CuS
HBr(aq) + NaOH(aq) = NaBr(s) + H2O(l) =>
HBr(aq) + NaOH(aq) = NaBr(s) + H2O(l)
C2H2 + KMnO4 + H2O = C2H2O2 + MnO2 + KOH =>
3 C2H2 + 4 KMnO4 + 2 H2O = 3 C2H2O2 + 4 MnO2 + 4 KOH
FeCO3 + HNO3 = Fe(NO3)3 + NO2 + CO2 + H2O =>
FeCO3 + 4 HNO3 = Fe(NO3)3 + NO2 + CO2 + 2 H2O
CH3COOH + O2 = COH2O =>
CH3COOH + O2 = 2 COH2O
Mg(s) + Pb(NO3)2(aq) = Mg(NO3)2(aq) + Pb(s) =>
Mg(s) + Pb(NO3)2(aq) = Mg(NO3)2(aq) + Pb(s)
Mg + SIO2 = MgO + SI =>
2 Mg + SIO2 = 2 MgO + SI
Cd + I2 = Cd2I =>
4 Cd + I2 = 2 Cd2I
Cu(s) + H2S(g) + O2(g) = Cu2S(s) + H2O(l) =>
4 Cu(s) + 2 H2S(g) + O2(g) = 2 Cu2S(s) + 2 H2O(l)
P2O5 + Na(OH) = Na3PO4 + H2O =>
P2O5 + 6 Na(OH) = 2 Na3PO4 + 3 H2O
NH4NO3 + KOH = KNO3 + H2O + NH4 =>
9 NH4NO3 + 10 KOH = 10 KNO3 + 7 H2O + 8 NH4
MnO4{-} + NO2{-} + OH{-} = MnO4{2-} + NO3{-} + H2O =>
2 MnO4{-} + NO2{-} + 2 OH{-} = 2 MnO4{2-} + NO3{-} + H2O
CoNO3(aq) + NaS(aq) = CoS(s) + NaNO3(aq) =>
CoNO3(aq) + NaS(aq) = CoS(s) + NaNO3(aq)
CoOOH + SO2 + H2SO4 = CoSO4 + H2O =>
2 CoOOH + SO2 + H2SO4 = 2 CoSO4 + 2 H2O
Al(OH)3 + Fe = Fe(OH)3 + Al =>
Al(OH)3 + Fe = Fe(OH)3 + Al
(SO2) + (HNO3) + H2O = (H2SO4) + (NO) =>
3(SO2) + 2(HNO3) + 2 H2O = 3(H2SO4) + 2(NO)
hydrochloricacid + magnesiumoxide = magnesiumchloride + water =>
2 HCl + MgO = MgCl2 + H2O
Mg(s) + Fe3(PO4)2(aq) = Mg3(PO4)2(aq) + Fe(aq) =>
3 Mg(s) + Fe3(PO4)2(aq) = Mg3(PO4)2(aq) + 3 Fe(aq)
O + H2SO4 = SO4 + H2O =>
O + H2SO4 = SO4 + H2O
C5H4N4(OH)3 + AgNO3 = C5H4N4(OH)2OAg + HNO3 =>
C5H4N4(OH)3 + AgNO3 = C5H4N4(OH)2OAg + HNO3
CH3PCl2 + SO2Cl2 = CH3P(O)Cl2 + SOCl2 =>
CH3PCl2 + SO2Cl2 = CH3P(O)Cl2 + SOCl2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CoSO4(aq) + (NH4)3PO4(aq) = (NH4)2SO4 + Co3(PO4)2 =>
3 CoSO4(aq) + 2(NH4)3PO4(aq) = 3(NH4)2SO4 + Co3(PO4)2
BaO + Al = Ba + Al2O3 =>
3 BaO + 2 Al = 3 Ba + Al2O3
Cu + HNO3 = Cu(NO3) + H2 =>
2 Cu + 2 HNO3 = 2 Cu(NO3) + H2
C3H7SH(l) + O2(g) = CO2(g) + SO(g) + H2O =>
2 C3H7SH(l) + 11 O2(g) = 6 CO2(g) + 2 SO(g) + 8 H2O
