| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr(s) + 3 NiCl2(aq) = 2 CrCl3(aq) + 3 Ni(s)
HS2O3{-} + H{+} = S + HSO4{-} + H2O =>
3 HS2O3{-} + H{+} = 4 S + 2 HSO4{-} + H2O
CH3COOH + NaCO3 = Na2CO3 + H2O + CO2 =>
CH3COOH + 8 NaCO3 = 4 Na2CO3 + 2 H2O + 6 CO2
NH4NO3 + NaOH = NaNO3 + NH4 + H20(l) =>
40 NH4NO3 + 60 NaOH = 60 NaNO3 + 20 NH4 + 7 H20(l)
Mg(OH)2 + H3PO4(aq) = Mg3(PO4)2(s) + H2O(l) =>
3 Mg(OH)2 + 2 H3PO4(aq) = Mg3(PO4)2(s) + 6 H2O(l)
ClO2 + F2 = ClF + O =>
2 ClO2 + F2 = 2 ClF + 4 O
Al + PBO2 = Al2O3 + PB =>
4 Al + 3 PBO2 = 2 Al2O3 + 3 PB
BaCl2Zn = ZnCl2Ba =>
BaCl2Zn = ZnCl2Ba
(H2SO4) + (NaOH) = (Na2SO4) + H2O =>
(H2SO4) + 2(NaOH) = (Na2SO4) + 2 H2O
NH3 + H2O = NH3*H2O =>
NH3 + H2O = NH3*H2O
C12H22O11 + HNO3 = H2C2O4 + NO2 + H2O =>
C12H22O11 + 36 HNO3 = 6 H2C2O4 + 36 NO2 + 23 H2O
Na2S + Cu(C2H3O2)2 = CuS + Na(C2H3O2) =>
Na2S + Cu(C2H3O2)2 = CuS + 2 Na(C2H3O2)
CaCl2 + KOH = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
Ca2CO3 + HCl = CaCl + H2O + CO2 =>
Ca2CO3 + 2 HCl = 2 CaCl + H2O + CO2
HOCl + KOH = KO{-} + HOClH{+} =>
HOCl + KOH = KO{-} + HOClH{+}
NH3 + HNO3 = NO2 + H2O =>
NH3 + 7 HNO3 = 8 NO2 + 5 H2O
Ai + CO2 = Ai2O3 + CO =>
2 Ai + 3 CO2 = Ai2O3 + 3 CO
H2BeO2 + KOH = K2BeO2 + H2O =>
H2BeO2 + 2 KOH = K2BeO2 + 2 H2O
CaSO4 + KC4H4O6 = CO2 + H2O + CaS + K2CO3 =>
9 CaSO4 + 8 KC4H4O6 = 28 CO2 + 16 H2O + 9 CaS + 4 K2CO3
P2 + N2 = PN =>
P2 + N2 = 2 PN
Cr2O7(aq) + Mn(aq) = Cr(aq) + MnO2(s) =>
2 Cr2O7(aq) + 7 Mn(aq) = 4 Cr(aq) + 7 MnO2(s)
P2O5 + OH = H2O + HPO4 =>
P2O5 + 4 OH = H2O + 2 HPO4
N2O3 + HCl = NCl3 + H2O =>
N2O3 + 6 HCl = 2 NCl3 + 3 H2O
Ba(OH)2 + KHP = Ba(KP)2 + H2O =>
Ba(OH)2 + 2 KHP = Ba(KP)2 + 2 H2O
S(s) + F2(g) = SF6(s) =>
S(s) + 3 F2(g) = SF6(s)
HNO2(aq) = H{+} + NO3{-} + NO(g) + H2O =>
3 HNO2(aq) = H{+} + NO3{-} + 2 NO(g) + H2O
NH4NO3 + CuS = (NH4)2S + Cu(NO3)2 =>
2 NH4NO3 + CuS = (NH4)2S + Cu(NO3)2
Cr + CrCl3 = CrCl2 =>
Cr + 2 CrCl3 = 3 CrCl2
ZnOHNO3 + HCl = ZnCl2 + Zn(NO3)2 + H2O =>
2 ZnOHNO3 + 2 HCl = ZnCl2 + Zn(NO3)2 + 2 H2O
CaS + FeCl3 = Fe2S3 + CaCl2 =>
3 CaS + 2 FeCl3 = Fe2S3 + 3 CaCl2
Mn + KNO3 + KOH = KNO2 + K2MnO4 + H2O =>
Mn + 3 KNO3 + 2 KOH = 3 KNO2 + K2MnO4 + H2O
C4H8 + H2SO4 = C4H7OH + H2S =>
4 C4H8 + H2SO4 = 4 C4H7OH + H2S
SO2 + H2S = H2SO4 + S =>
2 SO2 + H2S = H2SO4 + 2 S
MnO4{-} + I{-} + H{+} = Mn{2+} + IO3{-} + H2O =>
6 MnO4{-} + 5 I{-} + 18 H{+} = 6 Mn{2+} + 5 IO3{-} + 9 H2O
KMnO4(ac) + NaOH(ac) + NaHSO3(ac) = K2SO4(ac) + Na2MnO4(ac) + H2O(l) =>
2 KMnO4(ac) + 3 NaOH(ac) + NaHSO3(ac) = K2SO4(ac) + 2 Na2MnO4(ac) + 2 H2O(l)
C + Fe3O4 = Fe + CO =>
4 C + Fe3O4 = 3 Fe + 4 CO
Sn + SO3 = SnSO3 =>
Sn + SO3 = SnSO3
Cu(OH)2 + NH4Cl = CuCl2 + NH3 + H2O =>
Cu(OH)2 + 2 NH4Cl = CuCl2 + 2 NH3 + 2 H2O
BaCl2 + Al = AlCl3 + Ba =>
3 BaCl2 + 2 Al = 2 AlCl3 + 3 Ba
Al(OH)3 + HNO3 = Al(NO3)3 + H2O =>
Al(OH)3 + 3 HNO3 = Al(NO3)3 + 3 H2O
Zn + Cu(OH)2 = Cu + Zn(OH)2 =>
Zn + Cu(OH)2 = Cu + Zn(OH)2
HgCl2 + NaOH = HgO + NaCl + H2O =>
HgCl2 + 2 NaOH = HgO + 2 NaCl + H2O
CaCO3 + H2O2 = CaO2 + H2CO3 =>
CaCO3 + H2O2 = CaO2 + H2CO3
Ni(OH)2 + NaOH = Na2[Ni(OH)4] =>
Ni(OH)2 + 2 NaOH = Na2[Ni(OH)4]
CH3COOH + Ca = Ca(CH3CO2)2 + H2 =>
2 CH3COOH + Ca = Ca(CH3CO2)2 + H2
C12H22O11 + KMnO4 + H2SO4 = CO2 + MnSO4 + H2O + K2CO3 =>
5 C12H22O11 + 48 KMnO4 + 48 H2SO4 = 36 CO2 + 48 MnSO4 + 103 H2O + 24 K2CO3
Sr(NO2) = Sr2 + NO2 =>
2 Sr(NO2) = Sr2 + 2 NO2
C2H6O2 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
C2H6O2 + 2 KMnO4 + 3 H2SO4 = 2 CO2 + K2SO4 + 2 MnSO4 + 6 H2O
Zn(NO3)2 + H2S(aq) = ZnS(s) + HNO3(aq) =>
Zn(NO3)2 + H2S(aq) = ZnS(s) + 2 HNO3(aq)
CuS(s) + O2(g) = CuO(s)SO2(g) =>
2 CuS(s) + 3 O2(g) = 2 CuO(s)SO2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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