| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2O + 2 HNO3 = H2O + 2 KNO3
HI + Mg = H2 + MgI2 =>
2 HI + Mg = H2 + MgI2
K2Cr2O7 + H2SO4(conc) = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 K2Cr2O7 + 8 H2SO4(conc) = 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O + 3 O2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Fe + KMnO4 = Fe(MnO4)2 + K =>
Fe + 2 KMnO4 = Fe(MnO4)2 + 2 K
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
KI + K2SO4 + HCl = I2 + H2S + H2O + KCl =>
8 KI + K2SO4 + 10 HCl = 4 I2 + H2S + 4 H2O + 10 KCl
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
Re2O7 + CO = ReO3 + CO2 =>
Re2O7 + CO = 2 ReO3 + CO2
K2CO3 + SO4 = K2SO4 + CO3 =>
K2CO3 + SO4 = K2SO4 + CO3
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Ni(OH)2 = Ni + OH =>
Ni(OH)2 = Ni + 2 OH
CaO + Cl2O = CaCl2 + O2 =>
CaO + Cl2O = CaCl2 + O2
Cr + H2O2 = Cr2O7 + H3O =>
8 Cr + 21 H2O2 = 4 Cr2O7 + 14 H3O
H{+} + BrO3{-} + Cl({-}) = BrO2 + H2O + Cl2 =>
4 H{+} + 2 BrO3{-} + 2 Cl({-}) = 2 BrO2 + 2 H2O + Cl2
KCl + AgNO2 = KNO2 + AgCl =>
KCl + AgNO2 = KNO2 + AgCl
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
NaHCO3 + C2H4O = CO2 + H2O + NaC2H3O2 =>
5 NaHCO3 + 4 C2H4O = 3 CO2 + 3 H2O + 5 NaC2H3O2
CH3CN + H2 = CH3CHNH =>
CH3CN + H2 = CH3CHNH
CuSO4(ac) + NaOH(ac) = Cu(OH)2 + Na2SO4 =>
CuSO4(ac) + 2 NaOH(ac) = Cu(OH)2 + Na2SO4
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
C14H10(s) + O2(g) = CO2(g) + H2O(l) =>
2 C14H10(s) + 33 O2(g) = 28 CO2(g) + 10 H2O(l)
KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + O =>
2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 3 H2O + 5 O
MgO + CO2 = MgCO3 =>
MgO + CO2 = MgCO3
Al + MnO2 = AlO2 + Mn =>
Al + MnO2 = AlO2 + Mn
KOH + SO2 + O2 = K2SO4 + H2O =>
4 KOH + 2 SO2 + O2 = 2 K2SO4 + 2 H2O
NO2 + Na2O = Na2NO3 =>
NO2 + Na2O = Na2NO3
Li2Cr2O7 + Cu(NO3)2 = LiNO3 + CuCr2O7 =>
Li2Cr2O7 + Cu(NO3)2 = 2 LiNO3 + CuCr2O7
KMnO4 + Fe = FeO + KMn =>
KMnO4 + 4 Fe = 4 FeO + KMn
N2O + HCl = NCl + H2O =>
N2O + 2 HCl = 2 NCl + H2O
Pb(OH)4 + Cu3(PO4)2 = Pb(PO4)2 + Cu3(OH)4 =>
Pb(OH)4 + Cu3(PO4)2 = Pb(PO4)2 + Cu3(OH)4
AgNO3 + H2SO4 = Ag2SO4 + HNO3 =>
2 AgNO3 + H2SO4 = Ag2SO4 + 2 HNO3
KOH + HOOCCOOH = HOOCCOOK + H2O =>
KOH + HOOCCOOH = HOOCCOOK + H2O
Cr2O7{-2} + CH3OH + H2O = CH2O + Cr{+3} + OH{-} =>
Cr2O7{-2} + 3 CH3OH + H2O = 3 CH2O + 2 Cr{+3} + 8 OH{-}
Na3PO4 = Na + PO4 =>
Na3PO4 = 3 Na + PO4
Fe + KMnO4 = FeMnO4 + K =>
Fe + KMnO4 = FeMnO4 + K
MgCl2 + PbI4 = MgI2 + PbCl4 =>
2 MgCl2 + PbI4 = 2 MgI2 + PbCl4
CuSO4 + NaOH = Na2SO4*Cu(OH)2 =>
CuSO4 + 2 NaOH = Na2SO4*Cu(OH)2
KMnO4 + Fe = FeO + K2O + MnO2 =>
2 KMnO4 + 3 Fe = 3 FeO + K2O + 2 MnO2
H2O(l) = H2(g) + O2(g)2H2O(l) = H2(g) + O2(g) =>
23 H2O(l) = 22 H2(g) + O2(g)2H2O(l)
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
CrCl3 + HNO3 = HCl + Cr(NO3)3 =>
CrCl3 + 3 HNO3 = 3 HCl + Cr(NO3)3
KMnO4 + Fe = K2O + MnO + Fe2O3 =>
6 KMnO4 + 10 Fe = 3 K2O + 6 MnO + 5 Fe2O3
KClO + HBr = KBr + HClO =>
KClO + HBr = KBr + HClO
Na2SiO3 + Ca(NO3)2 = NaNO3 + CaSiO3 =>
Na2SiO3 + Ca(NO3)2 = 2 NaNO3 + CaSiO3
HO2CCH2CHOHCO2H + NaOH = H2O + NaO2CCH2CHOHCO2H =>
HO2CCH2CHOHCO2H + NaOH = H2O + NaO2CCH2CHOHCO2H
HBr + Zn(OH)2 = ZnBr2 + H2O =>
2 HBr + Zn(OH)2 = ZnBr2 + 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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