MeNH2*HCl + NaOH = MeNH2 + NaCl + H2O =>
MeNH2*HCl + NaOH = MeNH2 + NaCl + H2O
CaCO3 + HClO4 = Ca(ClO4)2 + H2CO3 =>
CaCO3 + 2 HClO4 = Ca(ClO4)2 + H2CO3
Cu + HNO3 = Cu(NO3) + H2 =>
2 Cu + 2 HNO3 = 2 Cu(NO3) + H2
Na3[Cr(OH)6] + NaOH + PbO2 = Na2CrO4 + H2O + Na2[Pb(OH)4] =>
2 Na3[Cr(OH)6] + 4 NaOH + 3 PbO2 = 2 Na2CrO4 + 2 H2O + 3 Na2[Pb(OH)4]
HNO3 + Ba(OH)2 = HOH + Ba(NO3)2 =>
2 HNO3 + Ba(OH)2 = 2 HOH + Ba(NO3)2
Cu + HNO3 = Cu(NO3) + H2 =>
2 Cu + 2 HNO3 = 2 Cu(NO3) + H2
HXeO4 + H = Xe + H2O =>
HXeO4 + 7 H = Xe + 4 H2O
H4SiO4 + Ca(OH)2 + Al(OH)3 = (CaAl)4(SiO4)5 + H2O =>
5 H4SiO4 + 4 Ca(OH)2 + 4 Al(OH)3 = (CaAl)4(SiO4)5 + 20 H2O
Cr2(SO4)3 + (NH4)2CO3 = Cr2CO3 + (NH4)2(SO4)3 =>
Cr2(SO4)3 + (NH4)2CO3 = Cr2CO3 + (NH4)2(SO4)3
(NH4)2CO3(aq) + NaOH(aq) = Na2CO3(aq) + NH3(g) + H2O(l) =>
(NH4)2CO3(aq) + 2 NaOH(aq) = Na2CO3(aq) + 2 NH3(g) + 2 H2O(l)
CH3I + NO2 = CH3ONO + I2 =>
2 CH3I + 2 NO2 = 2 CH3ONO + I2
Na2CO3 + FeCl3 = Fe2(CO3)3 + NaCl =>
3 Na2CO3 + 2 FeCl3 = Fe2(CO3)3 + 6 NaCl
Iron + hydrochloricacid = hydrogen + iron(iii)chloride =>
2 Fe + 6 HCl = 3 H2 + 2 FeCl3
SO2 + NaClO + H2O = H2SO4 + NaCl =>
SO2 + NaClO + H2O = H2SO4 + NaCl
C600H1200O600 + N100H300 = C100H166N20O27 + C100O200 + H200O100 =>
113 C600H1200O600 + 120 N100H300 = 600 C100H166N20O27 + 78 C100O200 + 360 H200O100
NaHSO4 + Pb(NO3)2 = PbSO4 + NO3 + NaH =>
NaHSO4 + Pb(NO3)2 = PbSO4 + 2 NO3 + NaH
Sn + BaSO4 = SnSO4 + Ba =>
Sn + BaSO4 = SnSO4 + Ba
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
CaO + BeS = BeO + CaS =>
CaO + BeS = BeO + CaS
CH3OH(l) + H2O(l) = CHO + H3O =>
CH3OH(l) + 3 H2O(l) = CHO + 3 H3O
NCl + NaOH(aq) = NOH(aq) + NaCl =>
NCl + NaOH(aq) = NOH(aq) + NaCl
NaHCO3 + H2O = H2CO3 + Na + OH =>
NaHCO3 + H2O = H2CO3 + Na + OH
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Équations équilibrées sur06/17/24
Équations équilibrées sur07/17/23
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