| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HgI2 + KI = K2[HgI4] =>
HgI2 + 2 KI = K2[HgI4]
Cr(OH)3 + NaIO + NaOH = NaI + Na2CrO4 + H2O =>
2 Cr(OH)3 + 3 NaIO + 4 NaOH = 3 NaI + 2 Na2CrO4 + 5 H2O
H2O + Zn + BrO4{-} = Zn(OH)4{2-} + Br{-} + H{+} =>
12 H2O + 4 Zn + BrO4{-} = 4 Zn(OH)4{2-} + Br{-} + 8 H{+}
(CHO)2 + Cu(OH)2 + NaOH = HCOONa + Cu2O + H2O =>
(CHO)2 + 2 Cu(OH)2 + 2 NaOH = 2 HCOONa + Cu2O + 3 H2O
Al(OH)3 + K + H2O = K3[Al(OH)6] + H2 =>
2 Al(OH)3 + 6 K + 6 H2O = 2 K3[Al(OH)6] + 3 H2
HNO + KHO = KNO + H2O =>
HNO + KHO = KNO + H2O
H2BO3 + C6H8(OH)2 = C6H8(OH)HBO3 + H2O =>
H2BO3 + C6H8(OH)2 = C6H8(OH)HBO3 + H2O
NaHCO3 = NaO + CO2 + H2 =>
2 NaHCO3 = 2 NaO + 2 CO2 + H2
Mn2 + H2O2 = Mn(OH)2 =>
Mn2 + 2 H2O2 = 2 Mn(OH)2
SO2(g) + H2O(l) + O2 = H2SO4(aq) =>
2 SO2(g) + 2 H2O(l) + O2 = 2 H2SO4(aq)
Sr + H3PO4 = Sr(H2PO4)2 + H2 =>
Sr + 2 H3PO4 = Sr(H2PO4)2 + H2
NH3 + O2 = H2 + NHO =>
2 NH3 + O2 = 2 H2 + 2 NHO
Br + CO2 = BrCO2 =>
Br + CO2 = BrCO2
Na + H3O = Na5(OH)2 + H5 =>
25 Na + 10 H3O = 5 Na5(OH)2 + 4 H5
H2SO4 + NH4Cl + K2Cr2O7 = NH4HCrO4 + KHSO4 + H2O + CrO2Cl2 =>
6 H2SO4 + 4 NH4Cl + 3 K2Cr2O7 = 4 NH4HCrO4 + 6 KHSO4 + H2O + 2 CrO2Cl2
Ca(ClO)2 + HCl = CaCl2 + Cl2(g) + H2O =>
Ca(ClO)2 + 4 HCl = CaCl2 + 2 Cl2(g) + 2 H2O
K4[Co(CN)6] + H2O = K3[Co(CN)6] + KOH + H2 =>
2 K4[Co(CN)6] + 2 H2O = 2 K3[Co(CN)6] + 2 KOH + H2
FeMoO4 + Mo = Fe2Mo3O8 =>
2 FeMoO4 + Mo = Fe2Mo3O8
Na2CO3(aq) + Ca(NO3)2(aq) = CaCO3(aq) + NaNO3(s) =>
Na2CO3(aq) + Ca(NO3)2(aq) = CaCO3(aq) + 2 NaNO3(s)
NaOH + CH3COOH = Na(CH3COO) + H2O =>
NaOH + CH3COOH = Na(CH3COO) + H2O
Mg(NO3)2*6H2O + HNO3*H2O = Mg(NO3)2*9H2O + HNO3 =>
Mg(NO3)2*6H2O + 3 HNO3*H2O = Mg(NO3)2*9H2O + 3 HNO3
HClO2 + H = HCl + H2O =>
HClO2 + 4 H = HCl + 2 H2O
Mg(OH)2(s) + HCl = MgCl2(aq) + H2O =>
Mg(OH)2(s) + 2 HCl = MgCl2(aq) + 2 H2O
V + Cl2 = ClV2 =>
4 V + Cl2 = 2 ClV2
CaCl2 + H2O = Ca(OH)2 + Cl2 + H2 =>
CaCl2 + 2 H2O = Ca(OH)2 + Cl2 + H2
Na2S4O6 + NaClO2 + NaOH = NaCl + Na2SO4 + H2O =>
2 Na2S4O6 + 7 NaClO2 + 12 NaOH = 7 NaCl + 8 Na2SO4 + 6 H2O
(NH4)2SO4 + BaBr2 = NH4Br + BaSO4 =>
(NH4)2SO4 + BaBr2 = 2 NH4Br + BaSO4
PbO2 + NaOH = Na2PbO3 + H2O =>
PbO2 + 2 NaOH = Na2PbO3 + H2O
Si + Sr(OH)2 = SiOH + Sr =>
2 Si + Sr(OH)2 = 2 SiOH + Sr
Ag2CO3 + HCHO = Ag + CO2 + HCOOH =>
Ag2CO3 + HCHO = 2 Ag + CO2 + HCOOH
Na3P + KOH = NaOH + K3P =>
Na3P + 3 KOH = 3 NaOH + K3P
Ag(NO3)2 + Sn = Sn(NO3)4 + Ag =>
2 Ag(NO3)2 + Sn = Sn(NO3)4 + 2 Ag
Cu + CO2 = Cu2O + C =>
4 Cu + CO2 = 2 Cu2O + C
CuSO4H10O5 = CuSO4 + H2O =>
CuSO4H10O5 = CuSO4 + 5 H2O
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
ZnSO4 + FeCl3 = Cl3Zn + Fe(SO4) =>
ZnSO4 + FeCl3 = Cl3Zn + Fe(SO4)
CH4H2O = CO + H2 =>
CH4H2O = CO + 3 H2
C2H2O4 + H2O = C2O4 + H3O =>
C2H2O4 + 2 H2O = C2O4 + 2 H3O
AD + BC = AB + CD =>
AD + BC = AB + CD
BeCl2 + Mg = MgCl2 + Be =>
BeCl2 + Mg = MgCl2 + Be
AsO4 + Ca = CaAsO4 =>
AsO4 + Ca = CaAsO4
B5H9(s) + O2(g) = B2O3(s) + H2O(l) =>
2 B5H9(s) + 12 O2(g) = 5 B2O3(s) + 9 H2O(l)
KMnO4 + H2SO4 + As2O3 = K2SO4 + MnSO4 + As2O5 + H2O =>
4 KMnO4 + 6 H2SO4 + 5 As2O3 = 2 K2SO4 + 4 MnSO4 + 5 As2O5 + 6 H2O
K1 + Cl2 = KCl =>
2 K1 + Cl2 = 2 KCl
Al4C3 + KOH + H2O = KAl(OH)4 + CH4 =>
Al4C3 + 4 KOH + 12 H2O = 4 KAl(OH)4 + 3 CH4
H2S + PBCl2 = HCl + PBS =>
H2S + PBCl2 = 2 HCl + PBS
Zn + HNO3 = Zn(NO23)2 + NO2 + H2O =>
Zn + 84 HNO3 = Zn(NO23)2 + 82 NO2 + 42 H2O
CuSO4 + NaOH + HCl = NaCl + H2SO4 + Cu(OH)2 =>
CuSO4 + 2 NaOH + 2 HCl = 2 NaCl + H2SO4 + Cu(OH)2
(NH4)2SO4 + Cu(OH)2 = NH4OH + CuSO4 =>
(NH4)2SO4 + Cu(OH)2 = 2 NH4OH + CuSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/23/25
Équations équilibrées sur06/22/24
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