| Équations équilibrées la veille | Équations équilibrées le lendemain |
HCl(g) + NaOH = NaCl(s) + H2O(l)
Cd + H{+} = Cd{2+} + H2 =>
Cd + 2 H{+} = Cd{2+} + H2
Na2Cr2O7 + NaCl + H2O = Na2CrO4 + HCl =>
Na2Cr2O7 + 2 NaCl + H2O = 2 Na2CrO4 + 2 HCl
Cu2O(g) + C(s) = Cu(s) + CO(g) =>
Cu2O(g) + C(s) = 2 Cu(s) + CO(g)
K2[Sn(OH)4] + Br2 + KOH = K2[Sn(OH)6] + KBr =>
K2[Sn(OH)4] + Br2 + 2 KOH = K2[Sn(OH)6] + 2 KBr
C2H5NH3 + H2O = C2H5NH4 + OH =>
C2H5NH3 + H2O = C2H5NH4 + OH
NaHS + O2 = Na2O + H2O + SO2 =>
2 NaHS + 3 O2 = Na2O + H2O + 2 SO2
MnCl2 + PbO2 + HNO3 = HMnO4 + Cl2 + Pb(NO3)2 + H2 =>
2 MnCl2 + 4 PbO2 + 8 HNO3 = 2 HMnO4 + 2 Cl2 + 4 Pb(NO3)2 + 3 H2
Na3VO4 + H2SO4 = Na4V2O7 + Na2SO4 + H2O =>
2 Na3VO4 + H2SO4 = Na4V2O7 + Na2SO4 + H2O
HOCl + NaOH = NaOCl + H2O =>
HOCl + NaOH = NaOCl + H2O
CHCl3 + NH3 = NH4CN + NH4Cl =>
CHCl3 + 5 NH3 = NH4CN + 3 NH4Cl
CO2 + NaO = NaO2 + CO =>
CO2 + NaO = NaO2 + CO
Li2SO3 + HCl = LiCl + H2SO3 =>
Li2SO3 + 2 HCl = 2 LiCl + H2SO3
Cd(NO3)2 = Cd + NO3 =>
Cd(NO3)2 = Cd + 2 NO3
NaHS + O2 = Na2S2O3 + H2O =>
2 NaHS + 2 O2 = Na2S2O3 + H2O
CuSO4 + S = CuS2O4 =>
CuSO4 + S = CuS2O4
C3H8O3 + HCl = C3H6Cl2O + H2O =>
C3H8O3 + 2 HCl = C3H6Cl2O + 2 H2O
H4P2O7 + H2O = H3PO4 =>
H4P2O7 + H2O = 2 H3PO4
Ca(OH)2 = Ca + H2O + O2 =>
2 Ca(OH)2 = 2 Ca + 2 H2O + O2
CH6N2O2 = NH3 + CO2 =>
CH6N2O2 = 2 NH3 + CO2
CH3CH2CHCH2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
9 CH3CH2CHCH2 + 8 KMnO4 + 16 H2O = 8 MnO2 + 12 CH3CH(OH)CH2(OH) + 8 KOH
H2S(g) + Cl2(g) = S8(g) + HCl(g) =>
8 H2S(g) + 8 Cl2(g) = S8(g) + 16 HCl(g)
C2H5OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 C2H5OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
Ag2S + HCl = AgCl + H2S =>
Ag2S + 2 HCl = 2 AgCl + H2S
P + NaOH + H2O = PH3 + NaH2PO2 =>
4 P + 3 NaOH + 3 H2O = PH3 + 3 NaH2PO2
SO4 + H2O = SO3 + OH =>
SO4 + H2O = SO3 + 2 OH
Fe(NO3)3(aq) + K3PO4(aq) = FePO4 + K3(NO3)3 =>
Fe(NO3)3(aq) + K3PO4(aq) = FePO4 + K3(NO3)3
