| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3(CH2)CH3 + 5 O2 = 3 CO2 + 4 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
MG(s) + O2(g) = MGO(s) =>
2 MG(s) + O2(g) = 2 MGO(s)
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
PHCH3 + KMnO4 + H2SO4 = PHCOOH + K2SO4 + MnSO4 + H2O =>
5 PHCH3 + 6 KMnO4 + 9 H2SO4 = 5 PHCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
CHCH + Br2 = CHBrCHBr =>
CHCH + Br2 = CHBrCHBr
Fe + HNO3 = Fe(NO3)3 + N2 + H2O =>
10 Fe + 36 HNO3 = 10 Fe(NO3)3 + 3 N2 + 18 H2O
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
SiH4(g) + NH3(g) = Si3N4(s) + H2(g) =>
3 SiH4(g) + 4 NH3(g) = Si3N4(s) + 12 H2(g)
Pb(NO3)2 + KI = PbI + K(NO3)2 =>
Pb(NO3)2 + KI = PbI + K(NO3)2
Al + MoO3 = Al2O3 + Mo =>
2 Al + MoO3 = Al2O3 + Mo
TiBr4 + H2 = Ti + HBr =>
TiBr4 + 2 H2 = Ti + 4 HBr
NO(g) + H2(g) = N2(g) + H2O(l) =>
2 NO(g) + 2 H2(g) = N2(g) + 2 H2O(l)
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca(NO3)2 + NaOH = CaOH + Na(NO3)2 =>
Ca(NO3)2 + NaOH = CaOH + Na(NO3)2
CH3COOH + H2O = H2 + CO2 =>
CH3COOH + 2 H2O = 4 H2 + 2 CO2
Cu2S(s) = Cu(s) + S(g) =>
Cu2S(s) = 2 Cu(s) + S(g)
HClO = HCl + O2 =>
2 HClO = 2 HCl + O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Be + H2CO3 = BeCO3 + H2 =>
Be + H2CO3 = BeCO3 + H2
N2 + O2 = NO =>
N2 + O2 = 2 NO
MgO + Fe = Fe3O + Mg =>
MgO + 3 Fe = Fe3O + Mg
Be + H3PO4 = Be(PO4)2 + H2 =>
Be + 2 H3PO4 = Be(PO4)2 + 3 H2
MgO + Fe = Fe2O3 + Mg =>
3 MgO + 2 Fe = Fe2O3 + 3 Mg
Na2 + O2 = Na2O =>
2 Na2 + O2 = 2 Na2O
Ca(NO3)2 + NaCI = CaCI + Na(NO3)2 =>
Ca(NO3)2 + NaCI = CaCI + Na(NO3)2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Ca(OH)2(s) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(s) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Fe(s) + Cl2(g) = FeCl3(s) =>
2 Fe(s) + 3 Cl2(g) = 2 FeCl3(s)
C6H13 + Br2 = C6H11 + HBr =>
C6H13 + Br2 = C6H11 + 2 HBr
C6H12 + Br2 = C6H11 + HBr =>
2 C6H12 + Br2 = 2 C6H11 + 2 HBr
Hg(NO3)2 + KCN + H2O = KNO3 + K2[Hg(CN)4(H2O)] =>
Hg(NO3)2 + 4 KCN + H2O = 2 KNO3 + K2[Hg(CN)4(H2O)]
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
SF4 + NaOH = NaF + Na2SO3 + H2O =>
SF4 + 6 NaOH = 4 NaF + Na2SO3 + 3 H2O
CaCN2 + H2O = CaCO3 + NH3 =>
CaCN2 + 3 H2O = CaCO3 + 2 NH3
Al + NaOH + H2O = Na[Al(OH)4] + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 Na[Al(OH)4] + 3 H2
Ca(OH)2(aq) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
FeS2 + O2 = SO3 + Fe2O3 =>
4 FeS2 + 15 O2 = 8 SO3 + 2 Fe2O3
Li2O + Al(NO3)3 = LiNO3 + Al2O3 =>
3 Li2O + 2 Al(NO3)3 = 6 LiNO3 + Al2O3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/29/14
Équations équilibrées sur07/29/13
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