| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 CH4 + 5 O2 = 5 CO2 + H20
H2O + SO2 + OCl{-} = SO4{2-} + Cl{-} + H{+} =>
H2O + SO2 + OCl{-} = SO4{2-} + Cl{-} + 2 H{+}
HF + Na2SiO3 = H2SiF6 + NaF + H2O =>
8 HF + Na2SiO3 = H2SiF6 + 2 NaF + 3 H2O
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
C3H8 + O2 = CO2 + H20 =>
5 C3H8 + 15 O2 = 15 CO2 + 2 H20
Pb(C2H3O2)4 + KI = PbI4 + KC2H3O2 =>
Pb(C2H3O2)4 + 4 KI = PbI4 + 4 KC2H3O2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HS + ClO3 = S + Cl + H2O =>
6 HS + ClO3 = 6 S + Cl + 3 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Na2S2O3 + H2O2 = Na2SO4 + H2SO4 + H2O =>
Na2S2O3 + 4 H2O2 = Na2SO4 + H2SO4 + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaVO3 + Zn + HCl = NaCl + VCl4 + ZnCl2 + H2O =>
2 NaVO3 + Zn + 12 HCl = 2 NaCl + 2 VCl4 + ZnCl2 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MnO2 + H2SO4 = MnSO4 + O2 + H2O =>
2 MnO2 + 2 H2SO4 = 2 MnSO4 + O2 + 2 H2O
MgCl2(aq) + AgNO3 = Mg(NO3)2(aq) + AgCl =>
MgCl2(aq) + 2 AgNO3 = Mg(NO3)2(aq) + 2 AgCl
MgCl2(aq) + AgNO3(aq) = Mg(NO3)2(aq) + AgCl =>
MgCl2(aq) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 AgCl
Ca(OH)2 + H2CO3 = CaCO3 + H2O =>
Ca(OH)2 + H2CO3 = CaCO3 + 2 H2O
H{+} + H2S + NO3{-} = S + NO + H2O =>
2 H{+} + 3 H2S + 2 NO3{-} = 3 S + 2 NO + 4 H2O
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
CUO + C = CU + CO2 =>
2 CUO + C = 2 CU + CO2
HCl(aq) + Mg(OH)2(aq) = MgCl2(aq) + H2O(l) =>
2 HCl(aq) + Mg(OH)2(aq) = MgCl2(aq) + 2 H2O(l)
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
NH4ClO4 + Al = Al2O3 + AlCl3 + NO + H2O =>
3 NH4ClO4 + 3 Al = Al2O3 + AlCl3 + 3 NO + 6 H2O
Al(s) + S(s) = Al2S3(s) =>
2 Al(s) + 3 S(s) = Al2S3(s)
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
((NH4)2CO3) + (BaCl2) = (NH4Cl) + (BaCO3) =>
((NH4)2CO3) + (BaCl2) = 2(NH4Cl) + (BaCO3)
Ca(OH)2 + HNO3 = H2O + Ca(NO3)2 =>
Ca(OH)2 + 2 HNO3 = 2 H2O + Ca(NO3)2
As2O3 + C = As4 + CO =>
2 As2O3 + 6 C = As4 + 6 CO
PH3 + K2Cr2O7 + H2SO4 = P2O5 + K2SO4 + Cr2(SO4)3 + H2O =>
6 PH3 + 8 K2Cr2O7 + 32 H2SO4 = 3 P2O5 + 8 K2SO4 + 8 Cr2(SO4)3 + 41 H2O
Zn(s) + H3PO4(aq) = Zn3(PO4)2(s) + H2(g) =>
3 Zn(s) + 2 H3PO4(aq) = Zn3(PO4)2(s) + 3 H2(g)
B2O3 + Cr2(SO4)3 = Cr(BO2)3 + SO3 =>
3 B2O3 + Cr2(SO4)3 = 2 Cr(BO2)3 + 3 SO3
Na2Cr2O7 + Cu2O + H2SO4 = CuSO4 + Cr2(SO4)3 + Na2SO4 + H2O =>
Na2Cr2O7 + 3 Cu2O + 10 H2SO4 = 6 CuSO4 + Cr2(SO4)3 + Na2SO4 + 10 H2O
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
KClO + HI = KI + HClO =>
KClO + HI = KI + HClO
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3(aq) = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
Al + H2SO4 = Al2(SO4)3 + SO2 + H2O =>
2 Al + 6 H2SO4 = Al2(SO4)3 + 3 SO2 + 6 H2O
Cu(NO3)2(aq) + NaOH(l) = Cu(OH)2(s) + NaNO3(aq) =>
Cu(NO3)2(aq) + 2 NaOH(l) = Cu(OH)2(s) + 2 NaNO3(aq)
FeSO4 + K2C2O4 = Fe2C2O4 + KSO4 =>
2 FeSO4 + K2C2O4 = Fe2C2O4 + 2 KSO4
Al + NaOH + H2O = Na3[Al(OH)6] + H2 =>
2 Al + 6 NaOH + 6 H2O = 2 Na3[Al(OH)6] + 3 H2
H2O2 + Mn = Mn(OH)4 =>
2 H2O2 + Mn = Mn(OH)4
HPO4 + H = H3PO4 =>
HPO4 + 2 H = H3PO4
Cu(OH)2(s) = CuO(s) + H2O(l) =>
Cu(OH)2(s) = CuO(s) + H2O(l)
Al2Hg3 + HCl = AlCl3 + Hg + H2 =>
Al2Hg3 + 6 HCl = 2 AlCl3 + 3 Hg + 3 H2
Br + NaI = NaBr + I =>
Br + NaI = NaBr + I
HCl + HNO3 + Pt = H2PtCl6 + NO + H2O =>
18 HCl + 4 HNO3 + 3 Pt = 3 H2PtCl6 + 4 NO + 8 H2O
(NH4)Cl + NaOH = NaCl + NH3 + H2O =>
(NH4)Cl + NaOH = NaCl + NH3 + H2O
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
Co(NO3)3 + (NH4)2S = Co2S3 + NH4NO3 =>
2 Co(NO3)3 + 3(NH4)2S = Co2S3 + 6 NH4NO3
| 1 2 3 4 5 6 7 8 |
| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/28/14
Équations équilibrées sur03/30/13
-donnez-nous vos commentaires de votre expérience avec l'équilibreur d'équation chimique.
