| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(s)
Mg3(PO4)2 + NaOH = Na3PO4 + Mg(OH)2 =>
Mg3(PO4)2 + 6 NaOH = 2 Na3PO4 + 3 Mg(OH)2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NaOH + NbCl5 = NaCl + Nb2O5 + H2O =>
10 NaOH + 2 NbCl5 = 10 NaCl + Nb2O5 + 5 H2O
XCl2(aq) + AgNO3(aq) = AgCl(s) + X(NO3)2(aq) =>
XCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + X(NO3)2(aq)
Cu + Al2(SO4)3 = CuSO4 + Al =>
3 Cu + Al2(SO4)3 = 3 CuSO4 + 2 Al
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
P2H4 = PH3 + P4 =>
6 P2H4 = 8 PH3 + P4
CH4 + O2 = CO + H2 =>
2 CH4 + O2 = 2 CO + 4 H2
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
Ti(s) + F2(g) = TiF4(s) =>
Ti(s) + 2 F2(g) = TiF4(s)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
HClO2 + Fe(OH)3 = Fe(ClO2)3 + H2O =>
3 HClO2 + Fe(OH)3 = Fe(ClO2)3 + 3 H2O
CO = C + O2 =>
2 CO = 2 C + O2
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CO = C + CO2 =>
2 CO = C + CO2
(NH4)2CO3(aq) + MgCl2(aq) = NH4Cl(aq) + MgCO3 =>
(NH4)2CO3(aq) + MgCl2(aq) = 2 NH4Cl(aq) + MgCO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Mg + Pb(NO3)2 = Mg(NO3)2 + Pb =>
Mg + Pb(NO3)2 = Mg(NO3)2 + Pb
HI + NaOH = NaI + H2O =>
HI + NaOH = NaI + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zr(OH)4 + HNO3 = Zr(NO3)4 + H2O =>
Zr(OH)4 + 4 HNO3 = Zr(NO3)4 + 4 H2O
C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Al2O3 + Mg = MgO + Al =>
Al2O3 + 3 Mg = 3 MgO + 2 Al
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NO = N2 + O2 =>
2 NO = N2 + O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
NaOH + NbCl5 = NaCl + H5NbO5 =>
5 NaOH + NbCl5 = 5 NaCl + H5NbO5
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
H2C2O4 + NaOH = Na2C2O4 + H2O =>
H2C2O4 + 2 NaOH = Na2C2O4 + 2 H2O
HgO(s) = Hg(l) + O2(g) =>
2 HgO(s) = 2 Hg(l) + O2(g)
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
P4(s) + Cl2(g) = PCl3(l) =>
P4(s) + 6 Cl2(g) = 4 PCl3(l)
NH4Cl + CaO = NH3 + CaCl2 + H2O =>
2 NH4Cl + CaO = 2 NH3 + CaCl2 + H2O
CaCO3 + C = CaC2 + CO2 =>
2 CaCO3 + 5 C = 2 CaC2 + 3 CO2
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C2H6 = C2H4 + H2 =>
C2H6 = C2H4 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/04/21
Équations équilibrées sur03/06/20
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