| Équations équilibrées la veille | Équations équilibrées le lendemain |
NiCl2 + 2 HOH = Ni(OH)2 + 2 HCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
MgCO3(s) + HBr(aq) = MgBr2 + CO2 + H2O =>
MgCO3(s) + 2 HBr(aq) = MgBr2 + CO2 + H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Ag2O + C = Ag + CO =>
Ag2O + C = 2 Ag + CO
Cr + SnO2 = Sn + Cr2O3 =>
4 Cr + 3 SnO2 = 3 Sn + 2 Cr2O3
C2H6O + C7H6O2 = C9H12O2 + H2O =>
19 C2H6O + 10 C7H6O2 = 12 C9H12O2 + 15 H2O
Mg + LiNO3 = Mg(NO3)2 + Li =>
Mg + 2 LiNO3 = Mg(NO3)2 + 2 Li
H3PO4 + NaLiK = NaLiKPO4 + H2 =>
2 H3PO4 + 2 NaLiK = 2 NaLiKPO4 + 3 H2
Ca(NO3)2(aq) + KF(aq) = CaF2(aq) + KNO3 =>
Ca(NO3)2(aq) + 2 KF(aq) = CaF2(aq) + 2 KNO3
KNH2 + NH4Cl = KNH4 + ClNH2 =>
KNH2 + NH4Cl = KNH4 + ClNH2
C2H4 + KMnO4 + H2O = KMnO2 + C2H4(OH)2 =>
2 C2H4 + KMnO4 + 2 H2O = KMnO2 + 2 C2H4(OH)2
NaCl(aq) + MgSO4(aq) = Na2SO4(aq) + MgCl2(aq) =>
2 NaCl(aq) + MgSO4(aq) = Na2SO4(aq) + MgCl2(aq)
HNO3 + H2S = NN + S + H2O =>
2 HNO3 + 5 H2S = NN + 5 S + 6 H2O
MgSO4 + (NH4)2SO4 = Mg3N2 + H2SO4 =>
3 MgSO4 + (NH4)2SO4 = Mg3N2 + 4 H2SO4
CH4 = C2H2 + H2 =>
2 CH4 = C2H2 + 3 H2
C2H2 + H2 = C2H4 =>
C2H2 + H2 = C2H4
KMnO4 + FeCl2(NH4)Cl(H2O)6 + H2SO4 = Cl2 + Fe2(SO4)3 + K2SO4 + MnSO4 + (NH4)Cl + H2O =>
6 KMnO4 + 10 FeCl2(NH4)Cl(H2O)6 + 24 H2SO4 = 10 Cl2 + 5 Fe2(SO4)3 + 3 K2SO4 + 6 MnSO4 + 10(NH4)Cl + 84 H2O
HC2H3O2 + Na2CO3 = H2O + Na2C2H3O2 + CO2 =>
9 HC2H3O2 + 8 Na2CO3 = 6 H2O + 8 Na2C2H3O2 + 10 CO2
H2C2O4 + KOH = H2O + HC2O4K =>
H2C2O4 + KOH = H2O + HC2O4K
SnO + Na2O = SnO2 + Na =>
SnO + Na2O = SnO2 + 2 Na
Al + O2 = Al2O2(s) =>
2 Al + O2 = Al2O2(s)
Ag + I{-} + Sn{+4} = AgI + Sn{+2} =>
2 Ag + 2 I{-} + Sn{+4} = 2 AgI + Sn{+2}
C7H8 + KMnO4 = C7H6O2 + MnO2 + KOH =>
C7H8 + 2 KMnO4 = C7H6O2 + 2 MnO2 + 2 KOH
Fr + HF = FrF + H2 =>
2 Fr + 2 HF = 2 FrF + H2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cu(s) + HNO3 = Cu(NO3)2 + NO2(g) + H2O =>
Cu(s) + 4 HNO3 = Cu(NO3)2 + 2 NO2(g) + 2 H2O
HCO3 + CH3COOH = H2O + CO2 =>
8 HCO3 + CH3COOH = 6 H2O + 10 CO2
Na3Fe(CN)6 + Pb(C2O4)2 = Na2C2O4 + Pb3(Fe(CN)6)4 =>
4 Na3Fe(CN)6 + 3 Pb(C2O4)2 = 6 Na2C2O4 + Pb3(Fe(CN)6)4
Br2 + Al = AlBr3 =>
3 Br2 + 2 Al = 2 AlBr3
C2H2 + H2 = C2H4 =>
C2H2 + H2 = C2H4
CH2 + H2O = C2H5OH =>
2 CH2 + H2O = C2H5OH
H4BaCl2O2 = H2O + BaCl2 =>
H4BaCl2O2 = 2 H2O + BaCl2
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
C(s) + H2O(g) = CO(g) + H2(g) =>
C(s) + H2O(g) = CO(g) + H2(g)
IO4{-} + N2H4 = IO3{-} + N2 + H2O =>
2 IO4{-} + N2H4 = 2 IO3{-} + N2 + 2 H2O
AgOH + NH3 = [Ag(NH3)2] + OH =>
AgOH + 2 NH3 = [Ag(NH3)2] + OH
Cr2O3 + KClO3 + KOH = K2CrO4 + Cl2 + H2O =>
5 Cr2O3 + 6 KClO3 + 14 KOH = 10 K2CrO4 + 3 Cl2 + 7 H2O
K2SO4 + RbNO3 = KNO3 + Rb2SO4 =>
K2SO4 + 2 RbNO3 = 2 KNO3 + Rb2SO4
KCrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
KCrO4 + 2 Na2SO3 + 4 HCl = KCl + 2 Na2SO4 + CrCl3 + 2 H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
NaOH + H2 = NaOH3 =>
NaOH + H2 = NaOH3
Mg(OH)2 + H2 = Mg + H2O =>
Mg(OH)2 + H2 = Mg + 2 H2O
BaO + NaOH = Ba(OH) + NaO =>
BaO + NaOH = Ba(OH) + NaO
HClO4 + As2S3 + H2O = H3AsO4 + H2SO4 + HCl =>
7 HClO4 + 2 As2S3 + 12 H2O = 4 H3AsO4 + 6 H2SO4 + 7 HCl
CuCH3COO + NaCrO4 = CuCrO4 + NaCH3COO =>
CuCH3COO + NaCrO4 = CuCrO4 + NaCH3COO
(C15H31COO)C3H5 + O2 = CO + H2O =>
2(C15H31COO)C3H5 + 35 O2 = 38 CO + 36 H2O
C2H5COOH + Cl2 = C2H4ClCOOH + HCl =>
C2H5COOH + Cl2 = C2H4ClCOOH + HCl
S2O8{2-} + I{-} = I{2+} + SO4{2-} =>
3 S2O8{2-} + 2 I{-} = 2 I{2+} + 6 SO4{2-}
N2O3 + F2 = NF3 + O2 =>
2 N2O3 + 6 F2 = 4 NF3 + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/17/24
Équations équilibrées sur01/16/24
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