| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 H2O = Al2O3 + 3 H2
H3AsO4 + H2S = S + As2S3 + H2O =>
2 H3AsO4 + 5 H2S = 2 S + As2S3 + 8 H2O
SiCl4 + H2O = SiO + HCl + O2 =>
2 SiCl4 + 4 H2O = 2 SiO + 8 HCl + O2
SCl2 + NH3 = S4N4 + NH4Cl + S =>
6 SCl2 + 16 NH3 = S4N4 + 12 NH4Cl + 2 S
Na2CrO4 + ammoniumsulfate = Na2SO4 + ammoniumchromate =>
Na2CrO4 + (NH4)2SO4 = Na2SO4 + (NH4)2CrO4
K2Cl2O7 + HCl = K2Cl2 + H2O + Cl2 =>
K2Cl2O7 + 14 HCl = K2Cl2 + 7 H2O + 7 Cl2
Ca(oh)2 + CuCl2 = CaCl2 + Cu(oh)2 =>
Ca(oh)2 + 2 CuCl2 = 2 CaCl2 + Cu(oh)2
CU + HNO3 = CU(NO3)2 + NO2 + H2O =>
CU + 4 HNO3 = CU(NO3)2 + 2 NO2 + 2 H2O
NO2 = N2 + O2 =>
2 NO2 = N2 + 2 O2
Fe(s) + O2(g) = Fe3O4(s) =>
3 Fe(s) + 2 O2(g) = Fe3O4(s)
C2H6 + MnO4{-} + H{+} = C2H4O2 + Mn{2+} + H2O =>
5 C2H6 + 6 MnO4{-} + 18 H{+} = 5 C2H4O2 + 6 Mn{2+} + 14 H2O
Cu3(PO4)2 + H2O = CuO + H3PO4 =>
Cu3(PO4)2 + 3 H2O = 3 CuO + 2 H3PO4
Fe(s) + O2(g) = Fe2O3 =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3
Sn2(SO4)4 + NH4OH = Sn(OH)4 + (NH4)2SO4 =>
Sn2(SO4)4 + 8 NH4OH = 2 Sn(OH)4 + 4(NH4)2SO4
Cr2S3 + KNO3 + KOH = K2CrO4 + K2SO4 + H2O + KNO2 =>
Cr2S3 + 15 KNO3 + 10 KOH = 2 K2CrO4 + 3 K2SO4 + 5 H2O + 15 KNO2
Zn + H2SO4 + CuSO4 = Zn(SO4)2 + CuH2 =>
Zn + H2SO4 + CuSO4 = Zn(SO4)2 + CuH2
H2O(g) + N2O3(g) = HNO2(aq) =>
H2O(g) + N2O3(g) = 2 HNO2(aq)
C2H6S2 + H2 = CH4S =>
C2H6S2 + H2 = 2 CH4S
HCl + Mg = H2 + MgCl2 =>
2 HCl + Mg = H2 + MgCl2
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(aq) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(aq) + 2 NaNO3(aq)
K3PO4(ac) + Sr(NO3)2(ac) = KNO3(ac) + Sr3(PO4)2(s) =>
2 K3PO4(ac) + 3 Sr(NO3)2(ac) = 6 KNO3(ac) + Sr3(PO4)2(s)
CU + HCl = CUCl2 + H2 =>
CU + 2 HCl = CUCl2 + H2
Au2O3 = Au + O2 =>
2 Au2O3 = 4 Au + 3 O2
K2CO3 + CuCl = KCl + Cu2CO3 =>
K2CO3 + 2 CuCl = 2 KCl + Cu2CO3
Mg(HCO3)2 + Ca(OH)2 = Mg(OH)2 + Ca(HCO3)2 =>
Mg(HCO3)2 + Ca(OH)2 = Mg(OH)2 + Ca(HCO3)2
HCl + KOH = H2O + ClK =>
HCl + KOH = H2O + ClK
K2SO3 + H2O2 + H2SO4 = KHSO4 + H2O =>
K2SO3 + H2O2 + H2SO4 = 2 KHSO4 + H2O
C3H7OH + NaBr + H2SO4 = C3H7Br + H2O + Na2SO4 =>
2 C3H7OH + 2 NaBr + H2SO4 = 2 C3H7Br + 2 H2O + Na2SO4
ZnSO4 + FeSO4 = Zn + Fe2(SO4)3 =>
ZnSO4 + 2 FeSO4 = Zn + Fe2(SO4)3
Na2O + Cl2 = NaCl + ClO =>
2 Na2O + 3 Cl2 = 4 NaCl + 2 ClO
AgNO3(aq) + Na2CO3(aq) = Ag2CO3 + NaNO3 =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3 + 2 NaNO3
(NH4)2S + CrCl2 = CrS + NH4Cl =>
(NH4)2S + CrCl2 = CrS + 2 NH4Cl
KOH + H2SO4 = KSO4 + H2O + H2 =>
2 KOH + 2 H2SO4 = 2 KSO4 + 2 H2O + H2
HBr + Be(OH)2 = Be(Br)2 + H2O =>
2 HBr + Be(OH)2 = Be(Br)2 + 2 H2O
LiH2PO4 + NaOH = LiOH + Na3PO4 + H2O =>
LiH2PO4 + 3 NaOH = LiOH + Na3PO4 + 2 H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
P3S5 + HNO3 = H3PO4 + H2SO4 + NO2 + H2O =>
P3S5 + 45 HNO3 = 3 H3PO4 + 5 H2SO4 + 45 NO2 + 13 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaCl + NaOCl + NaHSO4 = Cl2 + H2O + Na2SO4 =>
NaCl + NaOCl + 2 NaHSO4 = Cl2 + H2O + 2 Na2SO4
Mo(CO)6 + PPh3 = Mo(CO)3(PPh3)2 + CO =>
Mo(CO)6 + 2 PPh3 = Mo(CO)3(PPh3)2 + 3 CO
H2Cr2O3 + NaOH + H2O2 = Na2CrO4 + H2O =>
H2Cr2O3 + 4 NaOH + 4 H2O2 = 2 Na2CrO4 + 7 H2O
Cr{3+} + Cl2 + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2 Cr{3+} + 3 Cl2 + 16 OH{-} = 2 CrO4{2-} + 6 Cl{-} + 8 H2O
Cu(s) + F2(g) = CuF2 =>
Cu(s) + F2(g) = CuF2
TiCl4(l) + H2O(l) = TiO2(s) + HCl(g) =>
TiCl4(l) + 2 H2O(l) = TiO2(s) + 4 HCl(g)
Al2(CO3)3(s) + HNO3(aq) = Al(NO3)3(aq) + H2O(l) + CO2(g) =>
Al2(CO3)3(s) + 6 HNO3(aq) = 2 Al(NO3)3(aq) + 3 H2O(l) + 3 CO2(g)
NaOH + CrNO3 = CrOH + NaNO3 =>
NaOH + CrNO3 = CrOH + NaNO3
PbO + H2O = PbH2O2 =>
PbO + H2O = PbH2O2
Na2S + NaMnO4 + NaOH = Na2MnO4 + Na2SO4 + H2O =>
Na2S + 8 NaMnO4 + 8 NaOH = 8 Na2MnO4 + Na2SO4 + 4 H2O
Mn{2+} + SO4{2-} + H{+} = MnO4{-} + SO2 + H2O =>
2 Mn{2+} + 5 SO4{2-} + 4 H{+} = 2 MnO4{-} + 5 SO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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