NH3 + CH3I = CH3NH2 + HI =>
NH3 + CH3I = CH3NH2 + HI
CaCO3 + HNO3 = Ca(NO3)2 + H2CO3 =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + H2CO3
Au + F2 = AuF2 =>
Au + F2 = AuF2
Al + NaHCO3 = NaAlO2 + CO + H2 =>
2 Al + 2 NaHCO3 = 2 NaAlO2 + 2 CO + H2
(NH4)2CrO4 + Pb(NO3)2 = (NH4)2(NO3)2 + PbCrO4 =>
(NH4)2CrO4 + Pb(NO3)2 = (NH4)2(NO3)2 + PbCrO4
NaCl + O3 = NaClO4 =>
3 NaCl + 4 O3 = 3 NaClO4
SrCl2(aq) + Na2CO3(aq) = SrCO3(s) + NaCl =>
SrCl2(aq) + Na2CO3(aq) = SrCO3(s) + 2 NaCl
H3PO2 + K2FeO4 + HBr = H3PO4 + KBr + FeBr3 + H2O =>
3 H3PO2 + 4 K2FeO4 + 20 HBr = 3 H3PO4 + 8 KBr + 4 FeBr3 + 10 H2O
NaOH + NaClO + KI = KO + HCl + NaI =>
NaOH + NaClO + 2 KI = 2 KO + HCl + 2 NaI
AlBr{3+} + Cl{2} = AlCl{3} + Br{2} =>
AlBr{3+} + Cl{2} = AlCl{3} + Br{2}
NaClO2 + C6H8O7 = Na3C6H5O7 + ClO2{-} + H{+} =>
3 NaClO2 + C6H8O7 = Na3C6H5O7 + 3 ClO2{-} + 3 H{+}
N2(s) + O2(g) = NO(g) =>
N2(s) + O2(g) = 2 NO(g)
KMnO4 + KOH + Na2S2O3 = K2MnO4 + Na2SO4 + K2SO4 + H2O =>
8 KMnO4 + 10 KOH + Na2S2O3 = 8 K2MnO4 + Na2SO4 + K2SO4 + 5 H2O
CH3CN + C2H5MgBr = CH3CC2H5NMgBr = CH3COC2H5 + NH4Br + Mg{+} =>
CH3CN + C2H5MgBr = CH3CC2H5NMgBr
MgCO3 + HCl = MgCl2 + H2CO3 =>
MgCO3 + 2 HCl = MgCl2 + H2CO3
Ca(OH)2 + Mg = Mg(OH)2 + Ca =>
Ca(OH)2 + Mg = Mg(OH)2 + Ca
Ag2S + Cl2 = AgCl + S4 =>
4 Ag2S + 4 Cl2 = 8 AgCl + S4
Sn4 + Cu(NO3)2 = Sn(NO3)4 + Cu2 =>
Sn4 + 8 Cu(NO3)2 = 4 Sn(NO3)4 + 4 Cu2
AlCl3 + K2CO3 = Al2(CO3)3 + KCl =>
2 AlCl3 + 3 K2CO3 = Al2(CO3)3 + 6 KCl
C2H3NO + H2O = CO2 + C5H11N3O2 =>
3 C2H3NO + H2O = CO2 + C5H11N3O2
K2Cr2O7 + Na2SO3 + H2SO4 = Cr(HSO4)3 + NaHSO4 + KHSO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 11 H2SO4 = 2 Cr(HSO4)3 + 6 NaHSO4 + 2 KHSO4 + 4 H2O
(NH4)2 + CO3 = NH3 + CO2 + H2O =>
(NH4)2 + CO3 = 2 NH3 + CO2 + H2O
Pb(NO3)2 + KI + CH3COOH = Pb + I2 + HNO3 + CH3COOK =>
Pb(NO3)2 + 2 KI + 2 CH3COOH = Pb + I2 + 2 HNO3 + 2 CH3COOK
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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