| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + CaCO3 = CaSO4 + H2CO3
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
Ag2SO4 + NaCl = Na2SO4 + AgCl =>
Ag2SO4 + 2 NaCl = Na2SO4 + 2 AgCl
FeSO4 + FeCl3 + NaOH = H2O + Fe3O4 + NaCl + H2SO4 =>
FeSO4 + 2 FeCl3 + 6 NaOH = 2 H2O + Fe3O4 + 6 NaCl + H2SO4
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
BaCl2 + KOH = KCl + Ba(OH)2 =>
BaCl2 + 2 KOH = 2 KCl + Ba(OH)2
Na2O + (NH4)2SO4 = Na2SO4 + H2O + NH3 =>
Na2O + (NH4)2SO4 = Na2SO4 + H2O + 2 NH3
N + O2 = N3O2 =>
3 N + O2 = N3O2
NaNO3 + KCl = NaCl + KNO3 =>
NaNO3 + KCl = NaCl + KNO3
Na2Cr2O7 + HCl = NaCl + CrCl3 + H2O + Cl2 =>
Na2Cr2O7 + 14 HCl = 2 NaCl + 2 CrCl3 + 7 H2O + 3 Cl2
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
C8H8O2 + SOCl2 + C4H9N = C12H15NO + C4H10NCl + SO2 =>
C8H8O2 + SOCl2 + 3 C4H9N = C12H15NO + 2 C4H10NCl + SO2
C5H12O + O2 = H2O + CO2 =>
2 C5H12O + 15 O2 = 12 H2O + 10 CO2
Cr(OH)3 + HCIO4 = Cr(CIO4)3 + H2O =>
Cr(OH)3 + 3 HCIO4 = Cr(CIO4)3 + 3 H2O
N + O2 = N2O3 =>
4 N + 3 O2 = 2 N2O3
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
Na + KNO3 = Na2O + K2O + N2 =>
10 Na + 2 KNO3 = 5 Na2O + K2O + N2
KBrO3 = KBr + O2 =>
2 KBrO3 = 2 KBr + 3 O2
Na2S2O3 + AgBr = NaBr + Na3(Ag(S2O3)2) =>
2 Na2S2O3 + AgBr = NaBr + Na3(Ag(S2O3)2)
H2SO4(aq) + NaOH(aq) = Na2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l)
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
Na2SO3 = Na2S + Na2SO4 =>
4 Na2SO3 = Na2S + 3 Na2SO4
HCl(aq) + Na2CO3(aq) = NaCl(aq) + CO2(g) + H2O(l) =>
2 HCl(aq) + Na2CO3(aq) = 2 NaCl(aq) + CO2(g) + H2O(l)
HCl(aq) + Zn(s) = ZnCl2(aq) + H2(g) =>
2 HCl(aq) + Zn(s) = ZnCl2(aq) + H2(g)
Sn + HCl = SnCl2 + H2 =>
Sn + 2 HCl = SnCl2 + H2
HCl(aq) + Na2SO3(aq) = NaCl(aq) + SO2(g) + H2O(l) =>
2 HCl(aq) + Na2SO3(aq) = 2 NaCl(aq) + SO2(g) + H2O(l)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
P4 + HNO3 + H20 = H3PO4 + NO =>
5 P4 + 40 HNO3 + H20 = 20 H3PO4 + 40 NO
HCl(aq) + Na2SO3(aq) = NaCl(aq) + SO2(g) + H2O(l) =>
2 HCl(aq) + Na2SO3(aq) = 2 NaCl(aq) + SO2(g) + H2O(l)
Pb(NO3)2(aq) + MgSO4(aq) = Mg(NO3)2(aq) + PbSO4(s) =>
Pb(NO3)2(aq) + MgSO4(aq) = Mg(NO3)2(aq) + PbSO4(s)
HCl + MnO2 = MnCl2 + Cl2 + H2O =>
4 HCl + MnO2 = MnCl2 + Cl2 + 2 H2O
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
NH + O2 = N2 + H2O =>
4 NH + O2 = 2 N2 + 2 H2O
Na2CO3 + H2O + CO2 = NaHCO3 =>
Na2CO3 + H2O + CO2 = 2 NaHCO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Ba(OH)2*8H2O + NH4SCN = Ba(SCN)2 + H2O + NH3 =>
Ba(OH)2*8H2O + 2 NH4SCN = Ba(SCN)2 + 10 H2O + 2 NH3
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
HCl + NAOH = NACl + H2O =>
HCl + NAOH = NACl + H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HNo2 + Ba(OH)3 = Ba(No3)2 + H2O =>
3 HNo2 + Ba(OH)3 = Ba(No3)2 + 3 H2O
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O =>
2 KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O
ZN(s) + HCl(ac) = ZNCl2(ac) + H2(g) =>
ZN(s) + 2 HCl(ac) = ZNCl2(ac) + H2(g)
KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O =>
2 KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/19/18
Équations équilibrées sur08/18/17
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